chemical reaction Crossword Puzzles

Life's Processes- Vocabulary Work 2025-03-03

Life's Processes- Vocabulary Work crossword puzzle
Across
  1. substance(s) produced by a chemical reaction
  2. chemical reaction that occurs in animal cells
  3. chemical reaction that occurs in plant cells
Down
  1. a type of sugar-what carbs brak into
  2. substance(s) at the begginning of a chemical reaction
  3. matter cannot be created or destroyed- only changed
  4. the ability to do something

7 Clues: the ability to do something • a type of sugar-what carbs brak into • substance(s) produced by a chemical reaction • chemical reaction that occurs in plant cells • chemical reaction that occurs in animal cells • matter cannot be created or destroyed- only changed • substance(s) at the begginning of a chemical reaction

Chapter 13 Crossword Jonaven Camacho 2021-12-01

Chapter 13 Crossword Jonaven Camacho crossword puzzle
Across
  1. when the hydroxide ions are greater than the hydronium ions
  2. A type of reaction where there is a net gain of energy
  3. A type of reaction where there is a net loss of energy
  4. A law that states that no new atoms can be created or destroyed
  5. a substance that lowers the activation energy needed for a chemical reaction
Down
  1. A reaction in which a new chemical is created
  2. when a reaction and its reverse act at the same rate
  3. the things that make up the product
  4. the outcome of the reactants
  5. the amount of energy required to pull two atoms apart

10 Clues: the outcome of the reactants • the things that make up the product • A reaction in which a new chemical is created • when a reaction and its reverse act at the same rate • the amount of energy required to pull two atoms apart • A type of reaction where there is a net gain of energy • A type of reaction where there is a net loss of energy • ...

Thermochem 2023-05-03

Thermochem crossword puzzle
Across
  1. a mode of heat transfer in which heat energy is transferred from one point to another within a substance or between two substances in contact
  2. the energy possessed by an object or a system by virtue of its motion
  3. the amount of energy required to transform a unit of substance from its liquid phase to its gaseous phase at a constant temperature and pressure.
  4. the transfer of heat energy through electromagnetic waves
  5. the amount of heat energy required to raise the temperature of a unit of substance by one degree Celsius or one Kelvin.
  6. the SI unit of measurement for energy and heat
  7. a term used in thermochemistry to describe a process or a reaction that absorbs heat energy from the surroundings.
  8. a branch of thermodynamics that deals with the measurement of the heat energy transferred during a physical or chemical process.
  9. a unit of measurement for temperature in the International System of Units (SI) commonly used in meteorology (Metric)
  10. a term used in thermodynamics and thermochemistry to describe a process or reaction that releases energy in the form of heat.
Down
  1. a mode of heat transfer in which heat is transferred by the movement of a fluid
  2. the branch of physical chemistry that studies the relationship between heat energy and chemical reactions.
  3. a form of energy that is transferred between two systems or objects due to a temperature difference.
  4. a unit of energy commonly used to measure the amount of heat energy transferred during a chemical or physical process.
  5. the energy that a system possesses by virtue of the random motion and vibration of its constituent particles
  6. refers to the substances that are formed as a result of a chemical reaction.
  7. the starting materials or substances that undergo a chemical reaction to form new products.
  8. the amount of energy required to transform a unit of substance from its solid phase to its liquid phase at a constant temperature and pressure.
  9. a unit of temperature in the International System of Units (SI).

19 Clues: the SI unit of measurement for energy and heat • the transfer of heat energy through electromagnetic waves • a unit of temperature in the International System of Units (SI). • the energy possessed by an object or a system by virtue of its motion • refers to the substances that are formed as a result of a chemical reaction. • ...

Madhav Chemistry Crossword 2024-05-08

Madhav Chemistry Crossword crossword puzzle
Across
  1. Process which involves gain of oxygen/loss of hydrogen
  2. Process which involved loss of oxygen/gain of hydrogen
  3. Oxidation of oils/fats resulting in bad taste and smell
  4. Reactions in which ions are exchanged between two reactants forming new compounds
  5. Reaction where energy is consumed
Down
  1. Chem reaction that takes place when a more reactive metal displaces a less reactive metal
  2. Using electricity to split water into oxygen and hydrogen
  3. Reactions in which insoluble salts are formed
  4. Burning of paper is this type of reaction
  5. Chem reaction where 2 or more substances combine to form a single substance
  6. Chem reaction where oxidation and reduction both take place simultaneously
  7. Chem reaction with splitting of a compound into two or more simple products.
  8. Eating up of metals as a result of exposure to air, moisture, other gases, etc.
  9. Melting of ice is this type of reaction
  10. Chem reaction where energy is released

15 Clues: Reaction where energy is consumed • Chem reaction where energy is released • Melting of ice is this type of reaction • Burning of paper is this type of reaction • Reactions in which insoluble salts are formed • Process which involves gain of oxygen/loss of hydrogen • Process which involved loss of oxygen/gain of hydrogen • ...

Science 24 - Unit A: Chapter 3 2024-09-18

Science 24 - Unit A: Chapter 3 crossword puzzle
Across
  1. ______ Name: The official name of a substance based on its structure or composition
  2. Law of _______ of Mass: Matter cannot be created or destroyed; total mass remains constant.
  3. Chemical _____: A representation of a compound using symbols and numbers (e.g., H₂O for water).
  4. A number in front of a chemical formula indicating how many molecules are involved.
  5. _______ Name: The everyday name for a substance, often simpler than its chemical name.
Down
  1. ________ Reaction: A reaction where a compound breaks down into simpler substances.
  2. _______ Chemical Reaction: A reaction where the number of atoms of each element is the same on both sides.
  3. ________ Reaction: The process of combining substances to create a new compound. (hint: Also known as composition)

8 Clues: ________ Reaction: A reaction where a compound breaks down into simpler substances. • ______ Name: The official name of a substance based on its structure or composition • A number in front of a chemical formula indicating how many molecules are involved. • _______ Name: The everyday name for a substance, often simpler than its chemical name. • ...

Unit 5 Vocabulary 2022-11-21

Unit 5 Vocabulary crossword puzzle
Across
  1. The group in the chemical equation that is being mixed to create a reaction
  2. One non-metal and one metal
  3. Two non-metals
  4. When one reactant switches place with an element in another reactant
  5. The number of atoms in that element or polyatomic ion
  6. hydrogen (H), nitrogen (N), oxygen (O), fluorine (F), chlorine (Cl), bromine (Br), and iodine (I) having two atoms
  7. Substance made from two or more elements
  8. A atoms charge that could be positive or negative
Down
  1. The end result of a chemical reaction
  2. The number in front of reactants and products to balance the reaction
  3. When two or more elements combine together to create one product
  4. When one singular element replaces one element already in a compound
  5. (C x. H y) or (C x. H y O z) reacting with oxygen to produce carbon dioxide and water
  6. When a combined reaction breaks up into different products

14 Clues: Two non-metals • One non-metal and one metal • The end result of a chemical reaction • Substance made from two or more elements • A atoms charge that could be positive or negative • The number of atoms in that element or polyatomic ion • When a combined reaction breaks up into different products • When two or more elements combine together to create one product • ...

Properties of Matter 2022-01-04

Properties of Matter crossword puzzle
Across
  1. two or more elements combined chemically.
  2. A physical property can be observed using the 5 _________.
  3. the amount of matter an substance is made of
  4. A property that can only be observed during a chemical reaction
  5. The process of using a graduated cylinder willed with water to find volume is called water _________.
  6. A mixture that is unevenly mixed
  7. A mixture that is evenly mixed
  8. A change that creates a new substance
Down
  1. the amount of space a substances takes up
  2. the temperature where a solid turns into a liquid is called its _______ point.
  3. two or more atoms combined
  4. A change that does not create a new substance
  5. two substances combined physically
  6. When two substances combine to form a new substance its called a Chemical _________.
  7. the amount of mass per volume of a substance
  8. smallest particle of an element
  9. A property that can be observed with the 5 senses
  10. the units for measuring mass

18 Clues: two or more atoms combined • the units for measuring mass • A mixture that is evenly mixed • smallest particle of an element • A mixture that is unevenly mixed • two substances combined physically • A change that creates a new substance • the amount of space a substances takes up • two or more elements combined chemically. • the amount of matter an substance is made of • ...

Chapter 2 review biochemistry 2018-09-26

Chapter 2 review biochemistry crossword puzzle
Across
  1. that produces hydroxide ions in solution
  2. or negatively charged atom
  3. bond/bond formed when electrons are shared between atoms
  4. formed when monomers join together
  5. formed by the chemical combination of two or more elements in definite proportions
  6. unit of matter
  7. acid/carbon compound that stores and transmits genetic information
  8. reaction/process that changes one set of chemicals into another
Down
  1. center of an atom
  2. of nucleic acid
  3. charged subatomic particle
  4. of the same element that differs in number of neutrons compared with other atoms of the element
  5. or compound that enters into a chemical reaction
  6. that forms hydrogen ions in solution
  7. charged subatomic particle
  8. acid/monomer of protein
  9. bond/bond formed when one or more electrons are transferred from one atom to another

17 Clues: unit of matter • of nucleic acid • center of an atom • acid/monomer of protein • charged subatomic particle • or negatively charged atom • charged subatomic particle • formed when monomers join together • that forms hydrogen ions in solution • that produces hydroxide ions in solution • or compound that enters into a chemical reaction • ...

Types of reactions 2025-05-01

Types of reactions crossword puzzle
Across
  1. Exchange of ions between two compounds
  2. Acid and base reacting to form salt and water
  3. Reaction that releases heat
  4. Involves both oxidation and reduction
  5. Common product released in chemical reactions
  6. One substance breaks down into two or more
  7. Formation of a solid in a solution
  8. One element replaces another in a compound
Down
  1. Gain of electrons in a reaction
  2. Decomposition caused by heat
  3. Two or more substances form a single product
  4. Decomposition using electricity
  5. Loss of electrons in a reaction
  6. Reaction that absorbs heat
  7. Slow oxidation of iron with air and moisture

15 Clues: Reaction that absorbs heat • Reaction that releases heat • Decomposition caused by heat • Gain of electrons in a reaction • Decomposition using electricity • Loss of electrons in a reaction • Formation of a solid in a solution • Involves both oxidation and reduction • Exchange of ions between two compounds • One substance breaks down into two or more • ...

chemistry 2020-06-10

chemistry crossword puzzle
Across
  1. a homogeneous mixture of two or more substances
  2. reaction which nuclei combine to form more massive nuclei
  3. a process in which a substance is changed into another
  4. any source of usable power
  5. a liquid substance capable of dissolving other substances
  6. a chemical substance present at the start of a process
  7. a substance formed by chemical union of two or more elements a substance that cannot be separated into simpler substances a particular kind of matter with uniform properties
  8. a chemical reaction and its reverse proceed at equal rate
  9. a stable particle with positive charge
  10. the molecular mass of a substance expressed in grams
  11. the property of a body that causes it to have weight
  12. the path of an electron around the nucleus of an atom
  13. the amount per unit size
Down
  1. the smallest component of an element
  2. a constant number that serves as a measure of some property a basic attribute shared by members of a class
  3. a particular kind of matter with uniform properties
  4. resistance of a liquid to flowing
  5. energy transmitted in the form of rays or waves or particles a small portion of matter
  6. that which has mass and occupies space
  7. the positively charged dense center of an atom
  8. a subatomic particle with zero charge
  9. an elementary particle with negative charge
  10. a naturally occurring or synthetic compound

23 Clues: the amount per unit size • any source of usable power • resistance of a liquid to flowing • the smallest component of an element • a subatomic particle with zero charge • that which has mass and occupies space • a stable particle with positive charge • an elementary particle with negative charge • a naturally occurring or synthetic compound • ...

phase change 2024-03-13

phase change crossword puzzle
Across
  1. molecules in solids _______ in place instead of moving.
  2. when a liquid turns to a gas
  3. gas cooling into a liquid
  4. unit of temperature that most of the world except the US and some use
  5. average kinetic energy in a substance
  6. force that pulls molecules together
  7. state of matter with fixed volume but no fixed shape
  8. the smallest unit of matter (until 8th grade science)
  9. when liquid loses enough energy to lose the ability to flow
  10. very fast transition from liquid to gas
  11. slow change from liquid to gas; usually at the surface
  12. state of matter where atoms have enough energy to tear themselves apart
  13. process of combustion that emits light and heat
  14. solid turning into a liquid
Down
  1. when gas becomes a solid without a liquid phase
  2. solid skipping liquid phase and turning into a gas
  3. group of atoms bonded together
  4. the flat part in a graph, usually while phase change
  5. flowable substances: liquid and gas
  6. flow of thermal energy; often a product of a chemical reaction
  7. state of matter where molecules have the least energy
  8. type of chemical reaction that causes a release of heat and light
  9. when a chemical reaction results in the forming of a solid substance
  10. when molecules reach a certain degree of K.E to affect their property
  11. group of molecules with no limit to the size of density

25 Clues: gas cooling into a liquid • solid turning into a liquid • when a liquid turns to a gas • group of atoms bonded together • flowable substances: liquid and gas • force that pulls molecules together • average kinetic energy in a substance • very fast transition from liquid to gas • when gas becomes a solid without a liquid phase • process of combustion that emits light and heat • ...

