chemical reaction Crossword Puzzles

ACA Cell Energy Vocab Crossword 2022-09-30

ACA Cell Energy Vocab Crossword crossword puzzle
Across
  1. where the LDRs happen
  2. first step of cellular respiration
  3. number of phosphates in ATP
  4. number of ATP fermentation makes
  5. what a chemical reaction makes
  6. organism that make their own food
  7. needs oxygen
  8. what a chemical reaction starts with
  9. type of fermentation yeast does
Down
  1. the gas used in photosynthesis
  2. organism that cannot make their own food
  3. gas that photosynthesis makes
  4. prefix that means light
  5. organelle where cellular respiration happens
  6. glucose and ATP are this type of energy
  7. where the Calvin cycle happens
  8. organelle where photosynthesis occurs
  9. doesn't need oxygen

18 Clues: needs oxygen • doesn't need oxygen • where the LDRs happen • prefix that means light • number of phosphates in ATP • gas that photosynthesis makes • the gas used in photosynthesis • where the Calvin cycle happens • what a chemical reaction makes • type of fermentation yeast does • number of ATP fermentation makes • organism that make their own food • ...

Chapter 3-1 Crossword Answer Key 2018-01-08

Chapter 3-1 Crossword Answer Key crossword puzzle
Across
  1. holds molecules together
  2. gas to liquid
  3. many monomers together
  4. a substance formed as a result of a chemical reaction
  5. a group of two or more atoms held together by chemical bonds
  6. a chemical element with symbol C and atomic number 6
Down
  1. a substance undergoing change during a reaction
  2. don't contain carbon
  3. a standard atomic weight of 1.008
  4. reaction involving the breaking of a bond in a molecule using water
  5. a salt of a phosphoric acid
  6. many polymers
  7. a simple molecule
  8. were once alive

14 Clues: many polymers • gas to liquid • were once alive • a simple molecule • don't contain carbon • many monomers together • holds molecules together • a salt of a phosphoric acid • a standard atomic weight of 1.008 • a substance undergoing change during a reaction • a chemical element with symbol C and atomic number 6 • a substance formed as a result of a chemical reaction • ...

General Chemistry 2 Chapter 1 2025-02-16

General Chemistry 2 Chapter 1 crossword puzzle
Across
  1. The proess of a solid dissolving in a liquid.
  2. The study of energy changes during chemical reactions.
  3. A process in which an element loses electrons.
  4. The energy required to raise the temperature of one gram of a substance by one degree Celsius.
  5. The spontaneous movement of solvent molecules through a semi-permeable membrane
  6. A substance that speeds up a chemical reaction without being consumed.
  7. The negatively charged subatomic particle.
  8. The process by which molecules spread from an area of higher concentration to an area of lower
  9. A negatively charged ion.
  10. The attraction between molecules of the same substance.
  11. A liquid's resistance to flow
  12. The study of the rates of chemical reactions.
  13. The temperature at which a liquid turns into a gas.
  14. The change in concentration of reactants or products over time in a reaction.
  15. The pressure exerted by a vapor in equilibrium with its liquid.
  16. A homogeneous mixture of two or more substances.
Down
  1. . A type of bond that forms between hydrogen and highly electronegative elements like oxygen or
  2. The ability of a substance to dissolve in a solvent
  3. A chemical bond involving the sharing of electron pairs between atoms.
  4. The number of moles of solute per liter of solution
  5. The amount of energy required to remove an electron from an atom.
  6. A reaction that releases heat to its surroundings.
  7. The smallest unit of an element that retains its chemical properties.
  8. The phase change from solid directly to gas.
  9. The part of a chemical reaction that is not used up.
  10. A reaction that absorbs heat from its surroundings.
  11. The temperature at which a liquid turns into a solid.
  12. The sum of protons and neutrons in an atom.
  13. The amount of solute dissolved in a given quantity of solvent.
  14. The measure of the disorder of a system.

30 Clues: A negatively charged ion. • A liquid's resistance to flow • The measure of the disorder of a system. • The negatively charged subatomic particle. • The sum of protons and neutrons in an atom. • The phase change from solid directly to gas. • The proess of a solid dissolving in a liquid. • The study of the rates of chemical reactions. • ...

Photosynthesis 2018-11-15

Photosynthesis crossword puzzle
Across
  1. when chlorophyll lessens in a plant leaf and loses its green color
  2. the chemical energy produced in the light reaction
  3. where glucose is crushed down to form chemical energy
  4. the light reaction happens in the presence of
  5. adenine triphosphate
  6. the light absorbing pigment in the chloroplast
  7. the food product
Down
  1. make their own food
  2. the dark reaction
  3. the "waste" product
  4. get their food from other organisms
  5. where the dark reaction takes place
  6. where the light reaction takes place

13 Clues: the food product • the dark reaction • make their own food • the "waste" product • adenine triphosphate • get their food from other organisms • where the dark reaction takes place • where the light reaction takes place • the light reaction happens in the presence of • the light absorbing pigment in the chloroplast • the chemical energy produced in the light reaction • ...

AICE Bio Chapter 3 Crossword Puzzle 2019-03-28

AICE Bio Chapter 3 Crossword Puzzle crossword puzzle
Across
  1. The inhibitor binds to the enzyme's active site and prevents the substrate from binding, stops the reaction from happening.
  2. The maximum rate of reaction when the enzyme is saturated with substrate.
  3. The intermediate formed when a substrate interacts with the active site of an enzyme.
  4. To alter the structure of a protein by breaking bonds.
  5. The number of chemical conversions of the substrate molecules per second at a catalytic site for a given enzyme concentration.
  6. Instantaneous rate of reaction at the start and first few seconds of the reaction.
  7. The substance on which an enzyme acts.
  8. Operating outside of the cell.
  9. The reaction product inhibits the enzyme activity.
  10. Operating within the cell.
  11. A region on an enzyme that binds to a protein or other substance during a reaction.
  12. Something which prevents an enzyme from working in the normal manner.
Down
  1. An enzyme that is attached to an inert, insoluble substance. Can provide increased resistance to changes in conditions.
  2. The concentration of substrate required to reach 1/2 Vmax. It is a reflection of the affinity of an enzyme for its substrate.
  3. A molecule which speeds up a chemical reaction.
  4. What is left after the enzyme binds with the substrate.
  5. The minimum energy required to allow a certain chemical reaction to occur.
  6. A process that uses the conditions of one component to regulate the function of the other. It is done to either increase or dampen the change in the system.
  7. The binding of a substrate or some other molecule to an enzyme causes a change in the shape of the enzyme so as to enhance or inhibit its activity.
  8. The active site of an enzyme has a specific shape that only allows a specific substrate molecule to fit.

20 Clues: Operating within the cell. • Operating outside of the cell. • The substance on which an enzyme acts. • A molecule which speeds up a chemical reaction. • The reaction product inhibits the enzyme activity. • To alter the structure of a protein by breaking bonds. • What is left after the enzyme binds with the substrate. • ...

Tatum G 4.1.3 2024-02-07

Tatum G 4.1.3 crossword puzzle
Across
  1. if the enzymes shape changes significantly and can no longer function
  2. something you breathe in everyday to stay alive
  3. very little hydrogen
  4. molecule that's used by all living organisms
  5. adds water molecules
  6. breaks down lactose
  7. percentage of hydrogen ions in a solution
  8. specifically shaped area of the enzyme
  9. after a chemical reaction occurs
  10. an enzyme that is released by the cells of the stomach
  11. the name of what an enzyme typically ends in
Down
  1. large bio-molecules
  2. removes water molecules
  3. shape of the enzyme fits the substrate
  4. lots of hydrogen
  5. enzymes control this aspect of a chemical reaction
  6. chemical reactions done by living organisms
  7. protein molecules that act as biological catalysts
  8. a toxic chemical that is produced in many organisms
  9. the substance the enzyme acts on
  10. when the substrate is changed
  11. an enzyme that is present in saliva
  12. can block active sites
  13. degree or intensity of heat present
  14. an enzyme that helps digest food
  15. reaction energy lowered by enzymes

26 Clues: lots of hydrogen • large bio-molecules • breaks down lactose • very little hydrogen • adds water molecules • can block active sites • removes water molecules • when the substrate is changed • the substance the enzyme acts on • an enzyme that helps digest food • after a chemical reaction occurs • reaction energy lowered by enzymes • an enzyme that is present in saliva • ...

Chemistry Crossword 2023-12-14

Chemistry Crossword crossword puzzle
Across
  1. substances that can donate a proton (H+) to another substance
  2. positively charged ions
  3. a state that's able to be dissolved
  4. the maximum concentration of a solute that can dissolve in a solvent at a given temperature
  5. a measure of the concentration of a solute in a solution
  6. the process of reducing the concentration of a solution by adding more solvent (typically water) to it
  7. negatively charged ions
  8. MNO4
  9. what you place your weighed out solute in in a dilution experiment (piece of equiptment)
Down
  1. 6.022x10^23
  2. what is being dissolved in a solution
  3. the study of the quantitative relationships between reactants and products in a chemical reaction. It involves calculating the amounts of substances consumed and produced in a chemical reaction based on the balanced chemical equation
  4. synonym for homogeneous mixtures
  5. SiO3
  6. a solid formed by a change in a solution, often due to a chemical reaction or change in temperature that decreases solubility of a solid
  7. a single atom gaining or losing electrons
  8. C2O4
  9. what is doing the dissolving in a solution
  10. Insoluble=does not dissolve in water
  11. C2H3O2

20 Clues: SiO3 • C2O4 • MNO4 • C2H3O2 • 6.022x10^23 • positively charged ions • negatively charged ions • synonym for homogeneous mixtures • a state that's able to be dissolved • Insoluble=does not dissolve in water • what is being dissolved in a solution • a single atom gaining or losing electrons • what is doing the dissolving in a solution • ...

Science Perfect 10 2019-02-19

Science Perfect 10 crossword puzzle
Across
  1. a reaction that releases energy in the form of heat
  2. combination
  3. the minimum amount of energy required to start a chemical reaction
  4. a material that increases the rate of a reaction by lowering the activation energy
  5. the principle stating that matter is not created or destroyed during a chemical reaction
Down
  1. A chemical reaction that breaks down compounds into simpler products.
  2. a person or thing that takes the place of another
  3. a solid that forms from a solution during a chemical reaction.
  4. a reaction in which energy is absorbed
  5. A material that decreases the rate of a reaction

10 Clues: combination • a reaction in which energy is absorbed • A material that decreases the rate of a reaction • a person or thing that takes the place of another • a reaction that releases energy in the form of heat • a solid that forms from a solution during a chemical reaction. • the minimum amount of energy required to start a chemical reaction • ...

Photosynthesis and Cellular Respiration-Kyla Hackman 2019-11-25

Photosynthesis and Cellular Respiration-Kyla Hackman crossword puzzle
Across
  1. a series of enzyme assisted chemical reactions that produces a three carbon sugar
  2. input of CR and output of photosynthesis
  3. fluid portion of the chloroplast; outside of the thylakoids
  4. the spot where cellular respiration occurs
  5. a biochemical pathway that breaks down acetyl CoA, producing CO2, hydrogen atoms, and ATP
  6. the output of CR and input of photosynthesis
  7. transfers electrons from one molecule to the next
  8. conversion of light energy to chemical energy to form organic compounds
  9. a series of chemical reactions in which the product of one reaction is consumed in the next reaction
  10. Alcohol convert to pyruvic acid
  11. a flattened membrane sac inside the chloroplast, used to convert light energy into chemical enegy
Down
  1. biochemical pathway of 6 carbon molecules of glucose is oxidized to produce two three carbon molecules of pyruvic acid
  2. input of cellular respiration and output of photosynthesis
  3. a reaction of photosynthesis that uses light energy to make ATP and NADPH
  4. where photosynthesis happens
  5. complex process in which cells make ATP by breaking down organic compounds
  6. the combination of glycolysis and these additional pathways which regenerate NAD+
  7. process that requires oxygen
  8. energy produced by cellular respiration
  9. anaerobic process that does not require oxygen
  10. output of CR and input of photosynthesis
  11. the transfer of one atom from NADH and the addition of one free proton to pyruvic acid

22 Clues: where photosynthesis happens • process that requires oxygen • Alcohol convert to pyruvic acid • energy produced by cellular respiration • input of CR and output of photosynthesis • output of CR and input of photosynthesis • the spot where cellular respiration occurs • the output of CR and input of photosynthesis • anaerobic process that does not require oxygen • ...

ENVIRONMENTAL SCIENCE 2025-07-21

ENVIRONMENTAL SCIENCE crossword puzzle
Across
  1. When water flows over land because it can’t be absorbed.
  2. Pollution from chemicals and human waste harms this water source.
  3. Smallest unit of an element.
  4. Substance made of two or more elements.
  5. Earth’s water system including rivers and oceans.
  6. Energy required to initiate a chemical reaction.
  7. Sum of all chemical processes in the body.
  8. layer of gases surrounding Earth.
  9. Pure substance made of one kind of atom.
  10. Process by which substances are changed into different substances.
  11. Energy of motion.
  12. Substance formed as a result of a chemical reaction.
  13. Breaking down of rocks and minerals on Earth’s surface.
  14. Scientific study of energy and its transformations.
  15. Field focusing on chemical processes in nature.
  16. Study of atmospheric phenomena and weather.
  17. Study of Earth’s physical structure and substance.
Down
  1. Increase in this causes more strain on natural resources.
  2. Metabolic process where cells use oxygen and release carbon dioxide
  3. Metabolic process where cells use oxygen and release carbon dioxide.
  4. Type of biochemical reaction that builds complex molecules.
  5. Energy stored due to position or arrangement.
  6. Study of relationships between organisms and environment.
  7. Place where life exists.
  8. Type of energy carried by light or electromagnetic waves.
  9. Molecule that speeds up chemical reactions in living organisms
  10. Washing away of soluble materials by water.
  11. Anything that has mass and occupies space.
  12. Ability to do work.
  13. Outer solid part of the Earth.
  14. Cycle involving an essential element found in proteins and needed by plants for growth.

31 Clues: Energy of motion. • Ability to do work. • Place where life exists. • Smallest unit of an element. • Outer solid part of the Earth. • layer of gases surrounding Earth. • Substance made of two or more elements. • Pure substance made of one kind of atom. • Sum of all chemical processes in the body. • Anything that has mass and occupies space. • ...

ENVIRONMENTAL SCIENCE 2025-07-21

ENVIRONMENTAL SCIENCE crossword puzzle
Across
  1. Energy stored due to position or arrangement.
  2. Cycle involving an essential element found in proteins and needed by plants for growth.
  3. Substance made of two or more elements.
  4. Type of energy carried by light or electromagnetic waves.
  5. Molecule that speeds up chemical reactions in living organisms
  6. Sum of all chemical processes in the body.
  7. Type of biochemical reaction that builds complex molecules.
  8. Anything that has mass and occupies space.
  9. Scientific study of energy and its transformations.
  10. Increase in this causes more strain on natural resources.
  11. Outer solid part of the Earth.
  12. When water flows over land because it can’t be absorbed.
Down
  1. Energy of motion.
  2. Pollution from chemicals and human waste harms this water source.
  3. Field focusing on chemical processes in nature.
  4. Ability to do work.
  5. Place where life exists.
  6. Breaking down of rocks and minerals on Earth’s surface.
  7. Smallest unit of an element.
  8. Washing away of soluble materials by water.
  9. Metabolic process where cells use oxygen and release carbon dioxide.
  10. Process by which substances are changed into different substances.
  11. Study of Earth’s physical structure and substance.
  12. layer of gases surrounding Earth.
  13. Earth’s water system including rivers and oceans.
  14. Energy required to initiate a chemical reaction.
  15. Study of relationships between organisms and environment.
  16. Study of atmospheric phenomena and weather.
  17. Metabolic process where cells use oxygen and release carbon dioxide
  18. Pure substance made of one kind of atom.
  19. Substance formed as a result of a chemical reaction.

31 Clues: Energy of motion. • Ability to do work. • Place where life exists. • Smallest unit of an element. • Outer solid part of the Earth. • layer of gases surrounding Earth. • Substance made of two or more elements. • Pure substance made of one kind of atom. • Sum of all chemical processes in the body. • Anything that has mass and occupies space. • ...

Vocabulary Choice Board Unit 9- Crossword Puzzle 2022-04-08

Vocabulary Choice Board Unit 9- Crossword Puzzle crossword puzzle
Across
  1. the law that states that mass cannot be created or destroyed in ordinary chemical and physical changes.
  2. A rapid reaction between oxygen and fuel that results in fire.
  3. A number in front of a chemical formula in an equation that indicates how many molecules or atoms of each reactant and product are involved in a reaction.
Down
  1. a substance that forms in a chemical reaction.
  2. A chemical substance that is present at the start of a chemical reaction.
  3. one element replaces another element in a compound.
  4. a chemical reaction where two elements in different compounds trade places.
  5. a reaction in which two or more substances combine to form a new compound.
  6. A chemical reaction that breaks down compounds into simpler products.
  7. A number written slightly below and to the right of a chemical symbol that shows how many atoms of an element are in a compound.

10 Clues: a substance that forms in a chemical reaction. • one element replaces another element in a compound. • A rapid reaction between oxygen and fuel that results in fire. • A chemical reaction that breaks down compounds into simpler products. • A chemical substance that is present at the start of a chemical reaction. • ...

week6 2025-02-06

week6 crossword puzzle
Across
  1. กลไกปฏิกิริยา
  2. โมเมนต์ไดโพล
  3. โครงสร้างเรโซแนนซ์
  4. พลังงานพันธะ
  5. ไฮบริไดเซชัน
Down
  1. พิษตัวเร่งปฏิกิริยา
  2. หลักการของเลอชาเตอลิเย
  3. สถานะทรานซิชัน
  4. พลังงานอิสระของกิ๊บส์
  5. อุณหพลศาสตร์
  6. ออร์บิทัลโมเลกุล
  7. แรงระหว่างโมเลกุล
  8. คู่อิเล็กตรอนโดดเดี่ยว
  9. พันธะไฮโดรเจน
  10. สมดุลเคมี
  11. พลังงานกระตุ้น
  12. เอนทัลปี
  13. เอนโทรปี
  14. อิเล็กตรอนเวเลนซ์
  15. จลนพลศาสตร์ของปฏิกิริยา

20 Clues: เอนทัลปี • เอนโทรปี • สมดุลเคมี • อุณหพลศาสตร์ • โมเมนต์ไดโพล • พลังงานพันธะ • ไฮบริไดเซชัน • กลไกปฏิกิริยา • พันธะไฮโดรเจน • สถานะทรานซิชัน • พลังงานกระตุ้น • ออร์บิทัลโมเลกุล • แรงระหว่างโมเลกุล • อิเล็กตรอนเวเลนซ์ • โครงสร้างเรโซแนนซ์ • พิษตัวเร่งปฏิกิริยา • พลังงานอิสระของกิ๊บส์ • หลักการของเลอชาเตอลิเย • คู่อิเล็กตรอนโดดเดี่ยว • จลนพลศาสตร์ของปฏิกิริยา

Quarter 3 Chemistry Vocab 2025-03-10

Quarter 3 Chemistry Vocab crossword puzzle
Across
  1. The temperature at which a liquid turns into a gas
  2. A reaction where a single compound breaks down into two or more simpler substances
  3. The simplest whole-number ratio of elements in a compound
  4. The reactant that is completely consumed in a reaction, limiting the amount of product formed
  5. A solid without a defined crystalline structure
  6. Standard Temperature and Pressure (0°C and 1 atm)
  7. The boiling point of a liquid at 1 atmosphere of pressure
  8. The process where a gas changes directly into a solid without becoming a liquid
  9. A unit that measures the amount of substance, containing Avogadro’s number of particles
  10. A state of matter with a definite shape and volume
  11. The number of representative particles in one mole (6.022 × 10²³)
  12. A reaction where one element replaces another in a compound
  13. A graph showing the conditions of temperature and pressure where different states of matter exist
  14. A representation of a chemical reaction using symbols and formulas
  15. A chemical equation where the number of atoms of each element is the same on both sides
  16. A reaction where two compounds exchange positive ions to form two new compounds
  17. The temperature at which a solid becomes a liquid
  18. The energy of motion
Down
  1. The percent by mass of each element in a compound
  2. A reaction where a substance reacts with oxygen, often producing heat and light
  3. The mass of one mole of a substance, expressed in grams per mole
  4. The process where a solid changes directly to a gas without becoming a liquid
  5. A state of matter with no definite shape or volume
  6. The pressure exerted by a vapor in equilibrium with its liquid or solid phase
  7. A solution where water is the solvent
  8. The calculation of reactants and products in a chemical reaction
  9. A reaction where two or more substances combine to form a single product
  10. The smallest unit of a substance, such as atoms, molecules, or formula units
  11. The volume occupied by one mole of gas at STP (22.4 L)
  12. A chemical equation that does not indicate the relative amounts of reactants and products
  13. A number placed in front of a formula in a chemical equation to balance it
  14. The temperature and pressure at which solid, liquid, and gas phases coexist in equilibrium
  15. The temperature and pressure at which the liquid and gas phases become indistinguishable
  16. The ratio of moles of reactants and products in a balanced equation
  17. A state of matter with a definite volume but no fixed shape

35 Clues: The energy of motion • A solution where water is the solvent • A solid without a defined crystalline structure • The percent by mass of each element in a compound • Standard Temperature and Pressure (0°C and 1 atm) • The temperature at which a solid becomes a liquid • The temperature at which a liquid turns into a gas • ...

Chemical Energy - Cross Word 2016-05-07

Chemical Energy - Cross Word crossword puzzle
Across
  1. An example of a chemical Energy is a ______?
  2. Chemical energy is released in a chemical ________
  3. The Basic Units of matter are?
  4. During Chemical Reactions, chemical energy is often transformed into ______ or heat
  5. The process in light is converted into Chemical Energy is?
  6. Uncharged particles found within the central part of an Atom are?
  7. The Center of an atom is called?
Down
  1. A by-product of chemical Energy
  2. Negative charged particles are?
  3. What can be transformed from one form to another?
  4. Chemical Energy is energy stored in the bonds of chemical ________?
  5. Positively charged Particles are?
  6. Contains chemical energy and is used by Living organisms such as Animals
  7. What is the name given to a substance that is the involved first in a chemical reaction?
  8. Adding a proton to an atom makes a new ______?

15 Clues: The Basic Units of matter are? • A by-product of chemical Energy • Negative charged particles are? • The Center of an atom is called? • Positively charged Particles are? • An example of a chemical Energy is a ______? • Adding a proton to an atom makes a new ______? • What can be transformed from one form to another? • Chemical energy is released in a chemical ________ • ...

chemistry 1 2019-03-18

chemistry 1 crossword puzzle
Across
  1. subatomic particles with no charge
  2. the concentration of surface active agents
  3. substance that releases oxygen
  4. a colorless liquid or white crystals with a strong unpleasant odor that is used in permanent waving solutions
  5. the substance that is dissolved in a solution
  6. a physical combination of matter in any proportion
  7. the quantity of hydrogen ions
  8. a substance that adds hydrogen to a chemical compound or subtracts oxygen from the compound
  9. the study of substances that contain the element carbon
  10. a change in form of physical properties of a substance without a chemical reaction or the creation of a new substance
  11. compounds that contain carbon and evaporate easily
  12. liquids that are mutually soluble meaning that they can be mixed together to form stable solutions
  13. water droplets emulsified in oil
  14. a chemical combination of two or more atoms in definite proportions
  15. unstable physical mixtures of undissolved particles in a liquid
  16. a stable physical mixture of two or more substances
Down
  1. subatomic particles with a positive charge
  2. the three different physical forms of matter
  3. alcohols that evaporate easily
  4. a chemical reaction in which the oxidizing agent is reduced and the reducing agent is oxidized
  5. the measure of the acidity an alkalinity of a substance
  6. a chemical reaction that combines a substance with oxygen to produce an oxide
  7. special type of oil used in hair conditioners water resistant lubricants for the skin and nail polish dryers
  8. any substance that occupies spaces spaces and has mass
  9. characteristics that can be determined without a chemical reaction and do not cause a chemical change in the substance
  10. a chemical combination of matter in definite proportions
  11. oil droplets emulsified in water
  12. the substance that dissolves the solute and makes it a solution
  13. multiples of ten

29 Clues: multiples of ten • the quantity of hydrogen ions • alcohols that evaporate easily • substance that releases oxygen • oil droplets emulsified in water • water droplets emulsified in oil • subatomic particles with no charge • subatomic particles with a positive charge • the concentration of surface active agents • the three different physical forms of matter • ...

chemistry 1 2019-03-18

chemistry 1 crossword puzzle
Across
  1. the measure of the acidity an alkalinity of a substance
  2. a physical combination of matter in any proportion
  3. a chemical combination of two or more atoms in definite proportions
  4. compounds that contain carbon and evaporate easily
  5. subatomic particles with no charge
  6. the three different physical forms of matter
  7. the concentration of surface active agents
  8. a chemical reaction that combines a substance with oxygen to produce an oxide
  9. a chemical reaction in which the oxidizing agent is reduced and the reducing agent is oxidized
  10. special type of oil used in hair conditioners water resistant lubricants for the skin and nail polish dryers
  11. a stable physical mixture of two or more substances
  12. substance that releases oxygen
  13. alcohols that evaporate easily
Down
  1. characteristics that can be determined without a chemical reaction and do not cause a chemical change in the substance
  2. water droplets emulsified in oil
  3. any substance that occupies spaces spaces and has mass
  4. the quantity of hydrogen ions
  5. a chemical combination of matter in definite proportions
  6. oil droplets emulsified in water
  7. a substance that adds hydrogen to a chemical compound or subtracts oxygen from the compound
  8. the substance that is dissolved in a solution
  9. multiples of ten
  10. unstable physical mixtures of undissolved particles in a liquid
  11. the substance that dissolves the solute and makes it a solution
  12. a colorless liquid or white crystals with a strong unpleasant odor that is used in permanent waving solutions
  13. a change in form of physical properties of a substance without a chemical reaction or the creation of a new substance
  14. the study of substances that contain the element carbon
  15. liquids that are mutually soluble meaning that they can be mixed together to form stable solutions
  16. subatomic particles with a positive charge

29 Clues: multiples of ten • the quantity of hydrogen ions • substance that releases oxygen • alcohols that evaporate easily • water droplets emulsified in oil • oil droplets emulsified in water • subatomic particles with no charge • the concentration of surface active agents • subatomic particles with a positive charge • the three different physical forms of matter • ...

Unit 5 Vocabulary 2023-03-06

Unit 5 Vocabulary crossword puzzle
Across
  1. Another name for a voltaic cell
  2. A value that can be found to determine if a reaction is spontaneous or nonspontaneous
  3. The speed at which a chemical reaction starts and finishes
  4. Reaction that gains electrons
  5. A reaction that occurs only with the help of outside assistance
  6. A reaction that occurs without any outside assistance
Down
  1. A cell that uses redox to occur spontaneously and generate its own voltage
  2. A value that determines which element will lose or gain electrons in a cell
  3. An assumption that claims reactions occur because particles bump into each other
  4. A chemical equation that shows the loss or gain of electrons between the two electrodes of a cell
  5. A value that measures how many volts will be produced between two metals in a cell
  6. A combined chemical equation for both electrodes of a cell
  7. Electrode at the site of reduction
  8. Reaction that loses electrons
  9. Electrode at the site of oxidation
  10. Filled with a solution that will help balance out the build up of positive and negative charge in a cell

16 Clues: Reaction that gains electrons • Reaction that loses electrons • Another name for a voltaic cell • Electrode at the site of reduction • Electrode at the site of oxidation • A reaction that occurs without any outside assistance • A combined chemical equation for both electrodes of a cell • The speed at which a chemical reaction starts and finishes • ...

Josie 2025-03-21

Josie crossword puzzle
Across
  1. a process where substances (reactants) rearrange their atoms to form new substances (products) with different properties
  2. the breaking and forming of chemical bonds, resulting in a change in the chemical composition.
  3. the starting materials in a reaction that undergo a chemical change to form a product
  4. is a type of MIXTURE- in which the individuals substances are not evenly
  5. is matter that can vary in composition
  6. a transformation that alters the appearance or form of a substance, like its state or shape, but does not change its chemical composition or identity
  7. the fundamental, indivisible unit of a chemical element, composed of a nucleus with protons and neutrons, surrounded by electrons, and is the smallest unit that retains the properties of that element
Down
  1. is a type of substance containing atoms of two or more different elements chemically bonded together
  2. a substance's ability to undergo a specific chemical change or reaction, forming new substances with different properties
  3. a fundamental measure of the amount of matter within an object or substance
  4. a measure of the average kinetic energy of the atoms or molecules within a substance
  5. the substances formed as a result of a chemical reaction, where the reactants are transformed into new substances with different properties
  6. is a type of mixture when the individual substances are evenly mixed.
  7. anything that occupies space and has mass, existing in various forms or states (solid, liquid, gas, plasma) and composed of fundamental particles called atoms
  8. a pure form of matter with a uniform and definite composition
  9. presentation of a chemical reaction, using chemical formulas and symbols to show the reactants (starting materials) on the left and the products (resulting substances) on the right, separated by an arrow
  10. the amount of a substance (solute) present in a given amount of space or volume (solution)
  11. a pure substance composed of only one type of atom, characterized by a specific number of protons, and cannot be broken down into simpler substances by chemical means
  12. the amount of three-dimensional space that a substance or object occupies, measured in units like cubic meters (m³) or liters (L)
  13. to form a solution by mixing evenly

20 Clues: to form a solution by mixing evenly • is matter that can vary in composition • a pure form of matter with a uniform and definite composition • is a type of mixture when the individual substances are evenly mixed. • is a type of MIXTURE- in which the individuals substances are not evenly • ...

Biochemistry 2022-05-02

Biochemistry crossword puzzle
Across
  1. Formed when glucose and fructose combine.
  2. A single, building block of a larger molecule.
  3. Polysaccharide that stores energy in plants.
  4. Protein that regulates blood sugar.
  5. Enzymes _____ the activation energy of a chemical reaction so it can progress faster.
  6. The energy required to begin a chemical reaction.
  7. Solution with a pH below 7.
  8. Organic compound; contains genetic information.
  9. Solutions that regulate pH fluctuations to maintain homeostasis.
  10. Most abundant monosaccharide; basis of energy for all living things.
  11. The molecule acted upon by the enzyme.
  12. Many monomers bonded together form this.
  13. Analogy of an enzyme and its substrate.
  14. Bonds that hold nucleotides together.
  15. Bonds that hold amino acids together.
  16. The master set of instructions to make proteins.
  17. Fats that are the main components of the cell membrane.
  18. Lipids that act as chemical messengers in the body.
  19. Molecules that use genetic information to make proteins.
  20. Chemical reagent that turns from tan to purple in the presence of polysaccharides.
  21. Chemical reagent that turns from blue to orange in the presence of monosaccharides.
  22. To speed up a chemical reaction.
  23. Formed when many monosaccharides bond together.
Down
  1. The study of chemicals necessary for life functions.
  2. Monomers of carbohydrates.
  3. Molecules found in living things; carbon backbone.
  4. Chemical reagent that forms red blobs in the presence of lipids.
  5. Element necessary to build organic compounds.
  6. Monomers of nucleic acids.
  7. Polysaccharide that stores energy in animals.
  8. Formed when two monosaccharides bond together.
  9. Describes the precision of an enzyme to bond with one substrate.
  10. Protein on RBCs that transports oxygen.
  11. Monomers of lipids.
  12. Organic compound; short term energy storage and structure
  13. Organic compound; long term energy storage, insulation and homeostasis
  14. Proteins that speed up chemical reactions.
  15. Chemical reactions that take place within an organism.
  16. Polysaccharide used for structure in animals (exoskeleton/nails) and fungi cell wall.
  17. Organic compound; structural, metabolic, regulatory, cell communication
  18. Monomers of proteins.
  19. The final results of a chemical reaction.
  20. Solution with a pH above 7.
  21. Polysaccharide that forms the plant cell wall.

44 Clues: Monomers of lipids. • Monomers of proteins. • Monomers of carbohydrates. • Monomers of nucleic acids. • Solution with a pH below 7. • Solution with a pH above 7. • To speed up a chemical reaction. • Protein that regulates blood sugar. • Bonds that hold nucleotides together. • Bonds that hold amino acids together. • The molecule acted upon by the enzyme. • ...

Chem Lab 2022-09-21

Chem Lab crossword puzzle
Across
  1. the atomic radius ________ across a period from left to right
  2. how much something wants to reduce
  3. half-reaction in which a chemical species loses electrons
  4. a cell that is composed of 2 metals connected by a salt bridge
  5. the general electron configuration for the element group with the largest negative value for electron affinity
  6. the other name for the Oxygen family
  7. the amount of energy required to remove an electron from an atom
  8. the group on the periodic table with an oxidation number of +1
  9. between Cesium or Lithium, the one with a higher melting point
  10. the cell in which reduction occurs in a voltaic cell
  11. the ability of materials to pass an electric current
  12. focuses exclusively on either the oxidation or reduction portion of a reaction
Down
  1. the number that indicates the degree of oxidation/reduction of an atom
  2. half-reaction in which a chemical species gains electrons
  3. one of the mnemonics for remembering oxidation/reduction
  4. a cell that uses a current to decompose chemical compounds
  5. when balancing redox reaction, you first balance all _______ elements
  6. the cell in which oxidation occurs in a voltaic cell
  7. the representation of the hydrogen-ion activity of solutions
  8. the element with the largest first ionization energy on the periodic table

20 Clues: how much something wants to reduce • the other name for the Oxygen family • the cell in which oxidation occurs in a voltaic cell • the cell in which reduction occurs in a voltaic cell • the ability of materials to pass an electric current • one of the mnemonics for remembering oxidation/reduction • half-reaction in which a chemical species gains electrons • ...

Vocabulary (Feb. 15 - 19, 2021) 2021-02-12

Vocabulary (Feb. 15 - 19, 2021) crossword puzzle
Across
  1. change in which new substances produced
  2. chemical made of amino acids to repair cells
  3. atoms that have lost or gained electrons
  4. smallest unit with all properties of substance
  5. a unit for measuring temperature
  6. chemical reaction that produce light and heat
Down
  1. sets freezing at 32°, boiling point 212°
  2. sets 0 freezing and 100 boiling point
  3. sugar and starch - chemical energy
  4. reaction that breaks down chemicals
  5. chemical transformation or change
  6. degree of hotness or coldness

12 Clues: degree of hotness or coldness • a unit for measuring temperature • chemical transformation or change • sugar and starch - chemical energy • reaction that breaks down chemicals • sets 0 freezing and 100 boiling point • change in which new substances produced • sets freezing at 32°, boiling point 212° • atoms that have lost or gained electrons • ...