Combustion 2025-01-06

Combustion crossword puzzle
Across
  1. Fuels: Fuels formed from the remains of ancient plants and animals, such as coal, oil, and gas.
  2. Machines that convert energy from combustion into mechanical motion.
  3. The process where a liquid forms solid crystals, often by cooling or evaporating.
  4. A small flash of light or heat that can start combustion.
  5. A rapid and violent release of energy caused by combustion or other reactions.
  6. Fuels made from living organisms or their waste, like ethanol or biodiesel.
  7. Fuels: Fuels made from resources that can be replenished, like biofuels.
  8. Pop Sound: The noise made when hydrogen gas burns quickly in the presence of a flame.
  9. A chemical reaction where a substance reacts with oxygen, releasing energy as heat and light.
  10. A reaction where a substance combines with oxygen, often releasing energy.
Down
  1. Reacting with great energy or intensity, like a fire burning strongly.
  2. A historical, now-discredited theory that substances released a material called "phlogiston" during burning.
  3. Fuels: Fuels from finite resources, like coal or oil, which cannot be replaced once used.
  4. Energy released from reactions involving atomic nuclei, such as in nuclear power plants.
  5. A compound made of hydrogen and carbon atoms, such as methane or petrol.
  6. The visible, glowing part of a fire caused by combustion.
  7. The environment around a reaction, including air, temperature, and materials nearby.
  8. Harmful substances released into the environment, often as a by-product of combustion.
  9. A compound formed when an element reacts with oxygen, such as carbon dioxide.
  10. of Conservation of Mass: The principle stating that mass cannot be created or destroyed in a chemical reaction.
  11. Decomposition: A reaction where heat causes a substance to break down into simpler substances.
  12. A reaction that releases heat to the surroundings.

22 Clues: A reaction that releases heat to the surroundings. • The visible, glowing part of a fire caused by combustion. • A small flash of light or heat that can start combustion. • Machines that convert energy from combustion into mechanical motion. • Reacting with great energy or intensity, like a fire burning strongly. • ...

Menu project Ethan King 2023-03-30

Menu project Ethan King crossword puzzle
Across
  1. reaction to sunlight
  2. reaction to touch
  3. system in body that digests food
  4. graph that shows all elements
  5. element used to fill bloons
  6. letter found on periodic table
Down
  1. a change that is physical
  2. element used in pools
  3. reaction to water
  4. a change that is chemical
  5. multi pull elements
  6. element you inhale

12 Clues: reaction to touch • reaction to water • element you inhale • multi pull elements • reaction to sunlight • element used in pools • a change that is physical • a change that is chemical • element used to fill bloons • graph that shows all elements • letter found on periodic table • system in body that digests food

Redox 2020-05-18

Redox crossword puzzle
Across
  1. any oxidation reaction a reciprocal reduction occurs
  2. An element or compound that loses an electron.
  3. describes the degree of oxidation (loss of electrons) of an atom in a chemical compound
  4. decreased,diminished,shortened
Down
  1. to remove electrons from (an atom or molecule), thereby increasing the valence
  2. A type of chemical reaction that involves a transfer of electrons between two species.
  3. A substance that has the ability to oxidize other substances.
  4. part of a reduction-oxidation (redox) reaction in which atoms have their oxidation state changed
  5. Any reaction that doesn't have at least one atom that increases in oxidation number.
  6. occurs when an electron relocates from an atom or molecule to another such chemical entity

10 Clues: decreased,diminished,shortened • An element or compound that loses an electron. • any oxidation reaction a reciprocal reduction occurs • A substance that has the ability to oxidize other substances. • to remove electrons from (an atom or molecule), thereby increasing the valence • ...

science vocab 2021-10-13

science vocab crossword puzzle
Across
  1. chemical reaction in which one reactant yields two or more product
  2. produces heat
  3. one element is replaced by another in a compound
  4. a substance that enters into and is altered in the course of a chemical reaction.
Down
  1. reaction that occurs when two reactants exchange cations or anions to yield two new products
  2. draws in heat
  3. two or more chemical species combine to form a more complex product
  4. substance that is formed as the result of a chemical reaction

8 Clues: produces heat • draws in heat • one element is replaced by another in a compound • substance that is formed as the result of a chemical reaction • chemical reaction in which one reactant yields two or more product • two or more chemical species combine to form a more complex product • a substance that enters into and is altered in the course of a chemical reaction. • ...

Crossword By Mirtha Ruz. 2025-05-09

Crossword By Mirtha Ruz. crossword puzzle
Across
  1. structures within the cell nucleus.
  2. it looks like.
  3. isolation-can signficantly impact natural selection.
  4. is needed for a chemical reaction to take place.
  5. stable conditions.
  6. selection-is a fundamnetal concept in biology that explain how species change and adpat over time.
  7. a highly folded inner membrane that produces energy storing.
  8. not affected non receptive.
  9. it does.
  10. monomers connected together.
  11. leave nucleus.
  12. the process by which DNA makes a copy of itself.
  13. specific DNA sequence.
  14. reactions that require the presence of oxygen.
  15. characteristics change disrupted function.
Down
  1. energy from the sun.
  2. up chemical reactions.
  3. capacity-maxium number of living things it can support.
  4. Dogma-DNA-RNA-Proteins.
  5. particles are important for living things.
  6. to the gradual change in the characteristcs.
  7. in an endosymbiont theory.
  8. Bonds-are weak atractions between the nitrogenous.
  9. chemical used to kill control pests, weeds of fungi.
  10. conservative-meaning each new dna molecule consists.
  11. substance that kills, or innibits the growth of bacteria.
  12. light energy and gives leaves and stems their green color.
  13. structure that biomolecules can be broken down to.
  14. leave nucleus.
  15. reactions that do not require the presence of oxygen.
  16. is made from a chemical reaction.

31 Clues: it does. • it looks like. • leave nucleus. • leave nucleus. • stable conditions. • energy from the sun. • up chemical reactions. • specific DNA sequence. • Dogma-DNA-RNA-Proteins. • in an endosymbiont theory. • not affected non receptive. • monomers connected together. • is made from a chemical reaction. • structures within the cell nucleus. • particles are important for living things. • ...

Cell Energy 2022-12-12

Cell Energy crossword puzzle
Across
  1. respiration the process of breaking down food to yield energy
  2. small pigment in plants that absorbs light energy used to carry out photosynthesis
  3. cell part where respiration takes place.
  4. it changes the color of a reflected light
  5. cycle a series of biochemical reactions that convert pyruvic acid into carbon dioxide and water
  6. sugar that is produced during photosynthesis; moves out of leaf using phloem
  7. A molecule that can be converted into ATP through the addition of a phosphate;
  8. the energy molecule created during respiration
  9. a chemical reaction which convert light energy into chemical energy in ATP and NADPH
  10. process that converts light energy into chemical energy
Down
  1. a chemical reaction that converts carbon dioxide and other in to glucose
  2. first step in releasing the energy of glucose. In which a molecule of glucose is broken into two molecules of pyruvic acid
  3. type of respiration that requires oxygen
  4. acid builds up in the muscle cells as a result of anaerobic respiration
  5. A flattened membrane sac inside the chloroplast, used to convert light energy into chemical energy.
  6. transport series of molecules through which electrons are passed to make ATP
  7. gas that plants take in for photosynthesis
  8. outermost layer of the skin
  9. type of respiration that does not require oxygen
  10. the dense colorless framework of a chloroplast

20 Clues: outermost layer of the skin • type of respiration that requires oxygen • cell part where respiration takes place. • it changes the color of a reflected light • gas that plants take in for photosynthesis • the energy molecule created during respiration • the dense colorless framework of a chloroplast • type of respiration that does not require oxygen • ...

Chapt. 2 vocabulary 2022-12-12

Chapt. 2 vocabulary crossword puzzle
Across
  1. a biological catalyst and is almost always a protein
  2. a substance made from two or more different elements that have been chemically joined.
  3. type of linkage formed from the electrostatic attraction between oppositely charged ions in a chemical compound.
  4. the substance on which an enzyme can act.
  5. A structure having an uneven distribution of electron density
  6. A basic part of a whole.
  7. The part of the enzyme where the substrate binds
  8. Atoms with the same number of protons but different numbers of neutrons
  9. the basic building block of nucleic acids
  10. chemical substances which participate in chemical reactions and forms new substances
  11. the building blocks of the fat in our bodies
  12. is an essential sugar alcohol for many living things.
Down
  1. The smallest particle of a substance that has all of the physical and chemical properties of that substance.
  2. something that occurs when chemical bonds between atoms are formed or broken.
  3. the smaller units from which larger molecules are made
  4. interaction involving a hydrogen atom located between a pair of other atoms having a high affinity for electrons
  5. a substance that can be added to a reaction to increase the reaction rate without getting consumed in the process.
  6. A liquid that is able to dissolve a solid.
  7. an atom or group of atoms that has an electric charge.
  8. the sharing of electron pairs between atoms.

20 Clues: A basic part of a whole. • the substance on which an enzyme can act. • the basic building block of nucleic acids • A liquid that is able to dissolve a solid. • the sharing of electron pairs between atoms. • the building blocks of the fat in our bodies • The part of the enzyme where the substrate binds • a biological catalyst and is almost always a protein • ...

Chemistry Crossword Puzzle 2016-04-05

Chemistry Crossword Puzzle crossword puzzle
Across
  1. Electronegativity Difference of 0
  2. The state of matter in which a substance has neither definite volume or shape.
  3. A chemical bond resulting from the sharing of an electron pair between two atoms.
  4. A compound composed of two different elements.
  5. A number assigned to an atom in a molecular compound or ion that indicates the general distribution of electrons among the bonded atoms.
  6. The energy required to break a chemical bond and form neutral isolated atoms.
  7. Electronegativity Difference of 0.2
  8. 6.022 X 1023
  9. Mass is neither created nor destroyed during ordinary chemical or physical reaction.
  10. A small whole number that appears in front of a formula in a chemical equation.
  11. A number assigned to to an atom in a molecular compound or molecular ion that indicated the general distribution of electrons among the bonded atoms.
  12. Mercury (II) Oxide->.
  13. A way to ask and answer scientific questions by making observations and doing experiments.
  14. The state of matter in which the substance has definite volume and shape.
  15. Potassium
  16. Electronegativity Difference of 1.9
  17. A reaction in which two or more substances combine to form a new compound.
  18. A testable statement.
  19. Iron
  20. Dioxide NO2
  21. The separation of ions that occur when an ionic compound dissolves.
  22. An Ion that does not take part in a chemical reaction and is found in solution both before and after the reaction.
  23. The total number of protons and neutrons in the nucleus of an isotope.
  24. Na
Down
  1. A mutual electrical attraction between the nuclei and valence electrons of different atoms that binds the atoms together.
  2. The formation of ions from from solute molecule by the action of the solvent.
  3. A neutral group of atoms that are held together by covalent bonds.
  4. The decomposition of substance by an electric current.
  5. Mass Number - Atomic Number.
  6. Any compound that of which all or almost all of the dissolved compound exists as ions in aqueous solution.
  7. AN equation that includes only those compounds and ions that undergo a chemical change in a reaction in an aqueous solution
  8. The amount of space occupied by an object.
  9. Carbon + Oxygen->.
  10. The sum of the average atomic masses of all the atoms represented in the formula of any molecule, formula unit, or ion.
  11. A reaction in which a substance combines with oxygen, releasing large amount energy in the form of light and heat.
  12. Having an uneven distribution of charge.
  13. A ratio derived from the equality between two different units that can be used to convert from one unit to another.
  14. C
  15. A high temperature physical state of matter in which atoms lose their electrons.
  16. The symbols for the element combined in a compound with subscripts showing the smallest whole number mole ratio of the different atoms in the compound.
  17. A list of elements organized according to the ease with which the elements undergo certain chemical reactions.
  18. A change in which one or more substances are converted into different substances.
  19. The ratio of mass to volume or mass divided by volume.
  20. A compound of which a relatively small amount of the dissolved compound exists as ions in an aqueous solutions.
  21. A change in a substance that does not involve a change in the identity of the substance.
  22. The chemical bond resulting from electrical attraction between large numbers of cations and anions.
  23. A polyatomic ion that contains oxygen.
  24. Mass/Volume.
  25. The number of protons in the nucleus of each atom of each element.
  26. A solid that's produced as a result of a chemical reaction in solution that seperates from the solution.
  27. A measure of the gravitational pull on matter.
  28. Atoms of the same element that have different masses.
  29. The state of matter in which the substance has a definite volume but an indefinite shape.
  30. The mass of one mole of a pure substance.
  31. The smallest unit of an element that maintains the properties of that element.

55 Clues: C • Na • Iron • Potassium • Dioxide NO2 • 6.022 X 1023 • Mass/Volume. • Carbon + Oxygen->. • Mercury (II) Oxide->. • A testable statement. • Mass Number - Atomic Number. • Electronegativity Difference of 0 • Electronegativity Difference of 0.2 • Electronegativity Difference of 1.9 • A polyatomic ion that contains oxygen. • Having an uneven distribution of charge. • ...