Law of Conservation of Mass and Acids and Bases 2013-12-17

Law of Conservation of Mass and Acids and Bases crossword puzzle
Across
  1. A (An) __________ is a compound that produces OH- ions in water.
  2. The formation of a solid during a chemical change is called a _____________. (Like our hillbilly cheese)
  3. Boiling water is a __________ change to matter.
  4. If H+ ions are equal to OH- ions in water, we say the solution is ___________.
  5. A (An) __________ is a compound that produces H+ ions in water.
  6. The total amount of matter remains _____________ in any chemical reaction.
  7. If H+ ions less than OH- ions in water, we say the solution is ___________.
  8. Matter can change from one ________ to another, but the mass must remain constant in a chemical change.
Down
  1. Acids react with metals to form hydrogen _____________.
  2. The mass of the reactants ______________ the mass of the products.
  3. In the law of conservation of matter, no matter is __________ or destroyed.
  4. Bases have a _________________ taste.
  5. The chemicals present prior to a chemical reaction are called _____________.
  6. The same number of atoms exist before and _________ a chemical change.
  7. The chemicals remaining after a chemical reaction are called _____________.
  8. Acids react with bases to form ____________ plus water.
  9. If H+ ions greater than OH- ions in water, we say the solution is ___________.
  10. Acids have a _________________ taste.

18 Clues: Bases have a _________________ taste. • Acids have a _________________ taste. • Boiling water is a __________ change to matter. • Acids react with metals to form hydrogen _____________. • Acids react with bases to form ____________ plus water. • A (An) __________ is a compound that produces H+ ions in water. • ...

Unit 4 Review Crossword 2024-11-21

Unit 4 Review Crossword crossword puzzle
Across
  1. A substance made up of two or more different elements chemically bonded together.
  2. A reaction that absorbs heat energy from its surroundings.
  3. A number placed in front of a chemical formula to indicate the number of molecules.
  4. A type of transformation where substances are altered into new ones with different properties.
  5. A substance formed as the result of a chemical reaction.
  6. A process where reactants are transformed into products through chemical changes.
Down
  1. A transformation that affects the form of a substance but not its chemical identity.
  2. A small number written below and to the right of a chemical symbol to show the number of atoms.
  3. A starting substance that undergoes change in a chemical reaction.
  4. A type of reaction that releases heat energy to the surroundings.
  5. The basic unit of a chemical element.
  6. The smallest unit of a compound that retains its chemical properties.

12 Clues: The basic unit of a chemical element. • A substance formed as the result of a chemical reaction. • A reaction that absorbs heat energy from its surroundings. • A type of reaction that releases heat energy to the surroundings. • A starting substance that undergoes change in a chemical reaction. • ...

CHem 2025-11-29

CHem crossword puzzle
Across
  1. Substance that accepts protons (H+) in solution
  2. Atoms of the same element with different numbers of neutrons
  3. Two or more atoms bonded together
  4. Atom or molecule with a net electric charge
  5. Bond formed by sharing electrons
  6. State where forward and reverse reactions occur at equal rates
  7. Ability of an atom to attract electrons in a bond
  8. Smallest unit of an element that retains its properties
  9. Gain of electrons during a chemical reaction
Down
  1. Calculation of reactants and products in chemical reactions
  2. Bond formed by transfer of electrons
  3. Substance that donates protons (H+) in solution
  4. Concentration expressed as moles per liter
  5. Loss of electrons during a chemical reaction
  6. Speeds up a chemical reaction without being consumed

15 Clues: Bond formed by sharing electrons • Two or more atoms bonded together • Bond formed by transfer of electrons • Concentration expressed as moles per liter • Atom or molecule with a net electric charge • Loss of electrons during a chemical reaction • Gain of electrons during a chemical reaction • Substance that accepts protons (H+) in solution • ...

Eduardo L. Rodriguez 2020-01-17

Eduardo L. Rodriguez crossword puzzle
Across
  1. measurement to change
  2. lessen
  3. heat
  4. burning
  5. cramp
  6. degrees
  7. Complex energy
  8. rotting
  9. Area exterior
  10. rust
  11. unsolvable
  12. Electron outer shell
Down
  1. substance
  2. combination
  3. Chemical Reaction react together
  4. focusing
  5. Chateliers Principle effect
  6. replacement Reaction display
  7. force
  8. motivation
  9. energy
  10. frequency

22 Clues: heat • rust • cramp • force • lessen • energy • burning • degrees • rotting • focusing • substance • frequency • motivation • unsolvable • combination • Area exterior • Complex energy • Electron outer shell • measurement to change • Chateliers Principle effect • replacement Reaction display • Chemical Reaction react together

7F Chemical Reactions 2023-04-13

7F Chemical Reactions crossword puzzle
Across
  1. A type of reaction where new substances are formed.
  2. A chemical that goes cloudy when carbon dioxide is bubbled through it.
  3. Starting chemicals that join together to form a new substance.
  4. A gas which is given off when metals react with acids. It burns with a squeaky pop.
  5. When stone or metal reacts with chemicals in air or water and is worn or changed into a different substance.
  6. The scientific word for burning.
  7. Permanent change, usually a chemical reaction.
Down
  1. A change where no new substances are formed e.g. melting or boiling.
  2. A compound that includes oxygen.
  3. Rain containing sulphuric and nitric acid.
  4. A change in which what you end up with can easily be turned back into what you started with.
  5. A new chemical formed in a chemical reaction.
  6. energy The kind of energy stored in chemicals.
  7. A chemical compound containing only hydrogen and carbon.
  8. dioxide A gas which will put out a lighted splint and turn limewater milky.
  9. Substance formed when iron or steel reacts with oxygen and water.
  10. A chemical that can release energy when it reacts.
  11. Substances that attack metals, stonework and skin are called corrosive e.g. acids

18 Clues: A compound that includes oxygen. • The scientific word for burning. • Rain containing sulphuric and nitric acid. • A new chemical formed in a chemical reaction. • energy The kind of energy stored in chemicals. • Permanent change, usually a chemical reaction. • A chemical that can release energy when it reacts. • A type of reaction where new substances are formed. • ...

Types of Reactions 2024-05-14

Types of Reactions crossword puzzle
Across
  1. A reaction where oxidation and reduction happen simultaneously
  2. A chemical reaction triggered when light energy is absorbed by a substance's molecules
  3. A type of decomposition reaction in which the activation energy for decomposition is provided in the form of electrical energy
  4. A reaction where two compounds exchange their ions to form new compounds
  5. A reaction where insoluble salts are formed
  6. A reaction during which heat energy is absorbed
  7. Coating metals with a protective layer of zinc to prevent corrosion
Down
  1. The eating up of metals as a result of their exposure to air, moisture, and other gases in the atmoshpere
  2. A reaction where a single substance decomposes to give two or more susbtance
  3. A reaction where oxygen is gained or hydrogen is lost
  4. A reaction where hydrogen is gained or oxygen is lost
  5. A reaction where two or more substances combine to form a single susbtance
  6. A reaction where one or a group of atoms of a compound is replaced by another atom or group of atoms
  7. The oxidation of oils or fats in food resulting in bad taste and smell
  8. A reaction during which heat energy is evolved
  9. A substance that speeds up a chemical reaction

16 Clues: A reaction where insoluble salts are formed • A reaction during which heat energy is evolved • A substance that speeds up a chemical reaction • A reaction during which heat energy is absorbed • A reaction where oxygen is gained or hydrogen is lost • A reaction where hydrogen is gained or oxygen is lost • A reaction where oxidation and reduction happen simultaneously • ...

Ch 2 2025-09-04

Ch 2 crossword puzzle
Across
  1. Covalent Bond a covalent bond where electrons are shared equally between atoms.
  2. a negatively charged ion.
  3. the smallest unit of an element, which keeps the properties of that element.
  4. Number the number of protons in an atom's nucleus, which identifies the element.
  5. Bond a strong chemical bond formed when atoms share electrons.
  6. Elements elements that organisms need in very small amounts.
  7. Bond a chemical bond formed by the electrical attraction between a cation and an anion.
  8. Elements chemicals an organism needs to live and reproduce.
  9. a chemical reaction that proceeds in only one direction and cannot be easily undone.
  10. Covalent Bond a covalent bond where electrons are shared unequally, creating a slight positive and negative end.
  11. particles in an atom's nucleus that have no electrical charge.
  12. Bond a weak bond between a hydrogen atom (that's already part of a polar molecule) and a more electronegative atom in another molecule.
  13. Reactions processes that change one set of chemicals into another.
  14. atoms or molecules that have a net electrical charge due to a loss or gain of electrons.
Down
  1. the starting chemicals in a chemical reaction.
  2. the four elements that make up 96% of living matter: ___________, oxygen, hydrogen, and nitrogen.
  3. Mass the average mass of an atom, roughly the sum of protons and neutrons.
  4. anything that takes up space and has mass.
  5. a chemical reaction that can proceed in both the forward and reverse directions.
  6. particles in an atom's nucleus that have a positive electrical charge.
  7. a substance made of only one type of atom that can't be broken down further.
  8. particles orbiting an atom's nucleus that have a negative electrical charge.
  9. Electrons electrons in the outermost shell of an atom, which are involved in chemical bonding.
  10. the new substances formed by a chemical reaction.
  11. Mass the sum of the atomic masses of all the atoms in a molecule.
  12. a positively charged ion.

26 Clues: a negatively charged ion. • a positively charged ion. • anything that takes up space and has mass. • the starting chemicals in a chemical reaction. • the new substances formed by a chemical reaction. • Elements chemicals an organism needs to live and reproduce. • Elements elements that organisms need in very small amounts. • ...

Unit 5 Vocabulary 2023-03-02

Unit 5 Vocabulary crossword puzzle
Across
  1. A value that can be found to determine if a reaction occurs spontaneously or nonspontaneously
  2. The speed at which a chemical reaction starts and finishes
  3. An assumption that claims reactions occur due to the particles bumping into each other
  4. A combined chemical equation for both electrodes of a cell
  5. Filled with a solution that will help balance out the positive and negative charge within a cell
  6. Reaction that loses electrons
  7. A reaction that occurs only with the help of outside assistance
  8. Another name for a voltaic cell
Down
  1. A value that determines which element will lose or gain electrons in a cell
  2. Electrode at the site of oxidation
  3. A reaction that occurs without any outside assistance
  4. A cell that runs spontaneously without outside assistance and generates its own voltage
  5. A chemical equation that shows electron loss or gain between the two electrodes of a cell
  6. Reaction that gains electrons
  7. Electrode at the site of reduction
  8. A value that measures how many volts are produced between two metals in a cell

16 Clues: Reaction that gains electrons • Reaction that loses electrons • Another name for a voltaic cell • Electrode at the site of oxidation • Electrode at the site of reduction • A reaction that occurs without any outside assistance • The speed at which a chemical reaction starts and finishes • A combined chemical equation for both electrodes of a cell • ...

Chemistry puzzle 2025-02-27

Chemistry puzzle crossword puzzle
Across
  1. a chemical reaction in which two or more simple substances combine to form a new, more complex substance
  2. a chemical substance that is present at the start of a chemical reaction
  3. a pure substance that cannot be broken down into simpler substances by physical or chemical means
  4. a multiplier or factor that measures some property
  5. a substance made up of atoms of two or more different elements joined by chemical bonds
  6. when substances interact and change into new substances
Down
  1. A number in a chemical formula that tells the number of atoms in a molecule or the ratio of elements in a compound
  2. a process during which chemical bonds between atoms are broken and new ones are formed. Producing one or more different substances
  3. in any physical change or chemical reaction, mass is conversed; mass can be neither created nor destroyed
  4. a group of atoms bonded together
  5. a chemical substance formed as a result of a chemical reaction

11 Clues: a group of atoms bonded together • a multiplier or factor that measures some property • when substances interact and change into new substances • a chemical substance formed as a result of a chemical reaction • a chemical substance that is present at the start of a chemical reaction • ...

Chemistry Crossword 2016-02-10

Chemistry Crossword crossword puzzle
Across
  1. a positive charge
  2. on the periodic table, vertical column down
  3. clump of protons and neutrons, in the middle of an atom
  4. the smallest component of a chemical
  5. a neutral charge
  6. an isolated system is neither created nor destroyed by chemical reactions
  7. brittle, not malleable, not a good conductor of electricity
  8. circle of electrons around the nucleus (2,8,8,2)
  9. mass of an element
  10. the two letters to represent the element
  11. substance made of 2+ different kinds of atoms
  12. made the first periodic table
  13. does not mix with other elements, neon & helium are examples
  14. energy is absorbed, cool
Down
  1. what comes out of a chemical reaction
  2. a negative charge
  3. good conductor of electricity, malleable
  4. reaction when a layer of metal is bonded to another substance, typically another metal
  5. on the periodic table, horizontal rows across
  6. energy is released, heat
  7. outer circle of of electrons
  8. number of protons and neutrons in the nucleus
  9. pure subastance, periodic table
  10. mix between metal and non-metal
  11. combination of atoms together
  12. what you out into a chemical reaction

26 Clues: a neutral charge • a positive charge • a negative charge • mass of an element • energy is released, heat • energy is absorbed, cool • outer circle of of electrons • made the first periodic table • combination of atoms together • pure subastance, periodic table • mix between metal and non-metal • the smallest component of a chemical • what comes out of a chemical reaction • ...

Stoichiometry Vocab 2022-01-20

Stoichiometry Vocab crossword puzzle
Across
  1. Numerical relationships among chemical quantities in a balanced chemical equation
  2. The Expect yield
  3. The weighted average mass of the atoms in a naturally occurring sample of an element
  4. Your percentage of yield
  5. A limit on the producted formed
  6. A way to represent a compound indicating the element present in the compound and the relative # of atoms of each element
  7. Avagadro's number (6.022*10²³)
  8. Measures mass-to-charge ratio
  9. An elements weight compaired to 1 mole
  10. A complex substance breaks down to form simpler substances
Down
  1. Two compounds swap elements to form two new compounds
  2. Balanced mixture of fuel and oxidizer creating combustion
  3. A reaction in which an element is substituted for another in a compound
  4. Lowest ratio of atoms in a compound
  5. (6.022*10²³)
  6. Making an equation equal
  7. Initial substance in chemical reaction
  8. Specific number of atoms in a compound
  9. A ratio of moles between two substances
  10. Simpler substances form a more complex substance
  11. the % by mass/weight of each element in a compound
  12. The result of a chemical reaction

22 Clues: (6.022*10²³) • The Expect yield • Your percentage of yield • Making an equation equal • Measures mass-to-charge ratio • Avagadro's number (6.022*10²³) • A limit on the producted formed • The result of a chemical reaction • Lowest ratio of atoms in a compound • Initial substance in chemical reaction • Specific number of atoms in a compound • An elements weight compaired to 1 mole • ...

Chemical Reactions Unit 2025-03-21

Chemical Reactions Unit crossword puzzle
Across
  1. When this chemical property changes, you might see a color change
  2. Made of two or more atoms
  3. Water (H2O) and Salt (NaCl), but not Oxygen (O2)
  4. What you combine during a chemical reaction
  5. If you mix these with other elements, nothing happens
  6. These subatomic particles have no mass
  7. Every element has a different one
  8. The law of conservation of mass says that these need to be equal in the reactants and products
  9. These must change during a chemical reaction
Down
  1. When this physical property changes, you might see chunks form
  2. What you have after a chemical reaction occurs
  3. Elements found in the top right side of the periodic table
  4. Elements that conduct electricity
  5. Very reactive elements with one valence electron
  6. You find this by adding the protons and neutrons
  7. Toxic, smelly elements that are highly reactive
  8. Oxygen (O2) and Hydrogen (H2), but not methane (CH4)

17 Clues: Made of two or more atoms • Elements that conduct electricity • Every element has a different one • These subatomic particles have no mass • What you combine during a chemical reaction • These must change during a chemical reaction • What you have after a chemical reaction occurs • Toxic, smelly elements that are highly reactive • ...

Mass Crossword 2023-10-11

Mass Crossword crossword puzzle
Across
  1. substances present before chemical reaction
  2. anything that has mass and takes up space
  3. mass is never created or destroyed
  4. size,shape,or form of substances change
Down
  1. matter changes identity rather than form
  2. a chemical ____ is a link between atoms in a substance that determine its new identity
  3. proves a chemical reaction has taken place
  4. substances produced after chemical reaction
  5. a chemical reaction is ____ if no mass was destroyed or created during process
  6. basic unit of chemical element

10 Clues: basic unit of chemical element • mass is never created or destroyed • size,shape,or form of substances change • matter changes identity rather than form • anything that has mass and takes up space • proves a chemical reaction has taken place • substances present before chemical reaction • substances produced after chemical reaction • ...

science definitions 2019-04-30

science definitions crossword puzzle
Across
  1. change in which the form of matter is altered but one substance is not transformed into another
  2. a process or chemical reaction characterized by or causing the liberation or release of heat
  3. change usually irreversible reaction involving the rearrangement of the atom
  4. a chemical reaction which an acid and a base react to form salt
  5. is a substance that is formed when two or more chemical react
  6. the smallest particle of a chemical element that can exist
  7. a chemical reaction that occurs between a fuel and an oxidizing agent that produces energy, usually form heat and light
Down
  1. chemical reaction that is accompanied by absorption of heat ,or and organism that generation heat to maintain its temperature
  2. is the creation of a solid form a solution
  3. a chemical substance that is present at the start of a chemical reaction

10 Clues: is the creation of a solid form a solution • the smallest particle of a chemical element that can exist • is a substance that is formed when two or more chemical react • a chemical reaction which an acid and a base react to form salt • a chemical substance that is present at the start of a chemical reaction • ...

Atoms II: Compounds & Chemical Equations Review! 2025-02-27

Atoms II: Compounds & Chemical Equations Review! crossword puzzle
Across
  1. Product of both Neutralization and Combustion
  2. The arrow in a chemical equation
  3. Cannot be created or destroyed, only changed
  4. pH less than 7
  5. AB -> A + B
  6. Made of only 1 type of atom
  7. Group of bonded atoms
  8. A + B -> AB
Down
  1. Chemical at the end of a reaction
  2. Another word for "Base"
  3. Chemical at the start of a reaction
  4. Latin prefix "8"
  5. Latin prefix "1"
  6. Different elements combined
  7. Latin prefix "4"
  8. pH greater than 7

16 Clues: AB -> A + B • A + B -> AB • pH less than 7 • Latin prefix "8" • Latin prefix "1" • Latin prefix "4" • pH greater than 7 • Group of bonded atoms • Another word for "Base" • Different elements combined • Made of only 1 type of atom • The arrow in a chemical equation • Chemical at the end of a reaction • Chemical at the start of a reaction • Cannot be created or destroyed, only changed • ...

Chapter 2 Crossword - Sam Jackson 2018-10-01

Chapter 2 Crossword - Sam Jackson crossword puzzle
Across
  1. change A change in a substance that results in one or more new substances being formed that have different physical and chemical properties than those of the original substance
  2. A substance that is present before a chemical reaction and takes part in it, usually shown on the left­hand side of a chemical equation.
  3. The building block of matter; the smallest possible particle of an element
  4. The ability to do work. Especially in biology, the driver of the physical and chemical processes necessary for life.
  5. A pure substance made from two or more elements that are chemically combined.
  6. acid A class of organic compounds that serve as the building blocks of proteins
  7. A pure substance made of only one kind of atom.
  8. A measurement of the average speed of the particles within a substance
  9. A class of non polar organic compounds that are in­ soluble in water and are used for energy storage and cell membranes in living things
  10. The tendency of energy to disperse and become less available to do work
  11. A naturally occurring catalyst, usually a protein
Down
  1. An organic compound comprised of the elements carbon, hydrogen, and oxygen; includes sugars, starch and cellulose
  2. A class of organic compounds that serve as the building blocks for the information storage molecules DNA and RNA.
  3. A class of simple organic compounds important in living things as a source of both energy and structure
  4. change A change in a substance that does not change the identity of the substance
  5. The substances formed during a chemical reaction, usually indicated on the right­hand side of a chemical equation
  6. The attraction between like particles within polar substances
  7. The attraction of particles in one substance for particles in a different substance.
  8. A substance that changes the rate of a chemical reaction but is not itself used up or affected by the reaction.
  9. An attraction between two atoms as a result of sharing or transferring valence electrons

20 Clues: A pure substance made of only one kind of atom. • A naturally occurring catalyst, usually a protein • The attraction between like particles within polar substances • A measurement of the average speed of the particles within a substance • The tendency of energy to disperse and become less available to do work • ...

Reduction and Oxidation 2021-08-26

Reduction and Oxidation crossword puzzle
Across
  1. A reaction which requires heat to begin
  2. The time required for a quantity of an element to reduce to half of its initial value
  3. A reaction wherein the atom or a set of atoms is displaced by another atom in a molecule
  4. A reaction with an oxidant and a metal turning into a more stable oxide or carbonate
  5. A pyrotechnic composition of metal powder and metal oxide
  6. An oxidizer used to disinfect water
  7. An alkali reductant which bonds with chlorine to produce table salt
Down
  1. An equation which shows how one chemical species behaves in a redox reaction
  2. A reaction where one chemical species gains electrons and where another loses electrons
  3. An ion with a positive charge
  4. A reaction which releases heat
  5. something that makes a chemical reaction happen more quickly
  6. An ion with a negative charge

13 Clues: An ion with a positive charge • An ion with a negative charge • A reaction which releases heat • An oxidizer used to disinfect water • A reaction which requires heat to begin • A pyrotechnic composition of metal powder and metal oxide • something that makes a chemical reaction happen more quickly • An alkali reductant which bonds with chlorine to produce table salt • ...

General Chemistry Review 2024-05-28

General Chemistry Review crossword puzzle
Across
  1. Elements in group 18 of the periodic table, generally unreactive due to their stable electron configurations.
  2. Elements in groups 3-12 on the periodic table, characterized by their variable oxidation states and colorful compounds.
  3. A measure of the acidity or alkalinity of a solution.
  4. The process by which a heavy atomic nucleus splits into two or more lighter nuclei.
  5. A biological catalyst that speeds up chemical reactions in living organisms.
  6. Bond A type of chemical bond that involves the transfer of electrons from one atom to another.
  7. A substance that increases the rate of a chemical reaction without undergoing permanent chemical change.
  8. Repelling, tending not to combine with, or incapable of dissolving in water.
  9. A large molecule composed of repeating structural units, or monomers.
  10. Bond A type of chemical bond that involves the sharing of electron pairs between atoms.
  11. Having an affinity for water, able to dissolve in, mix with, or be wetted by water.
  12. Two or more atoms chemically bonded together.
  13. Organic compounds composed solely of hydrogen and carbon atoms.
  14. A substance that conducts electricity when dissolved in water.
  15. Compounds with the same molecular formula but different structural arrangements.
  16. The principle that the volume of a gas is directly proportional to its temperature at constant pressure.
  17. Group 17 elements on the periodic table, highly reactive nonmetals.
  18. A reaction that releases heat into its surroundings.
  19. Electrons in the outermost shell of an atom, involved in chemical bonding.
Down
  1. The energy required to initiate a chemical reaction.
  2. The loss of electrons during a reaction by a molecule, atom, or ion.
  3. A substance that is dissolved in a solvent to form a solution.
  4. Law The equation of state of a hypothetical gas.
  5. An insoluble solid that forms from a reaction in a solution.
  6. The process by which multiple atomic nuclei join together to form a heavier nucleus.
  7. Group 1 elements on the periodic table, highly reactive and usually stored under oil.
  8. Atoms of the same element with different numbers of neutrons.
  9. Table A tabular arrangement of chemical elements, organized by their atomic number, electron configuration, and recurring chemical properties.
  10. The principle that the pressure of a gas is inversely proportional to its volume at constant temperature.
  11. The gain of electrons during a reaction by a molecule, atom, or ion.
  12. Bond A weak bond between two molecules resulting from an electrostatic attraction between a proton in one molecule and an electronegative atom in the other.
  13. The principle that equal volumes of gases at the same temperature and pressure contain equal numbers of molecules.
  14. A technique used to determine the concentration of a solution by reacting it with a solution of known concentration.
  15. A reaction that absorbs heat from its surroundings.
  16. A chemical reaction in which water breaks down another compound.
  17. A substance capable of dissolving other substances.
  18. A solution that resists changes in pH when an acid or base is added to it.
  19. A mixture of two or more elements, at least one of which is a metal.
  20. The smallest unit of matter, composed of protons, neutrons, and electrons.

39 Clues: Two or more atoms chemically bonded together. • Law The equation of state of a hypothetical gas. • A reaction that absorbs heat from its surroundings. • A substance capable of dissolving other substances. • The energy required to initiate a chemical reaction. • A reaction that releases heat into its surroundings. • ...

"Chemical Change Challenge: Crossword Puzzle" 2025-06-11

"Chemical Change Challenge: Crossword Puzzle" crossword puzzle
Across
  1. Law stating mass is conserved in a chemical reaction
  2. Solid formed in a solution during a chemical reaction
  3. Symbolic representation of a chemical change
  4. Adjusting atoms to be equal on both sides of equation
Down
  1. Reaction that releases energy to surroundings
  2. Energy needed to start a chemical reaction
  3. Reaction where two reactants form one product
  4. Element with symbol "Na" and valency 1
  5. Reaction where a compound breaks into simpler substances
  6. Number of electrons an atom gains, loses, or shares

10 Clues: Element with symbol "Na" and valency 1 • Energy needed to start a chemical reaction • Symbolic representation of a chemical change • Reaction that releases energy to surroundings • Reaction where two reactants form one product • Number of electrons an atom gains, loses, or shares • Law stating mass is conserved in a chemical reaction • ...

Unit 2 Biology Vocabulary (part 2) 2024-10-09

Unit 2 Biology Vocabulary (part 2) crossword puzzle
Across
  1. reactant of an enzyme-catalyzed reaction
  2. substance that speeds up the rate of a chemical reaction
  3. biological catalysts
  4. elements or compounds that enter into a chemical reaction
  5. reaction a reaction that releases energy (gives off heat)
Down
  1. substance formed as a result of a chemical reaction
  2. energy energy that is needed to get a reaction started
  3. reaction process that changes, or transforms, one set of chemicals into another set of chemicals
  4. reaction a reaction that absorbs energy (absorbs heat)

9 Clues: biological catalysts • reactant of an enzyme-catalyzed reaction • substance formed as a result of a chemical reaction • energy energy that is needed to get a reaction started • reaction a reaction that absorbs energy (absorbs heat) • substance that speeds up the rate of a chemical reaction • elements or compounds that enter into a chemical reaction • ...

Chemistry Unit Review 2016-03-17

Chemistry Unit Review crossword puzzle
Across
  1. sour and watery are properties of an _______
  2. type of reaction AB + CD -> AD + CB _____ displacement
  3. bitter and slippery are properties of a _______
  4. the type of reaction between an acid and a base
  5. mass stays the same over time = the law of _______ of mass
  6. type of reaction AB + C -> AC + B _____ displacement
  7. type of reaction A + B -> AB
Down
  1. the arrow in a chemical equation means...
  2. the _______ are found on the right side of a chemical equation
  3. the _______ are found on the left side of a chemical equation
  4. type of reaction AB -> A + B
  5. neutralization reactions produce water and a ______
  6. when an atom gains or loses electrons it becomes an ______

13 Clues: type of reaction AB -> A + B • type of reaction A + B -> AB • the arrow in a chemical equation means... • sour and watery are properties of an _______ • bitter and slippery are properties of a _______ • the type of reaction between an acid and a base • neutralization reactions produce water and a ______ • type of reaction AB + C -> AC + B _____ displacement • ...

Chemical Reactions Crossword 2021-01-12

Chemical Reactions Crossword crossword puzzle
Across
  1. burning wood, rust, campfire are examples of a
  2. A + BC -----> AC + B
  3. The chemicals which are put into a chemical reaction and are on the left side of the reaction
  4. smallest component of an element
  5. Pure substance found on the periodic table
Down
  1. The substance that forms in a chemical reaction
  2. used up when reaction is run to completion
  3. group of atoms bonded together,
  4. A substance that changes the rate of a chemical reaction without being used up or changed very much.
  5. The area of chemistry involving the calculations of quantities of substances involved in chemical reactions

10 Clues: A + BC -----> AC + B • group of atoms bonded together, • smallest component of an element • used up when reaction is run to completion • Pure substance found on the periodic table • burning wood, rust, campfire are examples of a • The substance that forms in a chemical reaction • ...

Chemistry 2025-08-11

Chemistry crossword puzzle
Across
  1. A starting substance in a chemical reaction
  2. A reaction that absorbs heat
  3. The total heat content of a system
  4. energy Minimum energy required to start a reaction
Down
  1. A substance formed from a chemical reaction
  2. A reaction where two or more substances combine to form a single product
  3. A reaction where one compound breaks down into simpler substances
  4. A reaction that involves oxygen and produces heat and light
  5. A reaction that releases heat
  6. Speeds up a chemical reaction without being consumed

10 Clues: A reaction that absorbs heat • A reaction that releases heat • The total heat content of a system • A substance formed from a chemical reaction • A starting substance in a chemical reaction • energy Minimum energy required to start a reaction • Speeds up a chemical reaction without being consumed • A reaction that involves oxygen and produces heat and light • ...

Scince word stuff 2014-11-06

Scince word stuff crossword puzzle
Across
  1. Organic catalyst
  2. Absorbs heat
  3. Materials created by the reaction
  4. Ability to _______ electricity and heat
  5. Change from a gas to liquid
  6. Releases heat
  7. Can be pounded or rolled into sheets
  8. Cloudy mixture in which tiny particles of one substance are held with another
  9. Materials that start the reaction
  10. Negative charges
  11. Slow chemical reaction that decomposes or eats away metal
  12. Horizontal row in a periodic table
  13. Two or more elements combine chemically
  14. Positive charges
Down
  1. No charges
  2. chemical reaction that reacts to oxygen and gives off energy and heat
  3. Number of protons
  4. Change from a solid to a liquid
  5. Groups of atoms acting as one
  6. Help speed up the reaction rate
  7. Ability to dissolve
  8. consists of protons and neutrons
  9. Different substances that make something up and it is not visible
  10. Made up of one kind of matter and has a unique set of properties
  11. Amount of mass in a given volume

25 Clues: No charges • Absorbs heat • Releases heat • Organic catalyst • Negative charges • Positive charges • Number of protons • Ability to dissolve • Change from a gas to liquid • Groups of atoms acting as one • Change from a solid to a liquid • Help speed up the reaction rate • consists of protons and neutrons • Amount of mass in a given volume • Materials created by the reaction • ...

Chemistry Quiz 2022-11-01

Chemistry Quiz crossword puzzle
Across
  1. Combination of two of more atoms
  2. the gain of oxygen by a substance during a chemical reaction
  3. I have the capacity to kill superman
  4. a substance that speeds up a reaction without itself being consumed
  5. a solid that forms during a reaction
  6. used to weigh substances
  7. a reaction that takes in energy in the form of heat
  8. group 1 elements
  9. elements such as hydrogen, nitrogen, and oxygen are called ........
  10. Hand protection
  11. Burner
Down
  1. the element with the lowest atomic mass
  2. Paper used to measure pH
  3. a reaction between an acid and base, forming salt and water
  4. this is the same as the atomic number
  5. the group 7 elements
  6. negatively charged ions
  7. elements are listed on the period table in order of .......... atomic number
  8. a substance that causes serious burns
  9. I am the only element in the halide family that is a liquid
  10. eye protection
  11. chemical link that holds molecules together
  12. Cylindrical glass container

23 Clues: Burner • eye protection • Hand protection • group 1 elements • the group 7 elements • negatively charged ions • Paper used to measure pH • used to weigh substances • Cylindrical glass container • Combination of two of more atoms • I have the capacity to kill superman • a solid that forms during a reaction • this is the same as the atomic number • a substance that causes serious burns • ...

Chemical Crossword 2014-11-07

Chemical Crossword crossword puzzle
Across
  1. Group 16 Period 3
  2. A substance that has particles spread far apart and is a poor conductor
  3. Positively charged center of an atom
  4. The result of a chemical reaction
  5. Group 14 Period 6
  6. A neutral particle that contains a nucleus
  7. And organic Catalyst
  8. Where a substance can be stretched or bent
  9. A substance that reacts with another substance
  10. When a substance goes from a gas to liquid
  11. Group 17 Period 3
  12. Chemical reaction that releases enrgy
  13. Group 2 Period 3
  14. Where a substance can conduct electricity
Down
  1. Positively charged Particles in the nucleus
  2. Shiny, malleable, ductile element that conducts electricity
  3. A column in the Table of Elements
  4. Speeds up chemical reactions
  5. Group 17 Period 4
  6. When a substance goes from a gas to a solid
  7. When a substance goes from a solid to a gas
  8. Chemical reaction that absorbs energy
  9. Where a substance can resist the flow of electricity
  10. A row in the Table of Elements
  11. Neutral Particles in the nucleus

25 Clues: Group 2 Period 3 • Group 16 Period 3 • Group 17 Period 4 • Group 14 Period 6 • Group 17 Period 3 • And organic Catalyst • Speeds up chemical reactions • A row in the Table of Elements • Neutral Particles in the nucleus • A column in the Table of Elements • The result of a chemical reaction • Positively charged center of an atom • Chemical reaction that absorbs energy • ...

States of Matter and Change 2023-09-18

States of Matter and Change crossword puzzle
Across
  1. a state of matter that does not change shape or volume in a different container
  2. a form of energy released or absorbed during a chemical change
  3. does not result in a new substance
  4. anything that has mass or volume
  5. when heat is absorbed
  6. a substance with a pH level of 0 through 7
  7. a mixture in which one substance dissolves into the other
  8. results in a new substance
  9. a substance with a pH of exactly 7
  10. substances that start a chemical reaction
  11. changes shape and volume
Down
  1. physical things that can be seen, touched, or measured
  2. when heat is released during a chemical reaction
  3. a mixture in which the substances cannot be separated easily
  4. when two or more substances are put together
  5. a test of how acidic, basic or neutral something is
  6. a mixture in which the substances can be separated easily
  7. substances produced by a chemical reaction
  8. a paper tester that changes color based on pH of the substance
  9. changes shape but does not change volume
  10. a substance with a pH level of 7 through 14

21 Clues: when heat is absorbed • changes shape and volume • results in a new substance • anything that has mass or volume • does not result in a new substance • a substance with a pH of exactly 7 • changes shape but does not change volume • substances that start a chemical reaction • substances produced by a chemical reaction • a substance with a pH level of 0 through 7 • ...