Year 8 Science 2023-11-03

Year 8 Science crossword puzzle
Across
  1. When pouring substances into narrow openings, you would use this piece of equipment
  2. A complex network of interrelated food chains in an ecosystem
  3. This is formed when an object blocks the light
  4. The most reactive metal on the reactivity series
  5. Chemical reaction that absorbs energy
  6. A substance that can be dissolved, e.g. salt.
  7. Unlike poles of a magnet will .....
  8. A substance that does not take part in chemical reactions
  9. Energy generated from natural sources, will not run out
  10. A consumer that eats primary consumers e.g. carnivores such as foxes and snakes
  11. Something that can be used to complete or break a circuit connection
  12. A substance that cannot be dissolved, e.g. sand.
  13. Method of separating dissolved and not dissolved substances in a solution.
  14. An animal that hunts and kills other animals for food
  15. The starting substances in a chemical reaction
  16. A chemical .... shows how many atoms of each elements are in a compound
  17. Used in the body to provide heat insulation
  18. A component of a healthy diet that helps it move through the digestive system
  19. A process which breaks down food
  20. The middle of an electromagnet
  21. Energy from the heat under the earth's surface
  22. The substance into which something is dissolved.
  23. A living organism that makes its own food using sunlight, water, and carbon dioxide e.g. plants and algae
  24. An addictive drug found in cigarettes
  25. When observing a chemical reaction, you might feel the chemicals change in
  26. A chemical reaction with oxygen that gives out light and heat
  27. A consumer that only eats plants e.g. rabbits, deer, and cows
  28. An organism that breaks down dead organisms and waste materials and recycles nutrients back into the ecosystem e.g. bacteria and fungi
  29. Energy from the movement of water
Down
  1. One or two letter code used to identify the elements on the periodic table
  2. The north and south ends of a magnet
  3. The resulting substances in a chemical reaction
  4. Iron,..... and nickel are all magnetic metals
  5. Energy from the sun
  6. A metal core made into a magnet by a current flowing through wire coiled around it
  7. Similar to a spoon, this item is used to scoop, scrape and transfer substances
  8. The name given to where something lives
  9. Chemical reaction that release energy
  10. The product of a solute being dissolved into a solvent.
  11. The smallest part of a chemical element
  12. Movement of particles in a liquid or gas from an area of high concentration to an area of low concentration
  13. Like poles of a magnet will
  14. A substance made up of only one type of atom
  15. Separation of different dyes using an absorbent paper
  16. A substance made of two or more atoms chemically joined together
  17. When a substance, usually solid, is being incorporated into a liquid.
  18. The force seen when something falls to the ground
  19. A consumer that eats both plants and animals e.g. bears, humans, and pigs
  20. A type of flask with a triangular shape
  21. When measuring temperature, you would use a ....
  22. Use this piece of equipment to measure the volume of a liquid
  23. A property of some metals that allows them to be separated using a magnet.
  24. A nutrient that is used by the body for growth and repair
  25. The product in this reaction: carbon + oxygen =
  26. This safety equipment is used to protect your eyes during practical work
  27. Biofuels are made from burning ....
  28. wind spins a ....
  29. An animal that is hunted and killed by other animals for food
  30. A type of diet which contains all of the required nutrients in the amounts needed
  31. A substance made up of one type of atom or compound only.
  32. A consumer that only eats other animals e.g. lions, tigers, and sharks
  33. This piece of equipment is a three-legged stand

62 Clues: wind spins a .... • Energy from the sun • Like poles of a magnet will • The middle of an electromagnet • A process which breaks down food • Energy from the movement of water • Unlike poles of a magnet will ..... • Biofuels are made from burning .... • The north and south ends of a magnet • Chemical reaction that absorbs energy • Chemical reaction that release energy • ...

What Is Light Key Terms 2023-02-06

What Is Light Key Terms crossword puzzle
Across
  1. Chemical reaction lighting
  2. Clear substance
  3. Something that blocks light
  4. Straight line that represents light
  5. Does not give off light
  6. Emission of visible light by a hot object
  7. Partly clear substance
Down
  1. Chemical reaction in a living thing
  2. Persistent emission of light following exsporeto and removal of a source
  3. The model that tells us that light gravels in straight lines
  4. If it gives of light
  5. Energy transfer that does not require matter
  6. How light spreads out
  7. Form of energy that we can see

14 Clues: Clear substance • If it gives of light • How light spreads out • Partly clear substance • Does not give off light • Chemical reaction lighting • Something that blocks light • Form of energy that we can see • Chemical reaction in a living thing • Straight line that represents light • Emission of visible light by a hot object • Energy transfer that does not require matter • ...

Unit 2 Summative Review 2023-05-30

Unit 2 Summative Review crossword puzzle
Across
  1. an example of a chemical reaction
  2. energy is being released from the system
  3. energy is being absorbed
  4. subatomic particle responsible for bonding
  5. a material in which waves travel through
  6. Bond that shares electrons
Down
  1. systems want to be ______.
  2. uses mass and velocity to calculate
  3. a chemical reaction in your stomach/gut
  4. a flammable gas that was used in the Hindenburg
  5. you need 2 or more to create a molecule
  6. Bond that takes or gives an electron
  7. stored energy
  8. this is needed to break bonds

14 Clues: stored energy • energy is being absorbed • systems want to be ______. • Bond that shares electrons • this is needed to break bonds • an example of a chemical reaction • uses mass and velocity to calculate • Bond that takes or gives an electron • a chemical reaction in your stomach/gut • you need 2 or more to create a molecule • energy is being released from the system • ...

Types Of Chemical Reactions 2021-12-12

Types Of Chemical Reactions crossword puzzle
Across
  1. a reaction in which one element is substituted for another element in a compound
  2. is a processes in which chemical species break up into simpler parts
  3. a representation of a chemical reaction using symbols of the elements to indicate the amount of substance
  4. a substance obtained from another substance through chemical change.
Down
  1. a chemical reaction between substances, usually including oxygen and usually accompanied by the generation of heat and light in the form of flame.
  2. a type of chemical reaction where two compounds react, and positive ions (cation) and the negative ions (anion) of the two reactants switch places, forming two new compounds or products
  3. a reaction in which two reactants combine to form one product.
  4. a substance that takes part in and undergoes change during a reaction

8 Clues: a reaction in which two reactants combine to form one product. • is a processes in which chemical species break up into simpler parts • a substance obtained from another substance through chemical change. • a substance that takes part in and undergoes change during a reaction • a reaction in which one element is substituted for another element in a compound • ...

hw 6B 2017-03-23

hw 6B crossword puzzle
Across
  1. states that matter is neither created nor destroyed in ordinary chemical and physical changes
  2. A chemical reaction in which heat is released and usually feels warm when the heat is released from the reaction
  3. vertical column of elements on the Periodic Table that have similar physical and chemical properties
  4. an interaction that holds atoms together
Down
  1. electrons on the outermost energy level of an atom that determine the reactivity of the atom
  2. A chemical reaction that requires an input of energy and usually feels cold when it absorbs heat in the reaction
  3. horizontal row of elements on the Periodic Table that have the same number of electron shells
  4. elements that have some properties of metals and non-metals and are found along the zigzag on the Periodic Table

8 Clues: an interaction that holds atoms together • electrons on the outermost energy level of an atom that determine the reactivity of the atom • states that matter is neither created nor destroyed in ordinary chemical and physical changes • horizontal row of elements on the Periodic Table that have the same number of electron shells • ...

Unit 6B 2017-03-21

Unit 6B crossword puzzle
Across
  1. Electron- electrons on the outermost energy level of an atom that determine the reactivity of the atom.
  2. horizontal row of elements on the Periodic Table that have the same number of electron shells.
  3. elements that have some properties of metals and non-metals and are found along the zigzag on the Periodic Table.
Down
  1. of Conservation of Mass- states that matter is neither created nor destroyed in ordinary chemical and physical changes.
  2. vertical column of elements on the Periodic Table that have similar physical and chemical properties.
  3. Reaction- A chemical reaction that requires an input of energy and usually feels cold when it absorbs heat in the reaction.
  4. Bond- an interaction that holds atoms together.
  5. Reaction- A chemical reaction in which heat is released and usually feels warm when the heat is released from the reaction.

8 Clues: Bond- an interaction that holds atoms together. • horizontal row of elements on the Periodic Table that have the same number of electron shells. • vertical column of elements on the Periodic Table that have similar physical and chemical properties. • Electron- electrons on the outermost energy level of an atom that determine the reactivity of the atom. • ...

Chemistry 2024-04-23

Chemistry crossword puzzle
Across
  1. Substance made up of two or more elements chemically bonded together
  2. Process in which substances are transformed into different substances
  3. Substance that increases the rate of a chemical reaction
  4. Substance made up of one type of atom
  5. Force that holds atoms together in a compound
  6. Smallest unit of a chemical compound
Down
  1. Basic unit of a chemical element
  2. Tabular arrangement of chemical elements
  3. Substance with a pH greater than 7
  4. Substance with a pH less than 7

10 Clues: Substance with a pH less than 7 • Basic unit of a chemical element • Substance with a pH greater than 7 • Smallest unit of a chemical compound • Substance made up of one type of atom • Tabular arrangement of chemical elements • Force that holds atoms together in a compound • Substance that increases the rate of a chemical reaction • ...

Saira silly h2o 2023-02-24

Saira silly h2o crossword puzzle
Across
  1. is helium
  2. symbol chemicals nickname
  3. a moldable solid
  4. bond connects atoms
  5. negative charge
  6. a small number written on the bottom of the letter
  7. is oxygen
  8. Neutral charge
  9. smallest particle of something
  10. unbreakable
  11. a chemical reaction
Down
  1. is water.
  2. Water,Fire,air,earth
  3. everything in the middle
  4. Positive charge
  5. something you start with

16 Clues: is helium • is water. • is oxygen • unbreakable • Neutral charge • Positive charge • negative charge • a moldable solid • a chemical reaction • Water,Fire,air,earth • bond connects atoms • everything in the middle • something you start with • symbol chemicals nickname • smallest particle of something • a small number written on the bottom of the letter

Unit 6: Stoichiometry terminology 2023-05-11

Unit 6: Stoichiometry terminology crossword puzzle
Across
  1. XY + Z -> XZ + Y
  2. substances that are found on the right side of a chemical equation.
  3. Reactant that has some left over.
  4. XY + AB -> XB + AY
  5. X+Y -> XY
  6. A positive ion that has lost one or more electron (typically a metal)
  7. a conversion factor that relates the amounts in moles of any two substances in a chemical reaction, using the coefficients.
  8. A negative ion that has gained one or more electron (typically a nonmetal)
  9. XY -> X + Y
Down
  1. Used to determine the efficiency of a chemical reaction. Can be found by Accepted/Theoretical X 100
  2. Reactant that gets used up first. Determines the amount of product that gets made.
  3. bond that involves the sharing of electrons between two nonmetals.
  4. the simplest whole number ratio for elements in a compound.
  5. the adjusted compound formula, based on the accepted molar mass.
  6. bond that involves the transfer of electrons between a metal and a nonmetal
  7. substances that are found on the left side of a chemical equation.

16 Clues: X+Y -> XY • XY -> X + Y • XY + Z -> XZ + Y • XY + AB -> XB + AY • Reactant that has some left over. • the simplest whole number ratio for elements in a compound. • the adjusted compound formula, based on the accepted molar mass. • bond that involves the sharing of electrons between two nonmetals. • substances that are found on the left side of a chemical equation. • ...

Sand Bomb Review 2015-04-21

Sand Bomb Review crossword puzzle
Across
  1. What is made out of the result of the chemical reaction
  2. Vinegar and _________ are the two reactors in the experiment.
  3. What should Billy put on before starting his experiment which uses chemicals?
  4. What kind of changes give us evidence that a reaction has occurred?
  5. The amount of baking soda is what variable
  6. What are the elements that are put together and change to create something new called?
Down
  1. What variable is a result of the manipulated and constant variables? What is the change we are looking for? (what variable)
  2. An ________ splits to form new molecules in a chemical reaction
  3. What variable is the vinegar
  4. What type of chemical reaction is A + B= Ab

10 Clues: What variable is the vinegar • The amount of baking soda is what variable • What type of chemical reaction is A + B= Ab • What is made out of the result of the chemical reaction • Vinegar and _________ are the two reactors in the experiment. • An ________ splits to form new molecules in a chemical reaction • ...