Chemistry crossword puzzle 2022-05-29

Chemistry crossword puzzle crossword puzzle
Across
  1. good conductors of electricity
  2. transition of molecules from the liquid phase to vapor phase
  3. state of matter with a stable fixed shape
  4. electron where oxidation occurs
  5. condensable gas
  6. particle in the atomic nucleus that has a mass of 1 and a charge of 0
  7. finished result of a chemical reaction
  8. reactant starting material for a chemical reaction
  9. number of electrons associated with an atom or a group of atoms is increased
  10. is represented by the element Na
  11. a group of atoms bonded together
  12. when heat is given out
Down
  1. describes a system containing water
  2. loss of electrons by an atom, molecule or ion in a chemical reaction
  3. movement of fluid from higher concentration to lower concentration
  4. when heat is taken in
  5. any substance that cannot be decomposed into simpler substances by ordinary chemical processes
  6. a subatomic particle found in the nucleus of every atom
  7. yellow-colored transition metal with element symbol Au
  8. horizontal row of the periodic table
  9. able to be shaped or pounded with a hammer, usually applied to metals
  10. electrode where reduction occurs

22 Clues: condensable gas • when heat is taken in • when heat is given out • good conductors of electricity • electron where oxidation occurs • is represented by the element Na • a group of atoms bonded together • electrode where reduction occurs • describes a system containing water • horizontal row of the periodic table • finished result of a chemical reaction • ...

unit 2 2025-05-08

unit 2 crossword puzzle
Across
  1. when plants absorbs sunlight for growth
  2. what is inside a physical thing
  3. hail rain and storms
  4. something that changes becoming a chemical reaction
  5. the degradation of a metal due to a reaction with its environment
  6. something that you create that is new and it's a substance
  7. what is inside a chemical
Down
  1. what is proof that is a chemical reaction
  2. fancy word for explosion
  3. rotting metal
  4. what happens after you swallow food
  5. rubbing hands together to make heat
  6. bacteria eats dead plants
  7. something changes physically

14 Clues: rotting metal • hail rain and storms • fancy word for explosion • bacteria eats dead plants • what is inside a chemical • something changes physically • what is inside a physical thing • what happens after you swallow food • rubbing hands together to make heat • when plants absorbs sunlight for growth • what is proof that is a chemical reaction • ...

chemical reactions 2023-11-08

chemical reactions crossword puzzle
Across
  1. releases energy that releases a lot of heat
  2. substance burns in the presence of oxygen
  3. lack of fluid in the body
  4. formed when a chemical reaction happens
  5. one element is substituted for another element in a compound
  6. symbolic representations of reactions
  7. combination of elements so as to form a whole
Down
  1. two or more atoms connected by chemical bonds
  2. absorbs energy and heat from the surroundings
  3. the substances which participate
  4. a molecular rearrangement
  5. speeds up reaction without being consumed during the reaction

12 Clues: lack of fluid in the body • a molecular rearrangement • the substances which participate • symbolic representations of reactions • formed when a chemical reaction happens • substance burns in the presence of oxygen • releases energy that releases a lot of heat • two or more atoms connected by chemical bonds • absorbs energy and heat from the surroundings • ...

Chemistry 2022-06-05

Chemistry crossword puzzle
Across
  1. New substances formed as a result of chemical reaction
  2. What is the other name for quick lime?
  3. What type of reaction is respiration
  4. Storing the food in air-tight containers prevents-
  5. Fatty foods become rancid due to the process of
Down
  1. oxidation is the loss of
  2. chemical reaction that takes place when electricity is passed through water
  3. A chemical reaction in which elements takes other elements place
  4. he oxidation and reduction reaction are also called ………… reactions
  5. A substance that undergoes change in a chemical reaction

10 Clues: oxidation is the loss of • What type of reaction is respiration • What is the other name for quick lime? • Fatty foods become rancid due to the process of • Storing the food in air-tight containers prevents- • New substances formed as a result of chemical reaction • A substance that undergoes change in a chemical reaction • ...

Energy transformation 2018-08-07

Energy transformation crossword puzzle
Across
  1. enrgy thta is not in use
  2. currency of energy
  3. how energy is spent
  4. stored energy in your body
  5. a group of atom
  6. a reaction to form new substances
  7. particles of matter
  8. energy in a diffrent form
  9. how things work
Down
  1. the currency of power
  2. how much energy is used
  3. motion
  4. how energy works
  5. how hot an object is
  6. a device to keep your heart beating
  7. a diagram of how energy works
  8. stored energy
  9. energy from one thing to another
  10. a bond between 2 atoms

19 Clues: motion • stored energy • a group of atom • how things work • how energy works • currency of energy • how energy is spent • particles of matter • how hot an object is • the currency of power • a bond between 2 atoms • how much energy is used • enrgy thta is not in use • energy in a diffrent form • stored energy in your body • a diagram of how energy works • energy from one thing to another • ...

Chemistry Crossword 2016-02-10

Chemistry Crossword crossword puzzle
Across
  1. clump of protons and neutrons, in the middle of an atom
  2. mix between metal and non-metal
  3. substance made of 2+ different kinds of atoms
  4. energy is released, heat
  5. a neutral charge
  6. outer circle of of electrons
  7. what comes out of a chemical reaction
  8. on the periodic table, vertical column down
  9. number of protons and neutrons in the nucleus
  10. the smallest component of a chemical
  11. energy is absorbed, cool
  12. combination of atoms together
  13. made the first periodic table
  14. mass of an element
  15. reaction when a layer of metal is bonded to another substance, typically another metal
  16. the two letters to represent the element
Down
  1. does not mix with other elements, neon & helium are examples
  2. an isolated system is neither created nor destroyed by chemical reactions
  3. what you out into a chemical reaction
  4. brittle, not malleable, not a good conductor of electricity
  5. a positive charge
  6. circle of electrons around the nucleus (2,8,8,2)
  7. good conductor of electricity, malleable
  8. a negative charge
  9. pure subastance, periodic table
  10. on the periodic table, horizontal rows across

26 Clues: a neutral charge • a positive charge • a negative charge • mass of an element • energy is released, heat • energy is absorbed, cool • outer circle of of electrons • combination of atoms together • made the first periodic table • mix between metal and non-metal • pure subastance, periodic table • the smallest component of a chemical • what you out into a chemical reaction • ...

Energy:Types,Transportation, and Conversion of Energy 2023-05-01

Energy:Types,Transportation, and Conversion of Energy crossword puzzle
Across
  1. Energy possessed due to the its relation to another object due to gravity.
  2. Type of energy that oscillates.
  3. Type of energy from photons.
  4. Transport of energy by collision between neighboring atoms or molecules.
  5. Study of Heat
  6. A kick starter amount of energy, that is needed to get a process started.
  7. Chemical reaction that releases energy by light or heat.
  8. Ability to do work.
  9. Type of energy from moving electric charges.
  10. Type of energy that is from electric charges.
  11. Breaking and forming of chemical bonds is a type of reaction.
Down
  1. Rate at which energy changes with time.
  2. Burning of natural gas, coal, and oil are examples of this reaction.
  3. Energy relative to gravitational field of the floor.
  4. Transport of energy by the bulk motion of material.
  5. Transport of energy by the flow of photons.
  6. Chemical reactions that absorb energy from the surroundings.
  7. Transport of energy from a substance of high temperature to low temperature.
  8. Material deformations of energy.
  9. Energy associated with the motion of an object.

20 Clues: Study of Heat • Ability to do work. • Type of energy from photons. • Type of energy that oscillates. • Material deformations of energy. • Rate at which energy changes with time. • Transport of energy by the flow of photons. • Type of energy from moving electric charges. • Type of energy that is from electric charges. • Energy associated with the motion of an object. • ...

Chemistry Crossword 2021-09-20

Chemistry Crossword crossword puzzle
Across
  1. Sub-atomic particles with no charge
  2. A row in the periodic table
  3. These small units make up all forms of matter including living and non living things.
  4. Sub-atomic particles with positive charge
  5. Reactions that release energy
  6. We cannot live without this gas
  7. A table in which elements are organised
  8. The acid that is produced in our stomach
  9. This has the chemical symbol of Au
  10. This has the chemical symbol of Mg
  11. Substance that speeds up a reaction without itself taking part in it
  12. Lightest elment
  13. It is equal to the number of protons
Down
  1. What we get when we add number of protons and neutrons
  2. Reactions that consume energy
  3. They are sub-atomic particles having negative charge
  4. They are made up of two or more types of atoms.
  5. Increasing ______ will speed up the rate of a chemical reaction
  6. Reaction type in which things burn
  7. A change in which new substance is formed
  8. A column in the periodic table
  9. These are either positively charged or negative charged
  10. Things which react are known as _______

23 Clues: Lightest elment • A row in the periodic table • Reactions that consume energy • Reactions that release energy • A column in the periodic table • We cannot live without this gas • Reaction type in which things burn • This has the chemical symbol of Au • This has the chemical symbol of Mg • Sub-atomic particles with no charge • It is equal to the number of protons • ...

Chemistry Unit Crossword 2017-02-08

Chemistry Unit Crossword crossword puzzle
Across
  1. : The regional space around the nucleus of an atom
  2. : Has a positive charge
  3. : The ingredients present before a reaction
  4. : The center of an atom
  5. : Has a negative charge
  6. : A substance made from the mixture of two or more atoms
  7. : The outermost shell of an electron determines the atom's chemical properties
  8. : A reaction where heat is created
  9. : The average weight or mass of a element
  10. : A reaction where when cold is created
  11. the P.T.) : Rows that go up by electrons highest electricity level
Down
  1. : Has no electric charge
  2. the P.T.) : Columns of elements that have same chemical properties
  3. : The ingredients produced after a reaction
  4. : After a reaction mass cannot be created or destroyed
  5. : A Russian chemist that came up with the periodic table
  6. : Are good conductor of electricity and are usually shiny
  7. : Two or more atoms chemically bonded
  8. : A substance that is made from atoms with the same number of protons
  9. : Element abbreviation
  10. : A group of rare element gases
  11. : The number of protons in the nucleus
  12. : Bad conductor of electricity and a dull appearance
  13. : Has both characteristics of a metal and non-metal
  14. : A form of matter that cannot be broken down by any chemical means

25 Clues: : Element abbreviation • : Has a positive charge • : The center of an atom • : Has a negative charge • : Has no electric charge • : A group of rare element gases • : A reaction where heat is created • : Two or more atoms chemically bonded • : The number of protons in the nucleus • : A reaction where when cold is created • : The average weight or mass of a element • ...

Photosynthesis CW 1 2021-09-16

Photosynthesis CW 1 crossword puzzle
Across
  1. during photosynthesis plants absorb _______ to make sugar (food)
  2. chloroplast is a _______ organelle that is the site of photosynthesis
  3. chloroplast is a green __________ that is the site of photosynthesis
  4. this reaction occurs when substances change into different substances
  5. this prefix means light
  6. this word means to put together
  7. carbon dioxide enters the leaf through these tiny holes
  8. during photosynthesis plants absorb sunlight in order to make ________
  9. this travels from the root upward and enters the plant
  10. glucose is used by plants for this
  11. stomata are tiny ________ in plants that allow gas exchange
Down
  1. the process by which plants absorb sunlight to make sugar (food)
  2. the photosynthesis reaction can be represented by using a chemical _______
  3. the light energy converts carbon dioxide and water into a sugar called this
  4. plants do not need ______ and release it through the stomata
  5. in a photosynthesis reaction both glucose and oxygen are called these
  6. these absorb the sunlight
  7. in a photosynthesis reaction both carbon dioxide and water are called these
  8. stomata are tiny openings in plants that allow _______ exchange
  9. outputs are what _______ the leaf
  10. the prefix photo- means this
  11. the word synthesis means to put ________
  12. photosynthesis is a chemical _________
  13. inputs are what _______ the leaf

24 Clues: this prefix means light • these absorb the sunlight • the prefix photo- means this • this word means to put together • inputs are what _______ the leaf • outputs are what _______ the leaf • glucose is used by plants for this • photosynthesis is a chemical _________ • the word synthesis means to put ________ • this travels from the root upward and enters the plant • ...

AP Chemistry Unit 4 Vocabulary 2025-05-19

AP Chemistry Unit 4 Vocabulary crossword puzzle
Across
  1. The substance that is dissolved in a solution
  2. A substance that is formed in a chemical reaction.
  3. The extent to which a solute will dissolve in a solvent
  4. A substance formed after a base receives a proton
  5. A substance that enters into a chemical reaction
  6. A substance that donates a proton
  7. A substance formed after an acid donates a proton
  8. The substance in which a solute is dissolved to form a solution
  9. A reaction that proceeds on its own without external energy input
  10. An acid that completely dissociates in a solution
Down
  1. The point in a titration when the titrant has completely reacted with the analyte
  2. A measure of the disorder or randomness of a system
  3. A technique used to determine the concentration of a solution
  4. The amount of heat absorbed or released during a chemical reaction at constant pressure
  5. A substance that accepts a proton
  6. A homogeneous mixture composed of a solute and a solvent
  7. A substance that can act as either an acid or a base
  8. An atom or molecule with a net electric charge
  9. An expression that relates the rate of a reaction to the concentrations of reactants
  10. A solution that resists changes in pH
  11. A measure of the acidity or basicity of a solution

21 Clues: A substance that accepts a proton • A substance that donates a proton • A solution that resists changes in pH • The substance that is dissolved in a solution • An atom or molecule with a net electric charge • A substance that enters into a chemical reaction • A substance formed after a base receives a proton • A substance formed after an acid donates a proton • ...

Chemical Reactions STUDY SET 2022-03-09

Chemical Reactions STUDY SET crossword puzzle
Across
  1. A chemical bond that involves sharing a pair of electrons between atoms in a molecule; happens between nonmetals
  2. A chemical substance that is present at the start of a chemical reaction
  3. process that changes one set of chemicals into another set of chemicals
  4. A substance produced in a chemical reaction
Down
  1. number in front of a chemical symbol or formula that tells how many atoms or molecules are involved in the reaction
  2. A reaction that ABSORBS energy in the form of heat (feels cold to the touch)
  3. solid that forms from a solution during a chemical reaction
  4. description of a chemical reaction that uses symbols to show how atoms interact
  5. Formed when one or more electrons are transferred from one atom to another; happens between an metal and nonmetal
  6. Chemical Reaction in which energy is primarily given off in the form of heat

10 Clues: A substance produced in a chemical reaction • solid that forms from a solution during a chemical reaction • process that changes one set of chemicals into another set of chemicals • A chemical substance that is present at the start of a chemical reaction • A reaction that ABSORBS energy in the form of heat (feels cold to the touch) • ...

SCIENCE CROSSWORD PUZZLE 2025-06-12

SCIENCE CROSSWORD PUZZLE crossword puzzle
Across
  1. A chemical reaction that releases heat energy
  2. The ability of a lens to bend light
  3. THE OPENING AND CLOSING OF STOMATA IS THE FUNCTION OF____
  4. DURING PHOTOSYNTHESIS LIGHT ENERGY IS CONVERTED INTO _____
  5. IN PLANTS FOOD IS STORED IN THE FORM OF________
  6. A substance that is changed during a chemical reaction
  7. A substance that is formed during a chemical reaction
Down
  1. The type of lens that diverges light rays
  2. A chemical equation must be
  3. PANCREATIC JUICE CONTAINS____ FOR THE BREAK DOWN OF FAT
  4. A TYPE OF LENS THAT CONVERGES LIGHT
  5. The type of image formed by a convex mirror
  6. The process of adding oxygen to a substance
  7. ________ IS THE MAIN SITE OF PHOTOSYNTHESIS
  8. The angle between the incident ray and the normal

15 Clues: A chemical equation must be • A TYPE OF LENS THAT CONVERGES LIGHT • The ability of a lens to bend light • The type of lens that diverges light rays • The type of image formed by a convex mirror • The process of adding oxygen to a substance • ________ IS THE MAIN SITE OF PHOTOSYNTHESIS • A chemical reaction that releases heat energy • ...

Hess's Law 2022-02-22

Hess's Law crossword puzzle
Across
  1. reaction - products -> reactants
  2. - how how/or cold something is
  3. - slightly stirring/disturbing something
  4. - sum of inter. energy and Pressure and volume
  5. coordinate diagram - energy/reaction progress
  6. energy - min energy needed for atoms to react
  7. of reaction - How fast a reaction occurs
  8. reaction - reactants -> products
  9. inter - the chem. conv. from react. to prod.
Down
  1. - speeds up reaction
  2. kinetics - the rate of chem. reactions
  3. Law - total enthalpy is sum of all changes
  4. area - sum of all areas or surfaces
  5. reaction - heat increases/absorbed
  6. - slows down reaction
  7. reaction - heat decreases/released

16 Clues: - speeds up reaction • - slows down reaction • - how how/or cold something is • reaction - products -> reactants • reaction - reactants -> products • reaction - heat increases/absorbed • reaction - heat decreases/released • area - sum of all areas or surfaces • kinetics - the rate of chem. reactions • - slightly stirring/disturbing something • ...

Chemistry Unit Crossword 2017-02-08

Chemistry Unit Crossword crossword puzzle
Across
  1. Are good conductor of electricity and are usually shiny
  2. (on the P.T.):Rows that go up by electrons highest electricity level
  3. The ingredients produced after a reaction
  4. A substance that is made from atoms with the same number of protons
  5. Has both characteristics of a metal and non-metal
  6. Gas: A group of rare element gases
  7. Element abbreviation
  8. Has a negative charge
  9. A form of matter that cannot be broken down by any chemical means
  10. A reaction where when cold is created
  11. Has no electric charge
  12. The ingredients present before a reaction
Down
  1. of Conservation of Mass: After a reaction mass cannot be created or destroyed
  2. Two or more atoms chemically bonded
  3. (on the P.T.):Columns of elements that have same chemical properties
  4. Has a positive charge
  5. The regional space around the nucleus of an atom
  6. The center of an atom
  7. Bad conductor of electricity and a dull appearance
  8. A reaction where heat is created
  9. Mendeleev: A Russian chemist that came up with the periodic table
  10. electron: The outermost shell of an electron determines the atom's chemical properties
  11. A substance made from the mixture of two or more atoms
  12. number: The number of protons in the nucleus

24 Clues: Element abbreviation • Has a positive charge • The center of an atom • Has a negative charge • Has no electric charge • A reaction where heat is created • Gas: A group of rare element gases • Two or more atoms chemically bonded • A reaction where when cold is created • The ingredients produced after a reaction • The ingredients present before a reaction • ...

Chapter 7 crossword 2022-05-04

Chapter 7 crossword crossword puzzle
Across
  1. a substance that has no fixed shape and yields easily to external pressure.
  2. a substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change.
  3. newbie, easy to pick on.
  4. the best season of year to do nothing
  5. the product of chemical compounds by reaction from simpler materials
  6. the distance from the top or surface to the bottom of something.
  7. the intellectual and practical activity encompassing the systematic study of the structure and behaviour of the physical and natural world through observation and experiment
  8. a multiplier or factor that measures some property
  9. the state or process of rotting; decay.
  10. the ability or tendency to float in water or air or some other fluid.
Down
  1. only one; not one of several.
  2. the result of an action or process.
  3. Of a reaction or process,accompanied by the release of heat.
  4. of a reaction or process accompanied by or requiring the absorption of heat.
  5. a substance that undergoes change during a reaction.
  6. consisting of two equal, identical, or similar parts or things.
  7. an amazing school
  8. raise to a higher position or level.
  9. mass of a unit volume of a material substance
  10. the process of equating one thing with another.

20 Clues: an amazing school • newbie, easy to pick on. • only one; not one of several. • the result of an action or process. • raise to a higher position or level. • the best season of year to do nothing • the state or process of rotting; decay. • mass of a unit volume of a material substance • the process of equating one thing with another. • ...

alivias science crossword 2024-05-15

alivias science crossword crossword puzzle
Across
  1. a property of a physical system
  2. a large body of matter
  3. property that is transferred to a body or physical system
  4. expresses the attribute of hotness or coldness
  5. any of materials properties that become evident during or after the reaction
  6. change of materials into another, one or more new substances is created
  7. a compound made up of 2 or more chemical components that aren't chemically linked
  8. a substance that undergoes change in reaction
  9. the quality of being hot/ high temp
Down
  1. when 2 or more different substances are physically combined and can be separated back into its original substance
  2. measure of region in 3 dimensional space
  3. the substance formed from chemical reaction
  4. action taken in response to something
  5. a basic unit of chemical element
  6. a group of atoms bonded together
  7. any substance that takes up space and has mass
  8. substance that cannot be broken down into other substances
  9. study of the properties and behavior of matter

18 Clues: a large body of matter • a property of a physical system • a basic unit of chemical element • a group of atoms bonded together • the quality of being hot/ high temp • action taken in response to something • measure of region in 3 dimensional space • the substance formed from chemical reaction • a substance that undergoes change in reaction • ...

unit 4 2023-11-08

unit 4 crossword puzzle
Across
  1. tells you by mass what percent of each element is present in a compound
  2. a substance that takes part in and undergoes change during a reaction.
  3. a chemical reaction in which an acid and base quantitatively react together to form a salt and water as products
Down
  1. a formula giving the proportions of the elements present in a compound but not the actual numbers or arrangement of atoms.
  2. occur when parts of two ionic compounds are exchanged, making two new compounds.
  3. a chemical reaction in which one element replaces another in a compound
  4. substance produced by the reaction of an acid with a base
  5. pure elements that form molecules consisting of two atoms bonded together
  6. a chemical substance that neutralizes alkalis
  7. a formula giving the number of atoms of each of the elements present in one molecule of a specific compound.
  8. a figure expressing the acidity or alkalinity of a solution on a logarithmic scale on which 7 is neutral, lower values are more acid and higher values more alkaline.
  9. an article or substance that is manufactured or refined for sale.
  10. the process of burning something
  11. the mass of a given chemical element or chemical compound (g) divided by the amount of substance
  12. a reaction in which a compound breaks down into two or more simpler substances
  13. a chemical process in which two or more simple elements or compounds combine to form a more complex product
  14. a substance that can neutralize the acid by reacting with hydrogen ions

17 Clues: the process of burning something • a chemical substance that neutralizes alkalis • substance produced by the reaction of an acid with a base • an article or substance that is manufactured or refined for sale. • a substance that takes part in and undergoes change during a reaction. • a chemical reaction in which one element replaces another in a compound • ...

End of Term Crossword 2025-03-14

End of Term Crossword crossword puzzle
Across
  1. A change in state or appearance without forming a new substance.
  2. – A reaction that absorbs heat.
  3. A change where a new substance is formed.
  4. – A reaction where a compound breaks down into simpler substances.
  5. A high-energy state of matter where atoms are ionized.
  6. – A reaction where a substance burns in oxygen to release heat and light.
  7. – A reaction between an acid and a base forming salt and water.
  8. A state of matter with no fixed shape or volume, expanding to fill any container.
  9. The process of changing from a liquid to a solid.
  10. When an object is denser than the liquid it is in, it will sink.
  11. The mass per unit volume of a substance (measured in g/cm³ or kg/m³).
  12. A state of matter with a fixed shape and volume.
  13. A reaction that releases heat.
  14. The temperature at which a liquid changes into a gas throughout the liquid.
Down
  1. The force exerted per unit area (measured in Pascals, Pa).
  2. The amount of space an object or substance takes up (measured in cm³ or m³).
  3. A state of matter with a fixed volume but takes the shape of its container.
  4. A measure of the average kinetic energy of particles in a substance.
  5. The temperature at which a solid changes into a liquid.
  6. The process where a liquid turns into a gas at the surface.
  7. The process where a solid changes directly to a gas without becoming a liquid.
  8. The process of changing from a solid to a liquid.
  9. – A gas cooling to become a liquid.
  10. The substances that react in a chemical reaction.
  11. – A reaction where a substance reacts with oxygen.
  12. The process where a gas turns into a liquid.
  13. The new substances formed in a chemical reaction.

27 Clues: A reaction that releases heat. • – A reaction that absorbs heat. • – A gas cooling to become a liquid. • A change where a new substance is formed. • The process where a gas turns into a liquid. • A state of matter with a fixed shape and volume. • The process of changing from a solid to a liquid. • The substances that react in a chemical reaction. • ...

chemistry unit study guide 2016-02-10

chemistry unit study guide crossword puzzle
Across
  1. a thing that is composed of 2 or more elements
  2. The same number as protons and Neutrons
  3. The coloms on the periodic table
  4. a thin coating of metal
  5. a reaction acomponied by the relese of heat
  6. a part of an atom with a neutral charge
  7. a reaction acomponied by the absorbtion of heat
  8. electrons on the outermost orbital
  9. smallest unit of any form of matter
  10. rings around the necleus that electrons move on
  11. Russion chemist who created the periodic table
  12. a mererial normaly hard, shiny, malleable, and ductile
Down
  1. an element whose properties are intermediate between metals and solid nonmetals
  2. any gaseous element in group 18 of the periodic table
  3. mass is not created or destroyed in a chemical reaction
  4. innermost part of an atom that contains protons and neutrons
  5. an element or substence that is not a metal
  6. positively charged part of an atom
  7. Negatively charged part of an atom
  8. An abriviation on an elements name
  9. the rows on the periodic table
  10. the things that are created in a chemical reaction
  11. a substence that takes part in a chemical reaction
  12. a group of elements that are bonded
  13. cannot be broken down or chemically intercinverted

25 Clues: a thin coating of metal • the rows on the periodic table • The coloms on the periodic table • positively charged part of an atom • electrons on the outermost orbital • Negatively charged part of an atom • An abriviation on an elements name • smallest unit of any form of matter • a group of elements that are bonded • The same number as protons and Neutrons • ...

Crossword 2025-12-16

Crossword crossword puzzle
Across
  1. The popping sound made when hydrogen burns in the presence of oxygen.
  2. A state of matter with a fixed volume but no fixed shape.
  3. This is another way to say heat.
  4. A colourless, odourless gas that relights a glowing splint.
  5. A starting substance in a chemical reaction
  6. A colourless, odourless gas that burns with a squeaky pop.
  7. A small wooden stick used to test for gases in experiments.
  8. A chemical reaction in which one compound breaks down into two or more simpler substances
  9. Limewater will turn this colour if carbon dioxde is present.
Down
  1. A state of matter with a fixed shape and fixed volume.
  2. We use this to test for carbon dioxide.
  3. A reaction in which a substance gains oxygen.
  4. A reaction in which a substance loses oxygen.
  5. A state of matter with no fixed shape or volume.
  6. A substance that is made in a chemical reaction.

15 Clues: This is another way to say heat. • We use this to test for carbon dioxide. • A starting substance in a chemical reaction • A reaction in which a substance gains oxygen. • A reaction in which a substance loses oxygen. • A state of matter with no fixed shape or volume. • A substance that is made in a chemical reaction. • ...

chemical bonding and chemical calculations 2022-11-29

chemical bonding and chemical calculations crossword puzzle
Across
  1. a reaction in which one element is substituted for another element
  2. number of protons = number of ____.
  3. a chemical reaction that takes place when
  4. atomic relative mass is the weighed average of the masses of ____.
  5. ionic bonds are formed between ______ only
  6. composed of a solvent and a solute
Down
  1. the two forms of carbon is diamond and ____.
  2. relating or denoting chemical bonds formed by the sharing of electrons
  3. 16.00 is the relative atomic mass of____.
  4. a chemical reaction in which one reactant breaks down into two or more products
  5. a reaction in which two reactants combine to form one product
  6. a reaction that occurs when two ionic compounds are exchanged making two new compounds
  7. a reaction in which a substance reacts to oxygen gas, releasing energy in the form of light and heat
  8. an atom or molecule with net electric charge

14 Clues: composed of a solvent and a solute • number of protons = number of ____. • 16.00 is the relative atomic mass of____. • a chemical reaction that takes place when • ionic bonds are formed between ______ only • the two forms of carbon is diamond and ____. • an atom or molecule with net electric charge • a reaction in which two reactants combine to form one product • ...

Reactions vocabulary 2021-10-25

Reactions vocabulary crossword puzzle
Across
  1. Reaction converted substances
  2. of matter three types of matter
  3. quantity of moles
  4. combustion reaction a single compound
  5. constant term
  6. of conversation of mass non created or destroyed mass
  7. replacement exchanged ionic compounds
  8. solid dissolved substance
  9. reaction divided chemicals
  10. molecules two chemically bonded atoms
Down
  1. insoluble salt
  2. reaction equation of atoms
  3. Entered substance
  4. series ordering system for elements
  5. reaction generation of heat and light
  6. ratio conversion factor
  7. Products combined chemicals
  8. reactions: external energy
  9. solid non-dissolvable substance
  10. formed chemicals
  11. replacement replaced elements
  12. reactions: released energy

22 Clues: constant term • insoluble salt • formed chemicals • Entered substance • quantity of moles • ratio conversion factor • solid dissolved substance • reaction equation of atoms • reactions: external energy • reactions: released energy • reaction divided chemicals • Products combined chemicals • Reaction converted substances • replacement replaced elements • of matter three types of matter • ...

Jagger DeWitt Chapter 13 2016-10-12

Jagger DeWitt Chapter 13 crossword puzzle
Across
  1. substance that is the result of the chemical change
  2. the process by which a reactant gains one or more electrons
  3. a rapid exothermix oxidation reaction
  4. a measure of acidity of a solution
  5. must be added to break bonds
  6. with the plus sign on the product side
  7. energy transfers from reactants to souroundings
Down
  1. a measure of how quickly the product in a chemical change increases
  2. energy stored in molecules that can be released during a reaction
  3. description of a chemical change in which there is no energy
  4. the reaction and its reverse act at the same time
  5. a substance that accepts hydrogen ions
  6. no plus sign with the product
  7. a substance that donated hydrogen ions
  8. substance that undergoes a chemical change

15 Clues: must be added to break bonds • no plus sign with the product • a measure of acidity of a solution • a rapid exothermix oxidation reaction • a substance that accepts hydrogen ions • a substance that donated hydrogen ions • with the plus sign on the product side • substance that undergoes a chemical change • energy transfers from reactants to souroundings • ...

chapter 2 crossword~Elektra 2018-10-01

chapter 2 crossword~Elektra crossword puzzle
Across
  1. A pure substance made from two or more elements that are chemically combined
  2. A measurement of the average speed of the particles within a substance
  3. A change in a substance that does not change the identity of the substance
  4. A substance that changes the rate of a chemical reaction but is not itself used up or affected by the reaction.
  5. An organic compound comprised of the elements carbon, hydrogen, and oxygen; includes sugars, starch and cellulose
  6. A class of organic compounds that serve as the building blocks for the information storage molecules DNA and RNA.
  7. The tendency of energy to disperse
  8. The building block of matter; the smallest possible particle of an element.
  9. A pure substance made of only one kind of atom.
Down
  1. An attraction between two atoms as a result of sharing or transferring valence electrons.
  2. The substances formed during a chemical reaction, usually indicated on the right ­hand side of a chemical equation
  3. A change in a substance that results in one or more new substances being formed that have different physical and chemical properties than those of the original substance.
  4. The attraction of particles in one substance for particles in a different substance.
  5. acid A class of organic compounds that serve as the building blocks of protein
  6. A class of simple organic compounds important in living things as a source of both energy and structure
  7. A substance that is present before a chemical reaction and takes part in it, usually shown on the left hand side of a chemical equation.
  8. The ability to do work. Especially in biology, the driver of the physical and chemical processes necessary for life.
  9. The attraction between like particles within polar substances.
  10. A naturally occurring catalyst, usually a protein

19 Clues: The tendency of energy to disperse • A pure substance made of only one kind of atom. • A naturally occurring catalyst, usually a protein • The attraction between like particles within polar substances. • A measurement of the average speed of the particles within a substance • A change in a substance that does not change the identity of the substance • ...

Unit 2 Vocab 2023-10-03

Unit 2 Vocab crossword puzzle
Across
  1. reactant of an enzyme-catalyzed reaction
  2. genetic material that organisms inherit from their parents
  3. reproduction reproduction in which two parents produce unique offspring, different from the parents and each other
  4. molecules composed of many monomers; makes up macromolecules
  5. reproduction reproduction in which a single parent produces offspring, identical to the parent and each other
  6. nomenclature classification system in which each species is assigned a two-part scientific name
  7. macromolecule made up of amino acids
  8. signal to which an organism responds
  9. a complex cell that has a nucleus
  10. reaction- process that changes, or transforms, one set of chemicals into another set of chemicals
  11. unicellular organism that lacks a nucleus
  12. a larger, more inclusive taxonomic category than a kingdom
  13. largest and most inclusive group in classification
  14. acid macromolecules containing hydrogen, oxygen, nitrogen, carbon, and phosphorus
  15. subunit of which nucleic acids are composed; made up of a 5-carbon sugar, a phosphate group, and a nitrogenous base
  16. a complex carbohydrate made up of many monosaccharides
  17. macromolecule made mostly from carbon and hydrogen atoms; includes fats, oils, and waxes
  18. name A name used by scientists, especially the taxonomic name of an organism that consists of the genus and specie
  19. a large organic molecule made up of many atoms (like proteins)
  20. group of similar organisms that can breed and produce fertile offspring
  21. compound made up of carbon, hydrogen, and oxygen atoms; type of nutrient that is the major source of energy for the body
Down
  1. a trait that an organism has that allows for it to survive and reproduce at a greater rate
  2. group of closely related species; the first part of the scientific name in binomial nomenclature
  3. energy- energy that is needed to get a reaction started
  4. substance formed as a result of a chemical reaction
  5. small chemical unit that makes up a polymer
  6. in classification, a group of closely related families
  7. in classification, a group of closely related classes
  8. simple sugar molecule
  9. acid compound with an amino group on one end and a carboxyl macromoleculesd
  10. elements or compounds that enter into a chemical reaction
  11. reaction- a reaction that releases energy (gives off heat)
  12. name refers to the colloquial name of a taxon or species. It is the name known to the general public or is based on any language
  13. in classification, a group of closely related orders
  14. process of maintaining stable internal environment within a cell/organism
  15. reaction- a reaction that absorbs energy (absorbs heat)
  16. all the chemical reactions within an organism that build or break down substances
  17. biological catalysts
  18. substance that speeds up the rate of a chemical reaction
  19. in classification, a group of similar genera

40 Clues: biological catalysts • simple sugar molecule • a complex cell that has a nucleus • macromolecule made up of amino acids • signal to which an organism responds • reactant of an enzyme-catalyzed reaction • unicellular organism that lacks a nucleus • small chemical unit that makes up a polymer • in classification, a group of similar genera • ...

sams crossword puzzle 2024-05-15

sams crossword puzzle crossword puzzle
Across
  1. pure substance cannot be broken down
  2. the substance before a chemical reaction occurs
  3. smallest unit of matter
  4. property characteristic of texture size shape
  5. two atoms together
  6. the science that deals with substances
  7. substance formed from chemical reactions
  8. gives of heat energy
  9. amount of space an object takes up
  10. changes change substance to a new substance
Down
  1. takes space
  2. amount in object
  3. measure of kinetic energy
  4. property characteristic change in reaction
  5. absorbs heat energy
  6. changes change in looks only
  7. ability to do work or cause change
  8. transfer of thermal energy

18 Clues: takes space • amount in object • two atoms together • absorbs heat energy • gives of heat energy • smallest unit of matter • measure of kinetic energy • transfer of thermal energy • changes change in looks only • ability to do work or cause change • amount of space an object takes up • pure substance cannot be broken down • the science that deals with substances • ...