Chemistry Study Guide 2016-02-10

Chemistry Study Guide crossword puzzle
Across
  1. Part of the nucleus of an atom and has a positive charge
  2. An element intermediate in properties between the typical metals and non metals
  3. a reaction that occurs in which a layer of metal is bonded to the surface of another substance; usually other metal
  4. Part of the nucleus of all atoms except hydrogen and has no charge
  5. the mass of an atom usually known as atomic weight
  6. states that the total number of atoms stay the same
  7. reaction occurs when energy is absorbed making the products of the reaction cooler
  8. reaction occurs when energy is released in the form of heat
  9. number of protons in the nucleus of an atom
  10. element letter for its name
  11. substances present in a chemical reaction that are consumed during the reaction
  12. any group of rare gases with great stability
  13. the rows going across on the periodic table
Down
  1. the columns going down on the periodic table
  2. something that is the result of the process
  3. a combination of atoms bonded together
  4. formulated periodic law
  5. substance that is usually shiny, conducts heat and electricity, and can be melted
  6. outermost number of electrons in the outer orbital
  7. a chemical element that lacks characteristics of a metal
  8. Part of atoms with a negative charge
  9. Central core of an atom has protons and neutrons
  10. regions of space outside the nucleus of an atom where an electron may exist
  11. to form something by combining two separate things
  12. The smallest particle of a substance that can exist by itself
  13. a basic substance that is made of atoms

26 Clues: formulated periodic law • element letter for its name • Part of atoms with a negative charge • a combination of atoms bonded together • a basic substance that is made of atoms • something that is the result of the process • number of protons in the nucleus of an atom • the rows going across on the periodic table • the columns going down on the periodic table • ...

Science Crossword 2023-01-13

Science Crossword crossword puzzle
Across
  1. a distinctive smell, especially an unpleasant one.
  2. a substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change.
  3. power derived from the utilization of physical or chemical resources, especially to provide light and heat or to work machines.
  4. (of a reaction or process) accompanied by the release of heat.
  5. relating to things perceived through the senses as opposed to the mind; tangible or concrete.
  6. a reaction in which a compound breaks down into two or more simpler substances.
Down
  1. (of a reaction or process) accompanied by or requiring the absorption of heat.
  2. the joining together of two reactants, or compounds, to produce a complex product, also called a compound.
  3. a compound or substance that has been purified or prepared, especially artificially.
  4. cause (a substance) to be deposited in solid form from a solution.

10 Clues: a distinctive smell, especially an unpleasant one. • (of a reaction or process) accompanied by the release of heat. • cause (a substance) to be deposited in solid form from a solution. • (of a reaction or process) accompanied by or requiring the absorption of heat. • a reaction in which a compound breaks down into two or more simpler substances. • ...

Chemistry Crossword Review 2016-04-05

Chemistry Crossword Review crossword puzzle
Across
  1. Naming system of binary ionic compounds involves combining the names of the compounds positive and negative ions. Ch.7 Pg.206.
  2. the reactant that limits the amounts of the order reactants that can combine-and the amount of product that can form-in a chemical reaction. Ch.9 Pg.288.
  3. Number 6.02 * 10^23--Relating mass to numbers of atoms.
  4. An atom or group of bonded atoms that has a positive or negative charge.Ch.5 Pg.143.
  5. In order to indicate the distribution of electrons among the bonded atoms in a molecular compound or a polyatomic ion, oxidation numbers. Ch.7 Pg.216.
  6. Sodium Hydroxide.
  7. Square meter (m^2)--Derived Si Units.
  8. a value calculated by subtracting by the experimental value from the accepted value, dividing the difference by accepted value, and then multiplying by 100. Ch.2 Pg45.
  9. 1__ = 1000m.
  10. The change of state from a solid directly to a gas--changes of state.
  11. AX + Y = AY + X--Types of chemical reactions.
  12. A small whole # that appears in front of a formula in a chemical equation. Ch.8 Pg.243.
  13. a chemical rxn in which the products re-form the original reactants. Ch.8 Pg.246.
  14. the general term for any isotope of any element (77); another term for an atom is identified by the # of protons and neutrons in it nucleus. Ch.3 Pg.77.
  15. Specific portion of matter in a given of space that has been selected for study during an experiments or observation.
  16. Law The physical and chemical properties of the elements are periodic functions of their atomic number. Ch.5 Pg.125.
  17. A reaction in which one element replaces a similar element in a compound. Ch.8 Pg.261.
  18. 1 * 10^-12.
  19. A chemical compound contains the same elements in exactly the same proportions by mass regardless of size of the sample or the source of the compound. Ch.3 Pg.66.
  20. Kilograms per cubic meter--Derived SI Units.
  21. The measured amount of a product obtained from a reaction. Ch.9 Pg.293.
  22. Homogenous mixtures. Ch.1 Pg.16.
  23. The substace that is not used up completely in a reaction is sometimes called… Ch.9 Pg.288.
  24. Combinations of base units. Ch.2 Pg.36.
  25. Hydrobromic Acid.
  26. The mass of any unit represented by a chemical formula, whether the unit is a molecule, a format unit, or an ion, is known as the formula mass. Ch.7 Pg.221.
  27. a measure of the amount of matter. Ch.1 Pg.10.
  28. Compounds composed of two different elements. Ch.7 Pg.20.
  29. a measure of the ability of an atom in a chemical compound to attract electrons. Ch.5 Pg.151.
  30. One-half the distance between the nuclei of the identical atoms that are bonded together. Ch.5 Pg.140.
  31. Polyatomic ions that contain oxygen. Ch.7 Pg.209.
  32. Cesium Hydroxide.
  33. (Actual yield divided by theoretical yield) multiply by 100—Stoichiometric Calculations.
Down
  1. a conversion factor that relates the amounts in moles of any two substances involved in a chemical reaction. Ch.9 Pg.276.
  2. The substances that formed by the chemical change. Ch.1 Pg.13.
  3. An element in the S-block or P-block. Ch.5 Pg.136.
  4. A + Energy = A+ + e- --Electron configuration and periotic properties.
  5. a characteristic that can be observed or measured without changing the identity of the substance. Ch.1 Pg.12.
  6. Calculations involving the mass relationships of elements in compounds. Ch.9 Pg.275.
  7. a short-range proton-neutron, proton-proton, or neutron-neutron force that holds the nuclear particles together. Ch.3 Pg.74.
  8. 1 * 10^6m.
  9. the maximium amount of product that can be produced from a given amount of reactant. Ch.9 Pg.293.
  10. the energy change that occurs when an electron is acquired by a neutral atom. Ch.5 Pg.147.
  11. A reaction in which a single compounds produces two or more simpler substances. Ch.8 Pg.259.
  12. Represents with symbols and formulas, the identities and relative amounts of reactants and products in a chemical reaction. Ch.8 Pg.241.
  13. solid plus heat energy--Changes of state.
  14. a logical approach to solving problems by observing and collecting data, formulating hypothesis, formulating theories that are supported by data. Ch.2 Pg.29.
  15. A change in substance that doesn’t involve a change in identity. Ch.1 Pg.12.
  16. Hydrochloric Acid.
  17. H + O2 = H2O--Types of chemical reaction.
  18. depend on the amount of matter that is present. Ch.1 Pg.11.
  19. Potassium Hydroxide.
  20. 1* 10^12m.
  21. the amount of substance that contains as many particles as there are atoms in exactly 12 g of carbon-12. Ch.3 Pg.81.
  22. Atoms of the same element that have different masses. Ch.3 Pg.76.
  23. 1 * 10^-15m.
  24. the measurement system accepted worldwide. Ch.2 Pg.33.
  25. the number of protons in the nucleus of each atom of an element. Ch.3 Pg.75.
  26. a broad generalization that explains a body of facts or phenomena. Ch.2 Pg.31.

59 Clues: 1 * 10^6m. • 1* 10^12m. • 1 * 10^-12. • 1__ = 1000m. • 1 * 10^-15m. • Sodium Hydroxide. • Hydrobromic Acid. • Cesium Hydroxide. • Hydrochloric Acid. • Potassium Hydroxide. • Homogenous mixtures. Ch.1 Pg.16. • Square meter (m^2)--Derived Si Units. • Combinations of base units. Ch.2 Pg.36. • solid plus heat energy--Changes of state. • H + O2 = H2O--Types of chemical reaction. • ...

Science 2025-10-16

Science crossword puzzle
Across
  1. a change of matter to form without change in chemical reaction property.
  2. a solid formed by a change in a solution.
  3. a substance or molecule that participates in a chemical reaction; the ingredients that you start with
  4. a substance or molecule that is formed in a chemical reaction; the final output
Down
  1. A represents a chemical reaction using symbols.
  2. happens when two or more substances combine in ways.
  3. states that the mass of an object.
  4. When a new substance is formed but different properties.

8 Clues: states that the mass of an object. • a solid formed by a change in a solution. • A represents a chemical reaction using symbols. • happens when two or more substances combine in ways. • When a new substance is formed but different properties. • a change of matter to form without change in chemical reaction property. • ...

chapter 3 vocabulary 2023-11-17

chapter 3 vocabulary crossword puzzle
Across
  1. an extensively branched glucose storage polysaccharide found in the liver and muscle of animals; the animal equivalent of starch
  2. a lipid consisting of three fatty acids linked to one glycerol molecule; also called a triacylglycerol or triglyceride
  3. the level of protein structure referring to the specific linear sequence of amino acids.
  4. a polymer (polynucleotide) consisting of many nucleotide monomers; serves as a blueprint for proteins and, through the actions of proteins, for all cellular activities
  5. the building block of a nucleic acid, consisting of a five-carbon sugar covalently bonded to a nitrogenous base and one to three phosphate groups
  6. an organic molecule consisting of only carbon and hydrogen
  7. a structural polysaccharide, consisting of amino sugar monomers, found in many fungal cell walls and in the exoskeletons of all arthropods
  8. the study of whole sets of genes and their interactions within a species, as well as genome comparisons between species
  9. a giant molecule formed by the joining of smaller molecules, usually by a dehydration reaction
  10. a biologically functional molecule consisting of one or more polypeptides folded and coiled into a specific three-dimensional structure
Down
  1. the sugar component of RNA nucleotides
  2. a chemical reaction in which two molecules become covalently bonded to each other with the removal of a water molecule
  3. a long molecule consisting of many similar or identical monomers linked together by covalent bond
  4. a lipid consisting of three fatty acids linked to one glycerol molecule; also called a fat or triglyceride
  5. a chemical agent that selectively increases the rate of a reaction without being consumed by the reaction
  6. one of two or more compounds that have the same numbers of atoms of the same elements but different structures and hence different properties
  7. one of two or more compounds that have the same molecular formula but differ in the covalent arrangements of their atoms
  8. a type of lipid characterized by a carbon skeleton consisting of four fused rings with various chemical groups attached
  9. a macromolecule serving as a catalyst, a chemical agent that increases the rate of a reaction without being consumed by the reaction
  10. any of a group of large biological molecules, including fats, phospholipids, and steroids, that mix poorly, if at all, with water
  11. the bonding capacity of a given atom; the number of covalent bonds an atom can form, which usually equals the number of unpaired electrons in its outermost (valence) shell

21 Clues: the sugar component of RNA nucleotides • an organic molecule consisting of only carbon and hydrogen • the level of protein structure referring to the specific linear sequence of amino acids. • a giant molecule formed by the joining of smaller molecules, usually by a dehydration reaction • ...

Cellular Energetics 2021-08-24

Cellular Energetics crossword puzzle
Across
  1. Process by which plants use sunlight, water, and carbon dioxide to create oxygen and energy in the form of sugar
  2. A chemical element in the air necessary for human survival
  3. A side effect of fermentation within yeast
  4. substance occurring in plant or animal tissue and producing a characteristic color
  5. A gas necessary for a plant to produce food
  6. lungs shrink to allow gasses to diffuse out
  7. Primary carrier of energy in cells
  8. transfer of oxygen and production of carbon dioxide and water as end products
  9. A side effect of fermentation within mammals
Down
  1. Main type of sugar in the blood
  2. With oxygen
  3. lungs expand to allow gasses to diffuse in
  4. Without oxygen
  5. Membrane-bound cell organelles that generate most of the chemical energy needed to power the cell's biochemical reactions
  6. is radiant light and heat from the Sun
  7. The potential of a chemical substance to undergo a chemical reaction to transform into other substances
  8. What happens when the body has no more oxygen
  9. An organism that can not make its own food
  10. The basis of fluids in living organisms
  11. A substance that takes part in and undergoes change during a reaction
  12. Marked by or promoting metabolic activity concerned with the breakdown of complex molecules
  13. An organism that can make its own food

22 Clues: With oxygen • Without oxygen • Main type of sugar in the blood • Primary carrier of energy in cells • is radiant light and heat from the Sun • An organism that can make its own food • The basis of fluids in living organisms • lungs expand to allow gasses to diffuse in • A side effect of fermentation within yeast • An organism that can not make its own food • ...

Transition Year Chemistry Revision 2023-08-30

Transition Year Chemistry Revision crossword puzzle
Across
  1. This will turn litmus paper from blue to red.
  2. Which state of matter can be compressed?
  3. The chemical symbol for this element is K
  4. This type of reaction gives out heat.
  5. Which state of matter has a definite shape?
  6. This type of reaction takes in heat.
  7. When a solutions pH is 7, it is said to be...
  8. this compound shows by means of colour change whether a substance is acidic or basic.
  9. When a solutions pH is greater than 7, it is said to be...
  10. This type of rain is harmful to the environment.
Down
  1. Which state of matter can flow?
  2. This method separates liquids based on their boiling points.
  3. Compounds consisting of hydrogen and carbon only.
  4. This substance dissolved other materials to form a solution
  5. A chemical reaction in which iron is changed into a new substance (rust).
  6. This substance is classified as a compound
  7. This is the smallest particle of an element that still has the properties of that element.
  8. A mixture of metals.