Unit A: Chemistry 2025-06-06

Unit A: Chemistry crossword puzzle
Across
  1. in a chemical formula, this is represented by a single capital letter, or a single capital letter and a single lower case number
  2. this type of reaction can produce a colour change, odor or light
  3. this gas causes a glowing splint to reignite
  4. type of material made by humans, such as nylon or polyester
  5. in incomplete combustion, a lack of oxygen causes carbon ____ to be produced
  6. a mixture of two or more different metals
  7. the sound made when hydrogen gas is exposed to flame
  8. a strong base used as a drain cleaner or to make soap
  9. the products of this chemical reaction are carbon dioxide and water
  10. burning coal releases large amounts of carbon _____
Down
  1. exothermic reactions will ______ thermal energy
  2. in a lab the variable that is changed in each trial
  3. chemicals written on the left hand side of the arrow in a chemical equation
  4. chemicals written on the right hand side of the arrow in a chemical equation
  5. in a lab the variable that is not changed
  6. a chemical reaction where two elements combine to form a compound
  7. when carbon dioxide is bubbled through this substance, it turns from clear to cloudy
  8. in a chemical formula, this is represented by at least two capital letters
  9. the type of chemical reaction occurring between and acid and a base
  10. historically, soap was made from animal fat and ____.

20 Clues: in a lab the variable that is not changed • a mixture of two or more different metals • this gas causes a glowing splint to reignite • exothermic reactions will ______ thermal energy • in a lab the variable that is changed in each trial • burning coal releases large amounts of carbon _____ • the sound made when hydrogen gas is exposed to flame • ...

Chapter 2 Vocabulary Puzzle 2024-09-23

Chapter 2 Vocabulary Puzzle crossword puzzle
Across
  1. attraction between like particles whin polar substances.
  2. A pure substance made of only one kind of atom
  3. An organic compound comprised of the elements carbon, hydrogen, and oxygen; includes sugars, starch and cellulose
  4. change- A change in a substance that does not change the identity of the substance
  5. A class of organic compounds that serve as the building blocks for the information storage molecules DNA and RNA.
  6. A substance that is present before a chemical reaction and takes part in it usually shown on the left-hand side of a chemical reaction
  7. the smallest particle of a covalently bonded compound
  8. the physical stuff that makes up the universe. Anything that occupies space and has mass.
  9. A substance that binds to an enzyme and reduces its activity, thus slowing a chemical reaction that the enzyme catalyzes
  10. A class of simple organic compounds important in living things as a source of both energy and structure.
  11. the tendency of energy to disperse and become less available to do work.
  12. A substance that changes the rate of a chemical reaction but is not itself used up or affected by the reaction.
  13. acid- A class of organic compounds that serve as the building blocks of proteins.
  14. A substance that can produce hydroxide ions or accept hydrogen ions in solutions.
  15. A naturally occurring catalyst, usually a protein
Down
  1. The process by which ones substance, the solute, is broken up into smaller pieces bu and distributed within a second substance, the solvent
  2. A pure substance made from two or more elements that are chemically combined
  3. A substance that can produce hydrogen ions in solution
  4. Quality of molecules having an uneven distribution of electrical charge, resulting in some regions of a molecule having negative charge wile others are postitve
  5. attraction of particles in one substance for particles in a different substance.
  6. A class of nonpolar organic compounds that are insoluble in water and are used for energy storage and cell membranes in living things.
  7. change- A change in a substance that results in one or more new substances being formed that have different physical and chemical properties than those of the original substance.
  8. the process by which particles in solution are evenly distributed throughout the solvent by Brownian motion.
  9. the ability to do work. Especially in biology, the driver of the physical and chemical processes necessary for life.
  10. A measurement of the average speed of the particles within a substance
  11. The substances formed during a chemical reaction usually indicated on the right-hand side of a chemical reaction
  12. compound- A covalently bound compound containing the element carbon.
  13. attraction between two atoms as a result of sharing or transferring valence electrons.
  14. The building block of matter; the smallest possible particle of an element.

29 Clues: A pure substance made of only one kind of atom • A naturally occurring catalyst, usually a protein • the smallest particle of a covalently bonded compound • A substance that can produce hydrogen ions in solution • attraction between like particles whin polar substances. • compound- A covalently bound compound containing the element carbon. • ...

Chemical Reactions 2023-11-14

Chemical Reactions crossword puzzle
Across
  1. A chemical reaction where one chemical is split apart into two or more.
  2. A chemical reaction where the partners in two compounds are replaced.
  3. A chemical reaction where two or more chemicals are combined into one.
  4. The large number to the left of a compound in a chemical equation.
  5. The chemicals you have before a chemical change happens.
Down
  1. A chemical reaction where the chemical that is single is replaced.
  2. The chemicals created by the reaction.
  3. A chemical reaction where a hydrocarbon is reacted with oxygen to produce CO2 and H2O
  4. The small number to the bottom right of an element in a chemical equation.

9 Clues: The chemicals created by the reaction. • The chemicals you have before a chemical change happens. • A chemical reaction where the chemical that is single is replaced. • The large number to the left of a compound in a chemical equation. • A chemical reaction where the partners in two compounds are replaced. • ...

Crossword 2024-07-25

Crossword crossword puzzle
Across
  1. - The simplest form of matter with unique chemical properties.
  2. - The simplest form of a chemical compound, made up of two or more atoms.
  3. - The study of carbon compounds.
  4. - A hydrocarbon with a triple bond.
  5. A substance that speeds up a chemical reaction without being consumed.
  6. - The process of converting a liquid to a gas.
  7. - The part of the universe we are interested in studying in thermodynamics.
Down
  1. - Elements in the same column of the periodic table.
  2. The measure of the disorder or randomness in a system.
  3. A type of chemical bond formed by the sharing of electrons
  4. - The substance that donates electrons in a redox reaction.
  5. The smallest particle of a chemical element that retains its chemical properties
  6. The energy change that accompanies a chemical reaction

13 Clues: - The study of carbon compounds. • - A hydrocarbon with a triple bond. • - The process of converting a liquid to a gas. • - Elements in the same column of the periodic table. • The measure of the disorder or randomness in a system. • The energy change that accompanies a chemical reaction • A type of chemical bond formed by the sharing of electrons • ...

Chemical Reaction Vocabulary 2023-12-19

Chemical Reaction Vocabulary crossword puzzle
Across
  1. energy require to break original bonds is less than the energy released
  2. ions atoms and molecules must collide to react
  3. used to slow down the rates of chemical reactions
  4. two or more substances combine to form another substance
  5. is a change in which one or more substances are converted into new substances
Down
  1. the rate at which reactants change into products
  2. one that can occur both forward and reverse directions
  3. a substance that speeds up chemical reactions
  4. state of balance
  5. the final substance of a chemical reaction

10 Clues: state of balance • the final substance of a chemical reaction • a substance that speeds up chemical reactions • ions atoms and molecules must collide to react • the rate at which reactants change into products • used to slow down the rates of chemical reactions • one that can occur both forward and reverse directions • ...

Chemical Reaction Vocab 2023-10-06

Chemical Reaction Vocab crossword puzzle
Across
  1. Physical and chemical characteristics of matter used to describe or identify a substance
  2. The ability of something to be reshaped without breaking
  3. The way the surface of a mineral reflects light, either metallic or non-metallic such as silky, dull, glassy, or resinous
  4. Magnetic force is exerted by oppositely charged particles, tending to draw or hold the particles together
  5. Characteristic that can only be observed or measured when atoms of matter rearrange during a chemical change
  6. A single substance, either an element or a compound, with definite composition and properties
Down
  1. The process by which one or more substances change to produce one or more different substances
  2. Characteristics that can be observed or measured without changing the substance; examples include color, melting point, and conductivity
  3. The ability of a substance to transfer heat or eelectricalergy.
  4. A tendency to break rather than flex or bend

10 Clues: A tendency to break rather than flex or bend • The ability of something to be reshaped without breaking • The ability of a substance to transfer heat or eelectricalergy. • Physical and chemical characteristics of matter used to describe or identify a substance • A single substance, either an element or a compound, with definite composition and properties • ...

Chemistry of Life Vocabulary 2012-10-09

Chemistry of Life Vocabulary crossword puzzle
Across
  1. positive charge; located in nucleus
  2. pH above 7 and less than or equal to 14
  3. a fatty substance that does not disolve in water
  4. negative charge; located in orbits (clouds) outside of nucleus 1st level- 2 2nd level- 8 3rd level-18
  5. mixture of substances that is the same throughout (ie. kool-aid)
  6. in a solution, the substance in which the solute dissolves
  7. compound made up of carbon, hydrogen, and oxygen atoms; major source of energy for the human body
  8. a substance on which an enzyme acts during a chemical reaction
  9. substance that speeds up the rate of a chemical reaction
  10. a simple compound whose molecules can join together to form polymers
  11. atom that has lost or gained an electron (charged particle) (ie. table salt)
  12. bond formed between oppositely charged ions
  13. basic building blocks of protein molecules
  14. two or more atoms held together by covalent bonds
  15. smallest basic unit of matter (in living and nonliving things)
  16. protein that speeds up a chemical reaction
  17. unequal pull of electrons resulting in a positive and negative side (ie. water)
  18. Large organic molecule made of carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur
  19. bond bond between molecules of water; very weak bond
  20. pH lower than 7 and greater than or equal to 0
Down
  1. a chemical substance formed as a result of a chemical reaction
  2. substance made of only one type of atom that cannot be broken
  3. an attraction between molecules of different substances
  4. measure of how acidic or basic a solution is; the scale ranges from below 0 to above 14; solution with pH above 7 is basic and a pH below 7 is acidic
  5. water molecules "stick" to other water molecules (ie. surface tension)
  6. the minimum amount of energy required to start a chemical reaction
  7. no charge; located in nucleus
  8. a chemical substance that is present at the start of a chemical reaction
  9. When the concentration of a solute is the same throughout a solution
  10. found in small amounts of the body but are very important (ie: iron)
  11. a naturally occurring or synthetic compound consisting of large molecules made up of a linked series of repeated simple monomers
  12. atoms share electrons; very strong bond
  13. the dissolved substance in a solution
  14. substance made of atoms of different elements bonded together
  15. very large organic molecule made of carbon, oxygen, hydrogen, nitrogen, and phosphorus, that contains the instructions cells need to carry out all the functions of life

35 Clues: no charge; located in nucleus • positive charge; located in nucleus • the dissolved substance in a solution • pH above 7 and less than or equal to 14 • atoms share electrons; very strong bond • basic building blocks of protein molecules • protein that speeds up a chemical reaction • bond formed between oppositely charged ions • ...

Unit 9: Stoichiometry 2025-04-10

Unit 9: Stoichiometry crossword puzzle
Across
  1. calculations involving the mass relationships of elements in compounds
  2. calculations involving the mass relstionships between reactants and products in a chemical reaction
  3. the amount of product actually produced in the experiment
  4. actual yield divided by theoretical yield times 100%
  5. ratio between the numbers of moles of any two of the substances in a balanced chemical equation
Down
  1. reactants left over when a reaction stops
  2. the study of quantitative relationships between the reactants used and the products formed in a chemical reaction
  3. a process in which the atoms of one or more substances are rearranged to form different substances
  4. the starting substance in a chemical reaction
  5. the maximum amount of product that can be produced from a given amount of reactant
  6. when you are given the moles of one substance and need to find the mass of another substance involved in the same reaction
  7. the reactant which is used up and limits the extent of the reaction and thereby determines the amount of product formed
  8. to obtain from a specified source
  9. the mass in grams of one mole of a substance

14 Clues: to obtain from a specified source • reactants left over when a reaction stops • the mass in grams of one mole of a substance • the starting substance in a chemical reaction • actual yield divided by theoretical yield times 100% • the amount of product actually produced in the experiment • calculations involving the mass relationships of elements in compounds • ...

unit 2 vocab 2023-10-05

unit 2 vocab crossword puzzle
Across
  1. reactant of an enzyme-catalyzed reaction
  2. genetic material that organisms inherit from their parents
  3. reproduction reproduction in which two parents produce unique offspring, different from the parents and each other
  4. molecules composed of many monomers; makes up macromolecules
  5. reproduction reproduction in which a single parent produces offspring, identical to the parent and each other
  6. nomenclature classification system in which each species is assigned a two-part scientific name
  7. macromolecule made up of amino acids
  8. signal to which an organism responds
  9. a complex cell that has a nucleus
  10. reaction process that changes, or transforms, one set of chemicals into another set of chemicals
  11. unicellular organism that lacks a nucleus
  12. a larger, more inclusive taxonomic category than a kingdom
  13. largest and most inclusive group in classification
  14. acid macromolecules containing hydrogen, oxygen, nitrogen, carbon, and phosphorus
  15. subunit of which nucleic acids are composed; made up of a 5-carbon sugar, a phosphate group, and a nitrogenous base
  16. a complex carbohydrate made up of many monosaccharides
  17. macromolecule made mostly from carbon and hydrogen atoms; includes fats, oils, and waxes
  18. name A name used by scientists, especially the taxonomic name of an organism that consists of the genus and specie
  19. a large organic molecule made up of many atoms (like proteins)
  20. group of similar organisms that can breed and produce fertile offspring
  21. compound made up of carbon, hydrogen, and oxygen atoms; type of nutrient that is the major source of energy for the body
Down
  1. a trait that an organism has that allows for it to survive and reproduce at a greater rate
  2. (pl. genera) group of closely related species; the first part of the scientific name in binomial nomenclature
  3. energy energy that is needed to get a reaction started
  4. substance formed as a result of a chemical reaction
  5. small chemical unit that makes up a polymer
  6. in classification, a group of closely related families
  7. (pl. phyla) in classification, a group of closely related classes
  8. simple sugar molecule
  9. acid compound with an amino group on one end and a carboxyl group on the other end
  10. elements or compounds that enter into a chemical reaction
  11. reaction a reaction that releases energy (gives off heat)
  12. 5name refers to the colloquial name of a taxon or species. It is the name known to the general public or is based on any language
  13. in classification, a group of closely related orders
  14. process of maintaining stable internal environment within a cell/organism
  15. reaction a reaction that absorbs energy (absorbs heat)
  16. all the chemical reactions within an organism that build or break down substances
  17. biological catalysts
  18. substance that speeds up the rate of a chemical reaction
  19. in classification, a group of similar genera

40 Clues: biological catalysts • simple sugar molecule • a complex cell that has a nucleus • macromolecule made up of amino acids • signal to which an organism responds • reactant of an enzyme-catalyzed reaction • unicellular organism that lacks a nucleus • small chemical unit that makes up a polymer • in classification, a group of similar genera • ...

Unit 2 Vocab 2023-09-22

Unit 2 Vocab crossword puzzle
Across
  1. the chemical reactions within an organism that build or break down substances
  2. energy- energy that is needed to get a reaction started
  3. organism that lacks a nucleus
  4. of maintaining stable internal environment within a cell/organism
  5. in classification, a group of closely related families
  6. material that organisms inherit from their parents
  7. name– A name used by scientists, especially the taxonomic name of an organism that consists of the genus and specie
  8. biological catalysts
  9. a complex carbohydrate made up of many monosaccharides
  10. name– refers to the colloquial name of a taxon or species. It is the name known to the general public or is based on any language
  11. elements or compounds that enter into a chemical reaction
  12. trait that an organism has that allows for it to survive and reproduce at a greater rate
  13. made up of amino acids
  14. of similar organisms that can breed and produce fertile offspring
  15. acid- macromolecules containing hydrogen, oxygen, nitrogen, carbon, and phosphorus
  16. (pl. phyla)-- in classification, a group of closely related classes
  17. acid- compound with an amino group on one end and a carboxyl group on the other end
  18. reproduction-reproduction in which a single parent produces offspring, identical to the parent and each other
  19. classification, a group of similar genera
Down
  1. nomenclature– classification system in which each species is assigned a two-part scientific name
  2. complex cell that has a nucleus
  3. compound made up of carbon, hydrogen, and oxygen atoms; type of nutrient that is the major source of energy for the body
  4. to which an organism responds
  5. formed as a result of a chemical reaction
  6. substance that speeds up the rate of a chemical reaction
  7. reactant of an enzyme-catalyzed reaction
  8. reaction- a reaction that releases energy (gives off heat)
  9. simple sugar molecule
  10. macromolecule made mostly from carbon and hydrogen atoms; includes fats, oils, and waxes
  11. reaction- a reaction that absorbs energy (absorbs heat)
  12. in classification, a group of closely related orders
  13. reaction- process that changes, or transforms, one set of chemicals into another set of chemicals
  14. largest and most inclusive group in classification
  15. small chemical unit that makes up a polymer
  16. subunit of which nucleic acids are composed; made up of a 5-carbon sugar, a phosphate group, and a nitrogenous base
  17. reproduction-reproduction in which two parents produce unique offspring, different from the parents and each other
  18. large organic molecule made up of many atoms (like proteins)
  19. (pl. genera)-- group of closely related species; the first part of the scientific name in binomial nomenclature
  20. a larger, more inclusive taxonomic category than a kingdom
  21. molecules composed of many monomers; makes up macromolecules

40 Clues: biological catalysts • simple sugar molecule • made up of amino acids • organism that lacks a nucleus • to which an organism responds • complex cell that has a nucleus • reactant of an enzyme-catalyzed reaction • formed as a result of a chemical reaction • classification, a group of similar genera • small chemical unit that makes up a polymer • ...

unit 2 vocab 2023-09-22

unit 2 vocab crossword puzzle
Across
  1. in classification, a group of closely related families
  2. reproduction reproduction in which two parents produce unique offspring, different from the parents and each other
  3. in classification, a group of similar genera
  4. a large organic molecule made up of many atoms (like proteins)
  5. acid compound with an amino group on one end and a carboxyl group on the other end
  6. in classification, a group of closely related orders
  7. reaction- process that changes, or transforms, one set of chemicals into another set of chemicals
  8. a complex carbohydrate made up of many monosaccharides
  9. largest and most inclusive group in classification
  10. genetic material that organisms inherit from their parents
  11. group of similar organisms that can breed and produce fertile offspring
  12. (pl. genera) group of closely related species; the first part of the scientific name in binomial nomenclature
  13. energy energy that is needed to get a reaction started
  14. reaction a reaction that releases energy (gives off heat)
  15. reproduction reproduction in which a single parent produces offspring, identical to the parent and each other
  16. elements or compounds that enter into a chemical reaction
  17. molecules composed of many monomers; makes up macromolecules
  18. all the chemical reactions within an organism that build or break down substances
  19. substance formed as a result of a chemical reaction
  20. macromolecule made up of amino acids
  21. process of maintaining stable internal environment within a cell/organism
  22. reaction a reaction that absorbs energy (absorbs heat)
  23. biological catalysts
Down
  1. name A name used by scientists, especially the taxonomic name of an organism that consists of the genus and specie
  2. subunit of which nucleic acids are composed; made up of a 5-carbon sugar, a phosphate group, and a nitrogenous base
  3. (pl. phyla) in classification, a group of closely related classes
  4. nomenclature– classification system in which each species is assigned a two-part scientific name
  5. substance that speeds up the rate of a chemical reaction
  6. signal to which an organism responds
  7. organism that lacks a nucleus
  8. simple sugar molecule
  9. a larger, more inclusive taxonomic category than a kingdom
  10. acid- macromolecules containing hydrogen, oxygen, nitrogen, carbon, and phosphorus
  11. macromolecule made mostly from carbon and hydrogen atoms; includes fats, oils, and waxes
  12. reactant of an enzyme-catalyzed reaction
  13. small chemical unit that makes up a polymer
  14. a trait that an organism has that allows for it to survive and reproduce at a greater rate
  15. a complex cell that has a nucleus
  16. compound made up of carbon, hydrogen, and oxygen atoms; type of nutrient that is the major source of energy for the body
  17. name refers to the colloquial name of a taxon or species. It is the name known to the general public or is based on any language

40 Clues: biological catalysts • simple sugar molecule • organism that lacks a nucleus • a complex cell that has a nucleus • signal to which an organism responds • macromolecule made up of amino acids • reactant of an enzyme-catalyzed reaction • small chemical unit that makes up a polymer • in classification, a group of similar genera • ...

Vocabulary Crossword Puzzle 2017-02-26

Vocabulary Crossword Puzzle crossword puzzle
Across
  1. reaction Is a type of chemical reaction in which two or more simple substances combine to form a more complex product.
  2. reaction The process by which the atoms of one more substances are rearranged to form different substances.
  3. reaction Is a type of chemical reaction where two compounds react, and the positive ions and the negative ions of the two reactants switch places forming two new compounds or products.
  4. Is the number written in front of a reactant or product.
  5. A solid that emerges from a liquid solution.
Down
  1. reaction Is a type of chemical reaction where an element reacts with a compound and takes the place of another element in that compound.
  2. reaction Is an exothermic reaction in which something reacts with oxygen.
  3. Substances formed during the reaction.
  4. reaction Is a type of chemical reaction in which a single compound reaction in which a single compound breaks down into two or more elements or new compounds.
  5. A substance that takes part in and undergoes change during a reaction.

10 Clues: Substances formed during the reaction. • A solid that emerges from a liquid solution. • Is the number written in front of a reactant or product. • A substance that takes part in and undergoes change during a reaction. • reaction Is an exothermic reaction in which something reacts with oxygen. • ...

Biomolecules Crossword 2021-04-14

Biomolecules Crossword crossword puzzle
Across
  1. acids monomer of lipid
  2. plants store excess carbs
  3. monomer of proteins
  4. monomer of nucleic acids
  5. what do most enzymes end in
  6. builds cell walls in plants
  7. certain amount of energy that is required for a chemical reaction to take place
  8. subunits to a polymer
  9. anything that speeds up a reaction
Down
  1. molecule upon which an enzyme acts
  2. provide quick energy
  3. used for chemical signals
  4. formed from chemical reactions
  5. monomer of carbohydrates
  6. example of nucleic acid and contains instructions to make proteins
  7. acids instructions for proteins
  8. regulates blood sugar levels
  9. A protein that lowers the activation energy
  10. energy source for organisms
  11. energy storage and insulation

20 Clues: monomer of proteins • provide quick energy • subunits to a polymer • acids monomer of lipid • monomer of carbohydrates • monomer of nucleic acids • plants store excess carbs • used for chemical signals • what do most enzymes end in • energy source for organisms • builds cell walls in plants • regulates blood sugar levels • energy storage and insulation • formed from chemical reactions • ...

chapter 13 lucie nichols 2020-02-24

chapter 13 lucie nichols crossword puzzle
Across
  1. chemical equations must be _______
  2. amount of energy required to pull two bonds apart, which is the same as the amount of energy released when they are brought together
  3. A+BC turns into AC+B
  4. AB+CD turns into AD+CB
  5. A+B turns into AB
  6. substances that start a chemical reaction
  7. reaction when there is a net absorption of energy
  8. substances that are produced during a chemical reaction
Down
  1. the minimum energy required to overcome the initial breaking of bonds in reactants
  2. AB turns into A+B
  3. during a ________, one or more new compounds are formed as a result of the rearrangement of atoms
  4. how quickly the concentration of reactants decreases and how quickly the concentration of products increase
  5. a color/odor change indicates what
  6. no atoms are gained or lost during any reaction
  7. reaction when there is a net release of energy

15 Clues: AB turns into A+B • A+B turns into AB • A+BC turns into AC+B • AB+CD turns into AD+CB • chemical equations must be _______ • a color/odor change indicates what • substances that start a chemical reaction • reaction when there is a net release of energy • no atoms are gained or lost during any reaction • reaction when there is a net absorption of energy • ...

Gage Erwin Vocabulary Crossword Puzzle 2025-09-22

Gage Erwin Vocabulary Crossword Puzzle crossword puzzle
Across
  1. – A type of fat molecule used for long-term energy storage.
  2. – The simplest form of sugar; basic building block of carbohydrates.
  3. – The building blocks of proteins.
  4. – A storage organelle that holds water, food, or waste.
  5. – The substances formed after a chemical reaction.
  6. – An organelle that processes, sorts, and ships proteins.
  7. – A molecule, like DNA or RNA, that stores genetic information.
  8. – A thin barrier that controls what enters and leaves a cell.
  9. – A reaction that releases heat energy to its surroundings.
  10. – The gel-like fluid inside the cell where organelles are found.
  11. – A system of membranes that helps produce and transport proteins and lipids.
  12. – The molecule an enzyme acts on during a chemical reaction.
  13. – A long hydrocarbon chain that combines with glycerol to form lipids.
  14. – A molecule that forms the backbone of many lipids.
  15. – A sweet-tasting carbohydrate used for quick energy.
Down
  1. – A fat with at least one double bond; usually liquid at room temperature.
  2. – The minimum energy needed to start a chemical reaction.
  3. – A protein that speeds up chemical reactions in cells.
  4. – A carbohydrate made of two monosaccharides linked together.
  5. – A rigid layer outside plant cells that provides support.
  6. – A fat with no double bonds between carbon atoms; solid at room temperature.
  7. – The control center of a cell that holds DNA.
  8. – The building block of nucleic acids, made of sugar, phosphate, and a base.
  9. – The site of protein synthesis in cells.
  10. – A reaction that absorbs heat energy from its surroundings.
  11. – Plant organelle where photosynthesis occurs.
  12. – Large biomolecules made of amino acids that build and repair body tissues.
  13. – Tail-like structures that help a cell move.
  14. – Molecules like sugars and starches used as a quick energy source.

29 Clues: – The building blocks of proteins. • – The site of protein synthesis in cells. • – Tail-like structures that help a cell move. • – The control center of a cell that holds DNA. • – Plant organelle where photosynthesis occurs. • – The substances formed after a chemical reaction. • – A molecule that forms the backbone of many lipids. • ...

Science Refresher! 2026-01-06

Science Refresher! crossword puzzle
Across
  1. Process where atoms are rearranged but not destroyed.
  2. Matter is not destroyed in reactions; it is _____
  3. Main sugar used by cells for energy
  4. Outputs of a chemical reaction.
  5. The smallest unit of life where reactions happen.
  6. Movement of water vapor into the air.
  7. The ability to cause change or do work.
  8. Groups of similar cells working together.
Down
  1. Gas released when food is used for energy.
  2. Type of reaction where new substances form.
  3. Body system that breaks food into usable molecules.
  4. Gas needed by cells to release energy from food.
  5. Inputs of a chemical reaction.

13 Clues: Inputs of a chemical reaction. • Outputs of a chemical reaction. • Main sugar used by cells for energy • Movement of water vapor into the air. • The ability to cause change or do work. • Groups of similar cells working together. • Gas released when food is used for energy. • Type of reaction where new substances form. • Gas needed by cells to release energy from food. • ...

Photosynthesis and Cellular Respiration 2022-11-04

Photosynthesis and Cellular Respiration crossword puzzle
Across
  1. the output of a chemical reaction
  2. physical energy resulting from electromagnetic radiation
  3. the products that react with each other in a chemical reaction
  4. name of the green pigment that plants use to make food
  5. where photosynthesis takes place
  6. makes food for plants
  7. where cellular respiration takes place
  8. process that leads to the chemical transformation of one set of chemical substances to another
  9. makes their own food
Down
  1. what we use to breath
  2. also known as sugar
  3. has to get food
  4. dioxide CO2
  5. produces ATP
  6. microscopic organisms that are critical for photosynthesis
  7. energy that all organisms need

16 Clues: dioxide CO2 • produces ATP • has to get food • also known as sugar • makes their own food • what we use to breath • makes food for plants • energy that all organisms need • where photosynthesis takes place • the output of a chemical reaction • where cellular respiration takes place • name of the green pigment that plants use to make food • ...

HAIR TESTS AND CHEMICAL REACTIONS 2020-12-28

HAIR TESTS AND CHEMICAL REACTIONS crossword puzzle
Across
  1. If there is an adverse reaction with one of the tests, the hair may go this color
  2. This test checks the stretchability of condition of the hair
  3. The test to check the absorption of products evenly in the hair structure
  4. This chemical for one of the tests
  5. Used to hold together a test cutting
  6. Which test checks the progress of a chemical procedure?
  7. Test used to help with the correct product choice?
  8. If the hair is damaged it could cause a color to be
  9. This happens when the chemical service has been completed
  10. If the hair is in bad condition, it could feel like this
  11. overprocessing could cause this to happen to the hair
  12. We should use all chemicals by following this abbreviation
Down
  1. The maximum time the chemical is put on the skin for
  2. This could happen to the hair if the tests has an adverse reaction
  3. If the chemical product is left on the hair for too long this could happen to the hair
  4. Test used to check if there is a chemical reaction
  5. If the hair is in good condition with one of the tests, it will to this
  6. The minimum time a chemical is put on the skin for this test
  7. The test that is used to check for metallic salts?

19 Clues: This chemical for one of the tests • Used to hold together a test cutting • Test used to check if there is a chemical reaction • Test used to help with the correct product choice? • The test that is used to check for metallic salts? • If the hair is damaged it could cause a color to be • The maximum time the chemical is put on the skin for • ...

Tess Pennington Chapter 13 2016-10-12

Tess Pennington Chapter 13 crossword puzzle
Across
  1. energy is transferred to reactants from surroundings
  2. released during an exothermic reaction
  3. if changed the equilibrium shifts to oppose change until new equilibrium is reached.
  4. when reaction and its reverse at the same rate
  5. two compounds change
  6. must be added to break bonds
  7. no plus sign on left of arrow
  8. no plus sign on the right of arrow
Down
  1. substance that undergoes a chemical change
  2. one compound changes
  3. energy stored in molecules that can be released during a reaction
  4. normally contains oxides
  5. energy transfers from reactants to surroundings
  6. substance that is the result of a chemical change
  7. how many atoms of a paticular element
  8. needed to start a chemical change

16 Clues: one compound changes • two compounds change • normally contains oxides • must be added to break bonds • no plus sign on left of arrow • needed to start a chemical change • no plus sign on the right of arrow • how many atoms of a paticular element • released during an exothermic reaction • substance that undergoes a chemical change • ...

Chemical Reaction Crossword 2023-05-16

Chemical Reaction Crossword crossword puzzle
Across
  1. The name of a charged atom
  2. Causes the reaction to be faster
  3. A substance that undergoes change during a reaction
  4. A chemical reaction that absorbs heat from around it
  5. Builds up on metal when oxygen and water react with it
Down
  1. The outermost shell of an atom
  2. The equivalent of 2 elements mixing
  3. A reaction when the electrons get absorbed
  4. Binary compound for oxygen
  5. A chemical reaction that emits heat or light

10 Clues: Binary compound for oxygen • The name of a charged atom • The outermost shell of an atom • Causes the reaction to be faster • The equivalent of 2 elements mixing • A reaction when the electrons get absorbed • A chemical reaction that emits heat or light • A substance that undergoes change during a reaction • A chemical reaction that absorbs heat from around it • ...

atoms Quiz 2024-10-30

atoms Quiz crossword puzzle
Across
  1. what atoms do during a chemical reaction.
  2. a starting substance that is part of a chemical reaction
  3. when the atoms within molecules break their existing bonds and form new bonds
  4. smallest unit of matter
  5. an ending substance that is made during a chemical reaction
  6. The chemical formula for this atom is the Capital letter H
  7. chemical formula for water
Down
  1. another name for an atom.
  2. chemical formula for table salt or sodium
  3. made up of two or more atoms
  4. The chemical formula for this atom is the Capital C

11 Clues: smallest unit of matter • another name for an atom. • chemical formula for water • made up of two or more atoms • what atoms do during a chemical reaction. • chemical formula for table salt or sodium • The chemical formula for this atom is the Capital C • a starting substance that is part of a chemical reaction • The chemical formula for this atom is the Capital letter H • ...

Science Homework 2026-01-05

Science Homework crossword puzzle
Across
  1. A new substance thats formed after a chemical reaction
  2. The fundamental building block of all matter
  3. A chemical reaction when oxygen reacts with a hydrocarbon to produce heat and light
  4. A chemical reaction where the positive and negative ions switch places, forming brand new compounds
  5. A chemical reaction where two substances combine to make one simpler substance
  6. The starting substance that gets changed during a chemical reaction
  7. An atom with a charge based on the gain or loss of electrons
Down
  1. When reactants change into new products
  2. When one element replaces another element forming a new compound
  3. When a compound breaks down into two or more simpler substances
  4. The simplest type of atom

11 Clues: The simplest type of atom • When reactants change into new products • The fundamental building block of all matter • A new substance thats formed after a chemical reaction • An atom with a charge based on the gain or loss of electrons • When a compound breaks down into two or more simpler substances • When one element replaces another element forming a new compound • ...

HAIR TESTS 2020-12-28

HAIR TESTS crossword puzzle
Across
  1. If there is an adverse reaction with one of the tests, the hair may go this color
  2. This test checks the stretchability of condition of the hair
  3. The test to check the absorption of products evenly in the hair structure
  4. This chemical for one of the tests
  5. Used to hold together a test cutting
  6. Which test checks the progress of a chemical procedure?
  7. Test used to help with the correct product choice?
  8. If the hair is damaged it could cause a color to be
  9. This happens when the chemical service has been completed
  10. If the hair is in bad condition, it could feel like this
  11. overprocessing could cause this to happen to the hair
  12. We should use all chemicals by following this abbreviation
Down
  1. The maximum time the chemical is put on the skin for
  2. This could happen to the hair if the tests has an adverse reaction
  3. If the chemical product is left on the hair for too long this could happen to the hair
  4. Test used to check if there is a chemical reaction
  5. If the hair is in good condition with one of the tests, it will to this
  6. The minimum time a chemical is put on the skin for this test
  7. The test that is used to check for metallic salts?

19 Clues: This chemical for one of the tests • Used to hold together a test cutting • Test used to check if there is a chemical reaction • Test used to help with the correct product choice? • The test that is used to check for metallic salts? • If the hair is damaged it could cause a color to be • The maximum time the chemical is put on the skin for • ...

CHEMICAL REACTIONS AND EQUATIONS 2022-07-18

CHEMICAL REACTIONS AND EQUATIONS crossword puzzle
Across
  1. Oxidation of fats and oils.
  2. Insoluble solid formed due to exchange of ions.
  3. Process in which metals are eaten up gradually by the action of air, moisture or a chemical on their surface.
  4. Substances take part in chemical reaction.
  5. Hydrated Ferric Oxide
  6. Substance that is added to food containing fats and oils to prevent spoilage of food.
  7. Reaction in which an element displaces the other
  8. A type of decomposition reaction
Down
  1. Which gas is evolved at cathode during electrolysis of Water?
  2. Reaction that is used in black and white photography.
  3. Removal of hydrogen
  4. Calcium Hydroxide
  5. Dissolving sugar is an example of ___
  6. Respiration is an example of ____ reaction.
  7. Reaction in which oxidation and reduction takes place simultaneously.

15 Clues: Calcium Hydroxide • Removal of hydrogen • Hydrated Ferric Oxide • Oxidation of fats and oils. • A type of decomposition reaction • Dissolving sugar is an example of ___ • Substances take part in chemical reaction. • Respiration is an example of ____ reaction. • Insoluble solid formed due to exchange of ions. • Reaction in which an element displaces the other • ...