18 Clues: A mixture of metals. • Which state of matter can flow? • This type of reaction takes in heat. • This type of reaction gives out heat. • Which state of matter can be compressed? • The chemical symbol for this element is K • This substance is classified as a compound • Which state of matter has a definite shape? • This will turn litmus paper from blue to red. • ...

photosynthesis 2024-03-26

photosynthesis crossword puzzle
Across
  1. the vascular plant tissue responsible for the transport and distribution of sugars
  2. the species formed from chemical reactions
  3. air we breathe
  4. a vascular tissue that transports water throughout a plants body
  5. a chemical reaction in plants
Down
  1. plant cell organelles that convert light energy
  2. a clear gas composed of one atom c
  3. the substances which participate in chemical reaction
  4. the green pigment in plants
  5. sugar

10 Clues: sugar • air we breathe • the green pigment in plants • a chemical reaction in plants • a clear gas composed of one atom c • the species formed from chemical reactions • plant cell organelles that convert light energy • the substances which participate in chemical reaction • a vascular tissue that transports water throughout a plants body • ...

science 2025-02-13

science crossword puzzle
Across
  1. An insoluble solid formed from a chemical reaction
  2. The process by which one or more substances
  3. to produce one or more different
  4. releases heat
  5. A substance produced during a chemical reaction
  6. the smallest particle of a chemical element
  7. a group of atoms bonded together,
Down
  1. a small, discrete piece of matter or energy
  2. A substance that takes part in and undergoes
  3. absorbs heat and energy
  4. during a chemical reaction

11 Clues: releases heat • absorbs heat and energy • during a chemical reaction • to produce one or more different • a group of atoms bonded together, • a small, discrete piece of matter or energy • The process by which one or more substances • the smallest particle of a chemical element • A substance that takes part in and undergoes • A substance produced during a chemical reaction • ...

Science Quiz 2014-03-05

Science Quiz crossword puzzle
Across
  1. H2O
  2. CaCO3
  3. CO2
  4. the beginning of a chemical reaction
  5. the result of a reaction
  6. bubble bubble
  7. baking soda
Down
  1. HCl
  2. C6H12O6
  3. changes into something new
  4. POP

11 Clues: HCl • H2O • POP • CO2 • CaCO3 • C6H12O6 • baking soda • bubble bubble • the result of a reaction • changes into something new • the beginning of a chemical reaction

Life's Processes- Vocabulary Work 2025-03-03

Life's Processes- Vocabulary Work crossword puzzle
Across
  1. substance(s) produced by a chemical reaction
  2. chemical reaction that occurs in animal cells
  3. chemical reaction that occurs in plant cells
Down
  1. a type of sugar-what carbs brak into
  2. substance(s) at the begginning of a chemical reaction
  3. matter cannot be created or destroyed- only changed
  4. the ability to do something

7 Clues: the ability to do something • a type of sugar-what carbs brak into • substance(s) produced by a chemical reaction • chemical reaction that occurs in plant cells • chemical reaction that occurs in animal cells • matter cannot be created or destroyed- only changed • substance(s) at the begginning of a chemical reaction

8th Grade Elevate Science Topic 4: Chemical Reactions 2022-12-29

8th Grade Elevate Science Topic 4: Chemical Reactions crossword puzzle
Across
  1. a mixture containing small, undissolved particles that do not settle out
  2. a change in which one or more substances combine or break apart to form new substances
  3. a mixture in which particles can be seen and easily separated by settling or filtration
  4. a measure of how much solute can dissolve in a given solvent at a given temperature
  5. created or manufactured by humans; not found occurring in nature
  6. anything naturally occurring in the environment that humans use
  7. two or more substances that are together in the same place but their atoms are not chemically bonded
  8. a change that alters the form or appearance of a material but does not make the material into another substance
Down
  1. the principle that the total amount of matter is neither created nor destroyed during any chemical or physical change
  2. a system in which no matter is allowed to enter or leave
  3. a substance formed as a result of a chemical reaction
  4. a reaction that absorbs energy
  5. a mixture containing a solvent and at least one solute that has the same properties throughout; a mixture in which one substance is dissolved in another
  6. a reaction that releases energy, usually in the form of heat
  7. a system in which matter can enter or escape to the surroundings
  8. the part of a solution that is dissolved by a solvent
  9. a long chain of molecules made up of repeating units
  10. a substance that enters into a chemical reaction
  11. the part of a solution that is usually present in the largest amount and dissolves a solute

19 Clues: a reaction that absorbs energy • a substance that enters into a chemical reaction • a long chain of molecules made up of repeating units • a substance formed as a result of a chemical reaction • the part of a solution that is dissolved by a solvent • a system in which no matter is allowed to enter or leave • ...

Vocab 6B - Dante P1 2017-03-20

Vocab 6B - Dante P1 crossword puzzle
Across
  1. Electron /electrons on the outermost energy level of an atom that determine the reactivity of the atom.
  2. Bond /an interaction that holds atoms together.
  3. Reaction /A chemical reaction that requires an input of energy and usually feels cold when it absorbs heat in the reaction.
Down
  1. of Conservation of Mass /states that matter is neither created nor destroyed in ordinary chemical and physical changes.
  2. /elements that have some properties of metals and non-metals and are found along the zigzag on the Periodic Table.
  3. /horizontal row of elements on the Periodic Table that have the same number of electron shells.
  4. Reaction /A chemical reaction in which heat is released and usually feels warm when the heat is released from the reaction.
  5. /vertical column of elements on the Periodic Table that have similar physical and chemical properties.

8 Clues: Bond /an interaction that holds atoms together. • /horizontal row of elements on the Periodic Table that have the same number of electron shells. • /vertical column of elements on the Periodic Table that have similar physical and chemical properties. • Electron /electrons on the outermost energy level of an atom that determine the reactivity of the atom. • ...

Science Crossword Puzzle 2021-05-20

Science Crossword Puzzle crossword puzzle
Across
  1. sequential differentiation and segregation of replicated chromosomes in a cell’s nucleus that
  2. breaking down of parts from a whole - to decay or rot, wasting away.
  3. of animals
  4. catalyst.
  5. animals that eat only plants.
  6. the material that something is made up of
  7. complete cell division.
  8. a group of atoms joined together
  9. provide a plant with pollen to bring about fertilization.
  10. a state of matter in which the particles are close together but randomly arranged
  11. a substance that speeds up a chemical reaction in the body
Down
  1. animals with a backbone.
  2. rodents and other animals.
  3. of life
  4. community of living organisms and their interrelated physical and chemical environment
  5. an instrument used to measure temperature.
  6. a large body that orbits a star.
  7. very small single-celled organisms with no nucleus
  8. of mind
  9. protein that increases the rate of a chemical reaction without being changed by the reaction; an
  10. System/is a star and all the objects that orbit it.
  11. organism, often microscopic in size, that obtains nutrients by consuming dead organic matter, thereby making nutrients accessible to other organisms; examples of decomposers include fungi,
  12. of the smallest parts of a plant or animal tissue.

23 Clues: of life • of mind • catalyst. • of animals • complete cell division. • animals with a backbone. • rodents and other animals. • animals that eat only plants. • a large body that orbits a star. • a group of atoms joined together • the material that something is made up of • an instrument used to measure temperature. • of the smallest parts of a plant or animal tissue. • ...

PLK CKY Y6 Chemistry crossword puzzle 2022-02-27

PLK CKY Y6 Chemistry crossword puzzle crossword puzzle
Across
  1. The scientific name for burning
  2. Safety equipment that we should always wear when using strong acids or alkalis
  3. Physical changes are usually _________
  4. The substances that get used up in a chemical reaction are called the ____________
  5. A gas that is produced when a metal reacts with an acid
  6. A type of change where a new substance is created
  7. A type of strong acid that can react with sodium hydroxide to make sodium chloride and water
  8. This substance turns milky when carbon dioxide gas is bubbled through it
  9. Food item that contains acetic acid
  10. A salt that is produced when calcium metal reacts with sulfuric acid
  11. This is what we use to represent a chemical reaction in written form
Down
  1. A property of strong acids that makes them dangerous
  2. A type of strong acid that can be found in acid rain
  3. The reaction of an acid with an alkali
  4. This metal does not react with dilute acid
  5. The colour that universal indicator turns in a neutral solution
  6. This number tells us how acidic or how alkaline a substance is
  7. In order for a fire to burn, this gas is needed
  8. This means that there are a lot of acid particles in a relatively small amount of water
  9. A type of substance that can tell us whether something is an acid or an alkali

20 Clues: The scientific name for burning • Food item that contains acetic acid • The reaction of an acid with an alkali • Physical changes are usually _________ • This metal does not react with dilute acid • In order for a fire to burn, this gas is needed • A type of change where a new substance is created • A property of strong acids that makes them dangerous • ...

Thermochemistry Crossword 2025-03-04

Thermochemistry Crossword crossword puzzle
Across
  1. The transfer of thermal energy between objects.
  2. The process of changing from a solid to a liquid.
  3. The energy transferred when a force is applied over a distance.
  4. A measure of the disorder or randomness in a system.
  5. A process that absorbs heat from the surroundings.
  6. A reaction that occurs without outside intervention, often related to Gibbs free energy.
  7. The amount of heat needed to raise the temperature of an object by one degree Celsius.
  8. The law stating that energy cannot be created or destroyed, only transferred or transformed.
  9. The energy associated with a chemical reaction that can be used to do work.
  10. The energy required to break a chemical bond.
  11. The study of heat transfer in chemical reactions.
  12. The heat content of a system at constant pressure.
Down
  1. The law stating that entropy in an isolated system always increases over time.
  2. Everything in the universe that is not part of the system being studied.
  3. The part of the universe being studied in thermodynamics.
  4. The total enthalpy change of a reaction is the same, regardless of the number of steps.
  5. The amount of heat required to raise the temperature of one gram of a substance by one degree Celsius.
  6. A measure of the average kinetic energy of particles.
  7. A process that releases heat into the surroundings.
  8. The process of changing from a liquid to a gas.

20 Clues: The energy required to break a chemical bond. • The transfer of thermal energy between objects. • The process of changing from a liquid to a gas. • The process of changing from a solid to a liquid. • The study of heat transfer in chemical reactions. • A process that absorbs heat from the surroundings. • The heat content of a system at constant pressure. • ...

Physical and Chemical Changes Vocab 11/7-11/18 2022-11-18

Physical and Chemical Changes Vocab 11/7-11/18 crossword puzzle
Across
  1. Increase or decrease of heat energy in a substance; may be evidence of a new substance being formed during a chemical change
  2. A change to a substance without forming a new substance, such as changing size or state of matter
  3. and has specific properties
  4. Physical or chemical characteristics of matter used to describe or identify a substance
  5. Visible change in a substance's color; is evidence of a chemical change
  6. Anything that has mass and takes up space
  7. chemical change; creation of a solid in a liquid or inside another solid during a chemical reaction
Down
  1. Sign that a release of energy occurred during a chemical change
  2. A form of matter that is the same
  3. Characteristics that can be observed or measured; for example, color, melting point, and conductivity
  4. A property or characteristic of a substance that is observed or measured during a reaction in which the chemical composition or identity of the substance is changed
  5. Sign that a new substance formed from a chemical change; includes bubbles, fizzing, or odor change
  6. Distinct forms of matter known in everyday experience: solid, liquid, and gas; also referred to as phases
  7. Pure substance made of two or more kinds of atoms bound together
  8. A change that alters the identity of a substance, which results in a new substance or substances with different properties
  9. A pure substance composed of the same type of atom throughout

16 Clues: and has specific properties • A form of matter that is the same • Anything that has mass and takes up space • A pure substance composed of the same type of atom throughout • Sign that a release of energy occurred during a chemical change • Pure substance made of two or more kinds of atoms bound together • ...

Life's Processes- Vocabulary Work 2025-03-03

Life's Processes- Vocabulary Work crossword puzzle
Across
  1. substance(s) produced by a chemical reaction
  2. chemical reaction that occurs in animal cells
  3. chemical reaction that occurs in plant cells
Down
  1. a type of sugar-what carbs brak into
  2. substance(s) at the begginning of a chemical reaction
  3. matter cannot be created or destroyed- only changed
  4. the ability to do something

7 Clues: the ability to do something • a type of sugar-what carbs brak into • substance(s) produced by a chemical reaction • chemical reaction that occurs in plant cells • chemical reaction that occurs in animal cells • matter cannot be created or destroyed- only changed • substance(s) at the begginning of a chemical reaction

Transition Year Chemistry Revision 2023-08-30

Transition Year Chemistry Revision crossword puzzle
Across
  1. This will turn litmus paper from blue to red.
  2. Which state of matter can be compressed?
  3. The chemical symbol for this element is K
  4. This type of reaction gives out heat.
  5. Which state of matter has a definite shape?
  6. This type of reaction takes in heat.
  7. When a solutions pH is 7, it is said to be...
  8. this compound shows by means of colour change whether a substance is acidic or basic.
  9. When a solutions pH is greater than 7, it is said to be...
  10. This type of rain is harmful to the environment.
Down
  1. Which state of matter can flow?
  2. This method separates liquids based on their boiling points.
  3. Compounds consisting of hydrogen and carbon only.
  4. This substance dissolved other materials to form a solution
  5. A chemical reaction in which iron is changed into a new substance (rust).
  6. This substance is classified as a compound
  7. This is the smallest particle of an element that still has the properties of that element.
  8. A mixture of metals.

18 Clues: A mixture of metals. • Which state of matter can flow? • This type of reaction takes in heat. • This type of reaction gives out heat. • Which state of matter can be compressed? • The chemical symbol for this element is K • This substance is classified as a compound • Which state of matter has a definite shape? • This will turn litmus paper from blue to red. • ...

Ch. 13 Gavin Raby 2021-12-02

Ch. 13 Gavin Raby crossword puzzle
Across
  1. A reaction in which a new chemical is created
  2. when the hydroxide ions are greater than the hydronium ions
  3. a substance that lowers the activation energy needed for a chemical reaction
  4. the amount of energy required to pull two atoms apart
  5. A type of reaction where there is a net loss of energy
Down
  1. the things that make up the product
  2. A law that states that no new atoms can be created or destroyed
  3. A type of reaction where there is a net gain of energy
  4. the outcome of the reactants
  5. when a reaction and its reverse act at the same rate

10 Clues: the outcome of the reactants • the things that make up the product • A reaction in which a new chemical is created • when a reaction and its reverse act at the same rate • the amount of energy required to pull two atoms apart • A type of reaction where there is a net gain of energy • A type of reaction where there is a net loss of energy • ...

Chemistry: Properties of Matter Unit 3 LC 1 Lessons 1-4 2023-01-17

Chemistry: Properties of Matter Unit 3 LC 1 Lessons 1-4 crossword puzzle
Across
  1. compound or element that changes during a chemical reaction.
  2. physical change that happens when liquid H20 is put in a cold environment that is below 32 degrees.
  3. a physical property of flavor being perceived
  4. does not change the material or substance.
  5. the quality of being able to be shaped and not broke.
  6. a physical property of a smell
  7. the substance produced at the end of a chemical reaction.
Down
  1. makes a new product.
  2. the chemical property that is how likely something can catch in fire.
  3. a physical property of the feel of a surface
  4. can be observed without changing the composition of the substance.
  5. another name for reactants when baking.
  6. a physical change that happens when ice is put in the hot sunlight
  7. when the composition of a substance must be changed and a new substance will form.
  8. chemical change caused by oxygen and iron.
  9. physical change that happens when liquid H2O is put in a VERY hot environment.

16 Clues: makes a new product. • a physical property of a smell • another name for reactants when baking. • does not change the material or substance. • chemical change caused by oxygen and iron. • a physical property of the feel of a surface • a physical property of flavor being perceived • the quality of being able to be shaped and not broke. • ...

Yahya's Life Processes Puzzle 2022-11-03

Yahya's Life Processes Puzzle crossword puzzle
Across
  1. breaks down things
  2. to balance all body systems to survive
  3. carries blood away from the heart
  4. hormone that increases sugar levels
  5. controls the sugar in the blood
  6. smallest type of blood vessel
  7. a chemical reaction in any organ
  8. doesn't require oxygen for respiration
  9. too much thyroxin
Down
  1. organ that helps digest food
  2. simple to complex substances
  3. requires oxygen for respiration
  4. too little thyroxin
  5. cell that generates chemical energy
  6. affects chemical reactions in cells
  7. another name for lung
  8. carries oxygen and red blood cells
  9. lack of iron in the blood
  10. undigested food

19 Clues: undigested food • too much thyroxin • breaks down things • too little thyroxin • another name for lung • lack of iron in the blood • organ that helps digest food • simple to complex substances • smallest type of blood vessel • requires oxygen for respiration • controls the sugar in the blood • a chemical reaction in any organ • carries blood away from the heart • ...

Michael Laver 2021-12-02

Michael Laver crossword puzzle
Across
  1. the outcome of the reactants
  2. the amount of energy required to pull two atoms apart
  3. A law that states that no new atoms can be created or destroyed
  4. when the hydroxide ions are greater than the hydronium ions
  5. when a reaction and its reverse act at the same rate
  6. A type of reaction where there is a net gain of energy
  7. a substance that lowers the activation energy needed for a chemical reaction
Down
  1. the things that make up the product
  2. A type of reaction where there is a net loss of energy
  3. A reaction in which a new chemical is created

10 Clues: the outcome of the reactants • the things that make up the product • A reaction in which a new chemical is created • when a reaction and its reverse act at the same rate • the amount of energy required to pull two atoms apart • A type of reaction where there is a net loss of energy • A type of reaction where there is a net gain of energy • ...

Vocational Adjusment 2023-12-06

Vocational Adjusment crossword puzzle
Across
  1. drug name that is followed by trademark,may be capitalized
  2. the way the drug is transported while in the body, ADME
  3. cell engulfs the drug particle
  4. official name of the drug,non-proprietary
  5. describes how a chemical enters the body,relates to the movement of a chemical from the administration site to the bloodstream.
  6. the drugs movement through the body.
  7. Type of drug allergic reactions,Fluid will pool in the eyelids, lips, mouth and throat.
  8. mild, common and nontoxic reactions
  9. fastest route of administration
  10. specific branch of pharmacology that studies what the body does to a drug.
  11. more severe and life threatening reactions
  12. the way medication effects the body- physiological or biochemical changes
  13. also called legend drugs
Down
  1. Atypical reaction ,a patient is given a sedative to help them sleep, but instead it causes the person to stay awake and show signs of nervousness or excitement
  2. cellular energy is used to move the drug from an area of low concentration to an areas of high concentration
  3. medical treatment for hypersensitivity reaction
  4. how a drug works
  5. slowest route of administration
  6. the results of which are considered favorable.ncludes expected, unexpected and even unintended results/effects.
  7. the four steps of pharmacokinetics.
  8. drug name that is scientific and describes the molecular structure of the drug
  9. Only solid forms of drugs go through this phase
  10. A serious allergic reaction which needs IMMEDIATE medical attention

23 Clues: how a drug works • also called legend drugs • cell engulfs the drug particle • slowest route of administration • fastest route of administration • the four steps of pharmacokinetics. • mild, common and nontoxic reactions • the drugs movement through the body. • official name of the drug,non-proprietary • more severe and life threatening reactions • ...

Redox Reaction Concept 2019-11-18

Redox Reaction Concept crossword puzzle
Across
  1. Oxidizing agent _____ in the redox reaction
  2. Gain______ in oxidation.
  3. In oxidation, it lost________.
  4. ______agent reduce a substance.
  5. Reduction is _______in oxidation number.
  6. In naming compound, metal element have ______ oxidation number.
  7. ____ oxygen in reduction.
  8. A redox reaction is a chemical reaction which reduction and oxidation occur at the ____time.
Down
  1. _______ terms stand from reduction and oxidation.
  2. The oxidation number of atoms in _____ is zero.
  3. The oxidation number of atoms in _____ is zero.
  4. Reducing agent ________ in the redox reaction
  5. Oxidation is ________ in oxidation number
  6. _______agent oxidize a substance.
  7. In oxidation, it lost ________.
  8. In naming compound, non-metal element have ______ oxidation number.

16 Clues: Gain______ in oxidation. • ____ oxygen in reduction. • In oxidation, it lost________. • In oxidation, it lost ________. • ______agent reduce a substance. • _______agent oxidize a substance. • Reduction is _______in oxidation number. • Oxidation is ________ in oxidation number • Oxidizing agent _____ in the redox reaction • Reducing agent ________ in the redox reaction • ...

Biology 2021-10-21

Biology crossword puzzle
Across
  1. transport chain proteins in the thylakoid and mitochondria to aid
  2. see adenosine triphosphate
  3. atp is synthesized as an energy source
  4. bond a chemical reaction
  5. cycle Pyruvic acid is broken down into carbo dioxide
  6. reaction the independent synthesis carbohydrates dependent light transfers energy to the in dependent
  7. a membrane that contains chlorophyll
  8. fluid that surrounds the grana
  9. inner mitochondrial that carries out etc
  10. cycle process when a organism uses photosynthesis
  11. respiration process of producing atp to break down carbon based molecules
  12. acid product of fermination
Down
  1. break down of carbo hydrates,enzyme and bacteria
  2. light absorbing pigment molecule
  3. does not require oxygen
  4. light is converted to chemical energy
  5. see adenosine diphosphate
  6. process that requires oxygen
  7. molecule of glucose is broken down

19 Clues: does not require oxygen • bond a chemical reaction • see adenosine diphosphate • see adenosine triphosphate • acid product of fermination • process that requires oxygen • fluid that surrounds the grana • light absorbing pigment molecule • molecule of glucose is broken down • a membrane that contains chlorophyll • light is converted to chemical energy • ...

SCI 120 Week 1 & 2 2025-02-11

SCI 120 Week 1 & 2 crossword puzzle
Across
  1. building block of matter
  2. outer electron shell
  3. type of reaction; acid + base
  4. substances that release ions in water
  5. first & smallest element
  6. atomic ____ is protons + neutrons
  7. unequal sharing of electrons
  8. pH of 7
  9. bond of shared electrons
  10. release hydrogen ions in water
Down
  1. high pH; basic
  2. element variation due to neutrons
  3. subatomic, no charge
  4. charged atom
  5. bond held by opposite charges
  6. subatomic, not in nucleus
  7. atoms joined together
  8. subatomic, positive
  9. starting substance of chemical reaction, left side

19 Clues: pH of 7 • charged atom • high pH; basic • subatomic, positive • outer electron shell • subatomic, no charge • atoms joined together • building block of matter • first & smallest element • bond of shared electrons • subatomic, not in nucleus • unequal sharing of electrons • type of reaction; acid + base • bond held by opposite charges • release hydrogen ions in water • ...

Chemical Reactions - Reactants to Products 2017-05-03

Chemical Reactions - Reactants to Products crossword puzzle
Across
  1. During an endothermic reaction, energy is taken i___ from the surroundings.
  2. When we mix two chemicals together, we say that this has occurred.
  3. The symbol for oxygen is O2. We say that oxygen has two a________ of oxygen.
  4. These are made from the reactants in a chemical reaction.
Down
  1. During every chemical reaction, this is given out to or taken in from the surroundings.
  2. We react two or more of these together to end up with products.
  3. What holds two atoms of hydrogen (H2) together? Chemical _________.
  4. When a chemical reaction occurs, old bonds b______ and new bonds are made.

8 Clues: These are made from the reactants in a chemical reaction. • We react two or more of these together to end up with products. • When we mix two chemicals together, we say that this has occurred. • What holds two atoms of hydrogen (H2) together? Chemical _________. • When a chemical reaction occurs, old bonds b______ and new bonds are made. • ...

Photosynthesis Vocab 2022-10-13

Photosynthesis Vocab crossword puzzle
Across
  1. The atoms and molecules before a chemical reaction.
  2. Carries water from the roots to the plant.
  3. The atoms and molecules after a chemical reaction.
  4. Carries the glucose through the plant.
  5. Lets oxygen out and carbon dioxide in.
Down
  1. The stuff that plants make for energy
  2. Energy from the sun
  3. Energy used for chemical reactions
  4. Contains the chlorophyll
  5. A greenish pigment used to absorb the sun's energy

10 Clues: Energy from the sun • Contains the chlorophyll • Energy used for chemical reactions • The stuff that plants make for energy • Carries the glucose through the plant. • Lets oxygen out and carbon dioxide in. • Carries water from the roots to the plant. • The atoms and molecules after a chemical reaction. • A greenish pigment used to absorb the sun's energy • ...

Chemical equations 2023-03-24

Chemical equations crossword puzzle
Across
  1. The weight of an object
  2. Different number of chemicals on both sides
  3. Anything with mass and takes up space
  4. Atoms can't be ______ in a chemical reaction
Down
  1. Atoms can't be _________ in a chemical reaction
  2. Right side of the arrow
  3. A small number that follows the Chemical Symbol
  4. What makes up everything
  5. Same number of chemicals on both sides
  6. Left side of the arrow

10 Clues: Left side of the arrow • The weight of an object • Right side of the arrow • What makes up everything • Anything with mass and takes up space • Same number of chemicals on both sides • Different number of chemicals on both sides • Atoms can't be ______ in a chemical reaction • Atoms can't be _________ in a chemical reaction • A small number that follows the Chemical Symbol

photosynthesis 2024-03-25

photosynthesis crossword puzzle
Across
  1. a chemical reaction in plants
  2. plant cell organelles that convert light energy
  3. a clear gas composed of one atom of c
  4. the vascular plant tissue responsible for the transport and distribution of sugars
Down
  1. the species formed from chemical reactions
  2. sugar
  3. a vascular tissue that transports water throughout a plants body
  4. the substances which participate in chemical reaction
  5. the green pigment in plants
  6. air we breathe

10 Clues: sugar • air we breathe • the green pigment in plants • a chemical reaction in plants • a clear gas composed of one atom of c • the species formed from chemical reactions • plant cell organelles that convert light energy • the substances which participate in chemical reaction • a vascular tissue that transports water throughout a plants body • ...

photosynthesis 2024-03-25

photosynthesis crossword puzzle
Across
  1. a chemical reaction in plants
  2. plant cell organelles that convert light energy
  3. a clear gas composed of one atom of c
  4. the vascular plant tissue responsible for the transport and distribution of sugars
Down
  1. the species formed from chemical reactions
  2. sugar
  3. a vascular tissue that transports water throughout a plants body
  4. the substances which participate in chemical reaction
  5. the green pigment in plants
  6. air we breathe

10 Clues: sugar • air we breathe • the green pigment in plants • a chemical reaction in plants • a clear gas composed of one atom of c • the species formed from chemical reactions • plant cell organelles that convert light energy • the substances which participate in chemical reaction • a vascular tissue that transports water throughout a plants body • ...

Enzyme terms 2021-03-30

Enzyme terms crossword puzzle
Across
  1. amino acid produced in the metabolism of glucose used by the body to produce protein
  2. enzyme which breaks down lactose
  3. basic sugar unit containing six carbon atoms
  4. an enzyme found in the stomach
  5. proteins which control chemical activity in living organisms
  6. dry powder containing enzymes used to tenderize meat
  7. substance on which enzymes act
  8. substance that helps a chemical reaction take place
  9. foods that have been briefly immersed in boiling water
  10. enzyme which breaks down sucrose
Down
  1. energy required to get a chemical or biological reaction started
  2. part of an enzyme molecule that attached to the substrate
  3. discoloration in fruits and vegetables produced by enzymes
  4. heat-stable organic molecule that must be loosely associated with enzyme for it to function
  5. enzyme found in saliva
  6. solid formed by the coagulation of milk, used to make cheese

16 Clues: enzyme found in saliva • an enzyme found in the stomach • substance on which enzymes act • enzyme which breaks down lactose • enzyme which breaks down sucrose • basic sugar unit containing six carbon atoms • substance that helps a chemical reaction take place • dry powder containing enzymes used to tenderize meat • foods that have been briefly immersed in boiling water • ...

Year 8 Chemistry 2025-05-21

Year 8 Chemistry crossword puzzle
Across
  1. Has 5 protons
  2. A process in which substances change into new substances
  3. The substance in which the solute dissolves
  4. An element that is dull and does not conduct electricity
  5. A substance made of only one type of atom
  6. A method used to separate an insoluble solid from a liquid
  7. A substance with a pH less than 7
  8. Two or more substances that are not chemically joined
  9. A space where protons, neutrons, and electrons are found
  10. The law that states mass is not lost or gained in a chemical reaction
  11. Has an atomic mass of 14 and makes up most of the air
  12. A method used to separate mixtures based on boiling points
Down
  1. Has an atomic mass of 12
  2. A chemical change that forms new substances
  3. Has 8 protons
  4. The substance that dissolves in a solvent
  5. The type of table that organizes elements by atomic number
  6. Has 2 protons and is a noble gas
  7. A method used to separate a dissolved solid from a liquid
  8. The chemical reaction of iron with oxygen and water
  9. A substance made when two or more elements chemically combine
  10. A mixture where a solute is dissolved in a solvent
  11. A substance with a pH of exactly 7
  12. A type of element that is shiny and conducts electricity
  13. A substance with a pH more than 7 and dissolves in water

25 Clues: Has 5 protons • Has 8 protons • Has an atomic mass of 12 • Has 2 protons and is a noble gas • A substance with a pH less than 7 • A substance with a pH of exactly 7 • The substance that dissolves in a solvent • A substance made of only one type of atom • A chemical change that forms new substances • The substance in which the solute dissolves • ...

Biology 2021-10-21

Biology crossword puzzle
Across
  1. see adenosine diphosphate
  2. fluid that surrounds the grana
  3. inner mitochondrial that carries out etc
  4. acid product of fermination
  5. molecule of glucose is broken down
  6. bond a chemical reaction
  7. respiration process of producing atp to break down carbon based molecules
  8. a membrane that contains chlorophyll
  9. light is converted to chemical energy
  10. does not require oxygen
Down
  1. break down of carbo hydrates,enzyme and bacteria
  2. see adenosine triphosphate
  3. process that requires oxygen
  4. atp is synthesized as an energy source
  5. transport chain proteins in the thylakoid and mitochondria to aid
  6. reaction the independent synthesis carbohydrates dependent light transfers energy to the in dependent
  7. cycle process when a organism uses photosynthesis
  8. light absorbing pigment molecule
  9. cycle Pyruvic acid is broken down into carbo dioxide

19 Clues: does not require oxygen • bond a chemical reaction • see adenosine diphosphate • see adenosine triphosphate • acid product of fermination • process that requires oxygen • fluid that surrounds the grana • light absorbing pigment molecule • molecule of glucose is broken down • a membrane that contains chlorophyll • light is converted to chemical energy • ...

Vocabulary Cross Word 2023-10-16

Vocabulary Cross Word crossword puzzle
Across
  1. Is the source of energy that is used and stored at the cellular level
  2. A stable atomic particle that has a negative charge
  3. Plant cell organelles that convert light into chemical energy through photosynthesis
  4. The smallest unit of chemical matter, consists of two or more atoms
  5. A set of chemical reactions performed by plants to reduce carbon dioxide and other compounds into glucose.
  6. Is what is created by a chemical reaction and is on the right side of the equation
  7. A structure within a living cell
  8. The symbolic representation of chemical symbols
Down
  1. Process through which plant cells use carbon dioxide, water, and sunlight to produce glucose (sugar) molecules and oxygen
  2. Is the process where cells get energy from glucose
  3. Is the process by which nutrients are broken down into the form of ATP as part of cellular respiration.
  4. Is an organelle found inside of cells that generates most of the chemical power that is needed to power chemical reactions.
  5. The substance that is used during a chemical reaction to create something else, and is on the left side of the equation.
  6. A molecule that contains carbon, hydrogen, and oxygen and is the source of energy for organisms
  7. A pigment in all green plants and a few other organisms, it is required for photosynthesis

15 Clues: A structure within a living cell • The symbolic representation of chemical symbols • Is the process where cells get energy from glucose • A stable atomic particle that has a negative charge • The smallest unit of chemical matter, consists of two or more atoms • Is the source of energy that is used and stored at the cellular level • ...

109 2025-08-21

109 crossword puzzle
Across
  1. Bond formed by shared electrons
  2. Rate at which work is done
  3. Ability to store electric charge
  4. Distance between wave peaks
  5. Energy transfer by waves
  6. Basic on the pH scale
  7. Upthrust in a fluid
  8. Semiconductor switching device
  9. Allows current in one direction
  10. Height of a wave
  11. Mass per unit volume
  12. Opposition in an AC circuit
  13. Bending of waves around edges
  14. Measured addition to find concentration
  15. Reaction that absorbs heat
  16. Material with zero electrical resistance
  17. Intermediate electrical conductor
Down
  1. Property opposing change in current
  2. Heat transfer by fluid motion
  3. Material’s opposition to current
  4. Gain of electrons in a reaction
  5. Acceleration of a chemical reaction
  6. Emission of electrons by light
  7. Mass times velocity
  8. Loss of electrons in a reaction
  9. Separation by boiling point
  10. Band of colors or frequencies
  11. Same protons, different neutrons
  12. Number of cycles per second
  13. Heat transfer through contact
  14. Reaction that releases heat
  15. Resistance to change in motion
  16. Force over distance

33 Clues: Height of a wave • Mass times velocity • Upthrust in a fluid • Force over distance • Mass per unit volume • Basic on the pH scale • Energy transfer by waves • Rate at which work is done • Reaction that absorbs heat • Distance between wave peaks • Separation by boiling point • Number of cycles per second • Reaction that releases heat • Opposition in an AC circuit • ...

Lina 2022-03-22

Lina crossword puzzle
Across
  1. - abundance of a constituent divided by the total volume of a mixture
  2. - a substance that dissolves a solute, resulting in a solution.
  3. - the process of decreasing the concentration of a solute in a solution, usually simply by mixing with more solvent like adding more water to the solution.
  4. -the quantity of matter contained in an atom of an element.
  5. - a property referring to the ability for a given substance, the solute, to dissolve in a solvent.
  6. -a solution is a special type of homogeneous mixture composed of two or more substances.
Down
  1. - material or system has the same properties at every point; it is uniform without irregularities.
  2. - a material made up of two or more different chemical substances which are not chemically bonded
  3. - the species formed from chemical reactions.
  4. - consisting of different, distinguishable parts or elements.
  5. -metallic substance composed of two or more elements, as either a compound or a solution.
  6. - a substance or compound added to a system to cause a chemical reaction, or added to test if a reaction occurs.
  7. - a molecule or other entity that can donate a proton or accept an electron pair in reactions.
  8. - a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction.
  9. - in chemistry, any substance that in water solution is slippery to the touch, tastes bitter, changes the colour of indicators

15 Clues: - the species formed from chemical reactions. • -the quantity of matter contained in an atom of an element. • - consisting of different, distinguishable parts or elements. • - a substance that dissolves a solute, resulting in a solution. • - abundance of a constituent divided by the total volume of a mixture • ...

Lina 2022-03-22

Lina crossword puzzle
Across
  1. - abundance of a constituent divided by the total volume of a mixture
  2. - a substance that dissolves a solute, resulting in a solution.
  3. - the process of decreasing the concentration of a solute in a solution, usually simply by mixing with more solvent like adding more water to the solution.
  4. -the quantity of matter contained in an atom of an element.
  5. - a property referring to the ability for a given substance, the solute, to dissolve in a solvent.
  6. -a solution is a special type of homogeneous mixture composed of two or more substances.
Down
  1. - material or system has the same properties at every point; it is uniform without irregularities.
  2. - a material made up of two or more different chemical substances which are not chemically bonded
  3. - the species formed from chemical reactions.
  4. - consisting of different, distinguishable parts or elements.
  5. -metallic substance composed of two or more elements, as either a compound or a solution.
  6. - a substance or compound added to a system to cause a chemical reaction, or added to test if a reaction occurs.
  7. - a molecule or other entity that can donate a proton or accept an electron pair in reactions.
  8. - a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction.
  9. - in chemistry, any substance that in water solution is slippery to the touch, tastes bitter, changes the colour of indicators

15 Clues: - the species formed from chemical reactions. • -the quantity of matter contained in an atom of an element. • - consisting of different, distinguishable parts or elements. • - a substance that dissolves a solute, resulting in a solution. • - abundance of a constituent divided by the total volume of a mixture • ...

Lina 2022-03-22

Lina crossword puzzle
Across
  1. - abundance of a constituent divided by the total volume of a mixture
  2. - a substance that dissolves a solute, resulting in a solution.
  3. - the process of decreasing the concentration of a solute in a solution, usually simply by mixing with more solvent like adding more water to the solution.
  4. -the quantity of matter contained in an atom of an element.
  5. - a property referring to the ability for a given substance, the solute, to dissolve in a solvent.
  6. -a solution is a special type of homogeneous mixture composed of two or more substances.
Down
  1. - material or system has the same properties at every point; it is uniform without irregularities.
  2. - a material made up of two or more different chemical substances which are not chemically bonded
  3. - the species formed from chemical reactions.
  4. - consisting of different, distinguishable parts or elements.
  5. -metallic substance composed of two or more elements, as either a compound or a solution.
  6. - a substance or compound added to a system to cause a chemical reaction, or added to test if a reaction occurs.
  7. - a molecule or other entity that can donate a proton or accept an electron pair in reactions.
  8. - a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction.
  9. - in chemistry, any substance that in water solution is slippery to the touch, tastes bitter, changes the colour of indicators

15 Clues: - the species formed from chemical reactions. • -the quantity of matter contained in an atom of an element. • - consisting of different, distinguishable parts or elements. • - a substance that dissolves a solute, resulting in a solution. • - abundance of a constituent divided by the total volume of a mixture • ...

Lina Crossword Puzzle 2022-03-22

Lina Crossword Puzzle crossword puzzle
Across
  1. - abundance of a constituent divided by the total volume of a mixture
  2. - a substance that dissolves a solute, resulting in a solution.
  3. - the process of decreasing the concentration of a solute in a solution, usually simply by mixing with more solvent like adding more water to the solution.
  4. -the quantity of matter contained in an atom of an element.
  5. - a property referring to the ability for a given substance, the solute, to dissolve in a solvent.
  6. -a solution is a special type of homogeneous mixture composed of two or more substances.
Down
  1. - material or system has the same properties at every point; it is uniform without irregularities.
  2. - a material made up of two or more different chemical substances which are not chemically bonded
  3. - the species formed from chemical reactions.
  4. - consisting of different, distinguishable parts or elements.
  5. -metallic substance composed of two or more elements, as either a compound or a solution.
  6. - a substance or compound added to a system to cause a chemical reaction, or added to test if a reaction occurs.
  7. - a molecule or other entity that can donate a proton or accept an electron pair in reactions.
  8. - a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction.
  9. - in chemistry, any substance that in water solution is slippery to the touch, tastes bitter, changes the colour of indicators

15 Clues: - the species formed from chemical reactions. • -the quantity of matter contained in an atom of an element. • - consisting of different, distinguishable parts or elements. • - a substance that dissolves a solute, resulting in a solution. • - abundance of a constituent divided by the total volume of a mixture • ...

Subject specific vocabulary 2025-02-27

Subject specific vocabulary crossword puzzle
Across
  1. Type of stereoisomerism: molecules which have different arrangement of groups around C=C.
  2. Type of structural isomerism: Structural isomers that differ by having a different functional group.
  3. Lone pair acceptor.
  4. Molecules with the same molecular and structural formulae but a different spatial arrangement of atoms.
  5. Type of structural isomerism: Structural isomers that differ by having the functional group in a different position.
  6. Molecule containing no double bonds.
  7. Molecule containing hydrogen and carbon only.
  8. chemistry: Study of compounds containing carbon.
  9. Species with an unpaired electron.
  10. reaction A reaction where an atom/group replaces another atom/group.
  11. Lone pair donor.
  12. Molecule containing double bond(s).
  13. Addition of water.
  14. Organic compounds containing C rings (not aromatic rings), also called alicyclic.
  15. Type of structural isomerism: Structural isomers that differ by having a different carbon chain.
  16. Organic compounds containing C chains and branches.
Down
  1. A reaction where a molecule joins to an unsaturated molecule to produce a saturated molecule.
  2. molecules which are non-superimposable mirror images.
  3. A reaction involving the breaking of bonds due to reaction with water.
  4. Molecules with the same molecular formula but different structures.
  5. Elimination of water.
  6. A reaction where a molecule is lost from a saturated molecule to form an unsaturated molecule.
  7. A family of compounds with the same general formula and similar chemical properties. In a series, each member differs by the addition of a CH2 group, and there is a gradual change in physical properties.
  8. A positive ion with the positive charge on a C atom.
  9. Organic compounds containing one or more benzene rings.
  10. Elimination of hydrogen.
  11. The atom or group of atoms that is responsible for most of the chemical reactions of a molecule.

27 Clues: Lone pair donor. • Addition of water. • Lone pair acceptor. • Elimination of water. • Elimination of hydrogen. • Species with an unpaired electron. • Molecule containing double bond(s). • Molecule containing no double bonds. • Molecule containing hydrogen and carbon only. • chemistry: Study of compounds containing carbon. • Organic compounds containing C chains and branches. • ...

Chemistry HHW 2022-06-26

Chemistry HHW crossword puzzle
Across
  1. The reactions in which oxidation and reduction considered together as complementary processes.
  2. Which type of reaction is this Fe + CuSO4 → FeSO4 + Cu.
  3. What type of reaction is this - CH4 + O2 → CO2 + H2O + Heat?
  4. An equation for a chemical reaction in which the number of atoms for each element in the reaction and the total charge is the.
  5. The process of increasing the rate of a chemical reaction by adding a substance.
Down
  1. During a chemical reaction reactants are transformed into?
  2. the process or result of oxidizing or being oxidized.
  3. A reaction where two or more elements or compounds combine to form a single compound.

8 Clues: the process or result of oxidizing or being oxidized. • Which type of reaction is this Fe + CuSO4 → FeSO4 + Cu. • During a chemical reaction reactants are transformed into? • What type of reaction is this - CH4 + O2 → CO2 + H2O + Heat? • The process of increasing the rate of a chemical reaction by adding a substance. • ...

The Brain 2024-09-24

The Brain crossword puzzle
Across
  1. Controls complex decision making
  2. Stores memories and locations
  3. Controls hearing and facial recognition
  4. Chemical that helps movement and memory
  5. Nerves that transmit voluntary movement signals from your brain
  6. Processes sensory things
  7. Chemical that improves memory
  8. Controls fear responses
  9. Information pathway
  10. Controls sleeping and dreaming
  11. Controls hormone release
  12. Controls vision
  13. Movement control center
  14. Receives information and controls impulses
  15. Controls breathing and heartbeat
  16. Cell's life support
Down
  1. Controls breathing, swallowing, gagging, ect.
  2. Chemical that controls pain
  3. Where all information is stored
  4. Fatty protective substance
  5. Bridge that holds the brain together
  6. Chemical that regulates mood
  7. Controls hunger, emotions, body temperature, ect.
  8. Calming down, decreased heart rate and blood sugar
  9. Calming chemical
  10. Takes information from one neuron to another
  11. Brain's relay station
  12. Bridge of the neuron
  13. Chemical that responds to danger
  14. Automatic actions like the fight or flight reaction
  15. Storage of Neurotransmitters
  16. Involuntary and unconscious actions
  17. Pleasure chemical

33 Clues: Controls vision • Calming chemical • Pleasure chemical • Information pathway • Cell's life support • Bridge of the neuron • Brain's relay station • Controls fear responses • Movement control center • Processes sensory things • Controls hormone release • Fatty protective substance • Chemical that controls pain • Chemical that regulates mood • Storage of Neurotransmitters • ...

Avery's puzzle 2022-03-11

Avery's puzzle crossword puzzle
Across
  1. the amount of something that is produced in a chemical reaction
  2. gas to solid
  3. the minimum amount of energy required for a collision to be successful.
  4. a reaction in which two molecules combine to form a larger molecule, also eliminating a smaller molecule such as water.
  5. when water is not present
Down
  1. a regular array of particles
  2. the liquid that comes through the filter paper
  3. property which allows metal to be shaped easily
  4. molecules which can join up to form a polymer
  5. alcohol and carboxylic acid make...
  6. a chemical reaction in which one molecule adds to another, to form a single product
  7. cool name for bubbles
  8. when you have more than enough of a reactant
  9. a molecule that contains two atoms

14 Clues: gas to solid • cool name for bubbles • when water is not present • a regular array of particles • a molecule that contains two atoms • alcohol and carboxylic acid make... • when you have more than enough of a reactant • molecules which can join up to form a polymer • the liquid that comes through the filter paper • property which allows metal to be shaped easily • ...

Science Crossword 2023-01-13

Science Crossword crossword puzzle
Across
  1. a distinctive smell, especially an unpleasant one.
  2. a substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change.
  3. power derived from the utilization of physical or chemical resources, especially to provide light and heat or to work machines.
  4. (of a reaction or process) accompanied by the release of heat.
  5. relating to things perceived through the senses as opposed to the mind; tangible or concrete.
  6. a reaction in which a compound breaks down into two or more simpler substances.
Down
  1. (of a reaction or process) accompanied by or requiring the absorption of heat.
  2. the joining together of two reactants, or compounds, to produce a complex product, also called a compound.
  3. a compound or substance that has been purified or prepared, especially artificially.
  4. cause (a substance) to be deposited in solid form from a solution.

10 Clues: a distinctive smell, especially an unpleasant one. • (of a reaction or process) accompanied by the release of heat. • cause (a substance) to be deposited in solid form from a solution. • (of a reaction or process) accompanied by or requiring the absorption of heat. • a reaction in which a compound breaks down into two or more simpler substances. • ...

Materials Science Crossword 2020-12-16

Materials Science Crossword crossword puzzle
Across
  1. If a material absorbs a lot of water, it is an ............... material.
  2. Mixing bicarbonate of soda with vinegar is a .............reaction and gas is produced.
  3. When water turns into water vapour it.........
  4. A chemical reaction is ................ - you can't get the original materials back.
  5. Small grains of sugar dissolve .......... than large grains of sugar.
Down
  1. This kind of reaction is reversible.
  2. Salt and sugar are ...............in water.
  3. This material can be rigid or flexible.
  4. Sugar .............. in water.
  5. Burning is a ..........reaction.
  6. water vapour is a kind of ......
  7. When you only change one variable an experiment is ......
  8. When ice turns to water it ......

13 Clues: Sugar .............. in water. • Burning is a ..........reaction. • water vapour is a kind of ...... • When ice turns to water it ...... • This kind of reaction is reversible. • This material can be rigid or flexible. • Salt and sugar are ...............in water. • When water turns into water vapour it......... • When you only change one variable an experiment is ...... • ...

Materials Science Crossword 2020-12-16

Materials Science Crossword crossword puzzle
Across
  1. If a material absorbs a lot of water, it is an ............... material.
  2. Mixing bicarbonate of soda with vinegar is a .............reaction and gas is produced.
  3. When water turns into water vapour, it.........
  4. A chemical reaction is ................ - you can't get the original materials back.
  5. Small grains of sugar dissolve .......... than large grains of sugar.
Down
  1. This kind of reaction is reversible.
  2. Salt and sugar are ...............in water.
  3. This material can be rigid or flexible.
  4. Sugar .............. in water.
  5. Burning is a ..........reaction.
  6. Water vapour is a kind of ......
  7. When you only change one variable an experiment is ......
  8. When ice turns to water, it ......

13 Clues: Sugar .............. in water. • Burning is a ..........reaction. • Water vapour is a kind of ...... • When ice turns to water, it ...... • This kind of reaction is reversible. • This material can be rigid or flexible. • Salt and sugar are ...............in water. • When water turns into water vapour, it......... • When you only change one variable an experiment is ...... • ...

Andrey. C Oxidation 2022-01-18

Andrey. C Oxidation crossword puzzle
Across
  1. indicates if you are cold or hot
  2. is the result of a process
  3. is something that has a reaction
  4. is the result of a chemical process or physical change
  5. is a component that can cause a reaction
Down
  1. It is a symbolic representation of a chemical reaction.
  2. It is what keeps living things alive.
  3. it is a process in which objects are degraded by time or lack of care.
  4. is a transformation
  5. is something that has a transformation
  6. is composed of various elements in a system to have products or consequences
  7. is something that has a relationship between two things

12 Clues: is a transformation • is the result of a process • indicates if you are cold or hot • is something that has a reaction • It is what keeps living things alive. • is something that has a transformation • is a component that can cause a reaction • is the result of a chemical process or physical change • It is a symbolic representation of a chemical reaction. • ...

Science Crossword 2023-12-11

Science Crossword crossword puzzle
Across
  1. Found on the Left side of the Periodic Table
  2. Found on the Right side of the Periodic Table
  3. An atom with more or less Electrons than it normally has
  4. This reaction gives off Water, carbon dioxide, and heat
  5. 1 complex substance becomes 2 or more simpler substances
  6. Mass divided by Volume equals this
  7. A reaction where heat is given off
  8. A change that cannot be undone
  9. The ability for a substance to react with another substance
Down
  1. What a reaction begins with
  2. A sub-atomic particle with a positive charge
  3. A bond between a metal and a nonmetal
  4. A change that can be undone
  5. 2 or more simple substances become 1 complex substance
  6. What is at the end of a reaction
  7. A sub-atomic particle with a neutral charge
  8. A bond between 2 nonmetals
  9. A sub-atomic particle with a negative charge
  10. A reaction where heat is taken in
  11. An atom with more or less Neutrons than it normally has

20 Clues: A bond between 2 nonmetals • What a reaction begins with • A change that can be undone • A change that cannot be undone • What is at the end of a reaction • A reaction where heat is taken in • Mass divided by Volume equals this • A reaction where heat is given off • A bond between a metal and a nonmetal • A sub-atomic particle with a neutral charge • ...

fire, walk with me (it's a clue lol) 2023-01-05

fire, walk with me (it's a clue lol) crossword puzzle
Across
  1. (2 words) the temperature at which a substance changes from the liquid phase to the gas phase
  2. During a chemical reaction, atoms rearrange to form ______ groups of atoms.
  3. During a chemical reaction, atoms do not ______ from one type to another.
  4. The Law of Conservation is not ______
  5. The atoms found in the products of a chemical reaction must have been present in the ______ as well.
Down
  1. (2 words) We know a chemical reaction has occurred when we can observe
  2. ______ vary in the type or number of atoms that make up the group.
  3. (2 words) a 1990s TV show in which an FBI agent tries to solve a murder case, set in a small Washington State town where the owls are not what they seem
  4. (2 words) letters and numbers showing the types and number of atoms that repeat to make up a substance
  5. ______ are similar to and different from what they represent in important ways.
  6. Substances have different properties because they are made of different groups of ______

11 Clues: The Law of Conservation is not ______ • ______ vary in the type or number of atoms that make up the group. • (2 words) We know a chemical reaction has occurred when we can observe • During a chemical reaction, atoms do not ______ from one type to another. • During a chemical reaction, atoms rearrange to form ______ groups of atoms. • ...

Rate of Reaction Crossworrd 2024-04-02

Rate of Reaction Crossworrd crossword puzzle
Across
  1. the minimum amount of energy required to initiate a chemical reaction
  2. the step-by-step sequence of elementary reactions by which overall chemical changes occur
  3. a substance that increases the rate of a chemical reaction without undergoing a chemical change itself
  4. the total area of exposed surfaces of a solid, which can affect the rate of reactions occurring at a solid surface
Down
  1. the amount of a substance present in a given volume of solution, which can affect the rate of reaction
  2. the measure of average kinetic energy
  3. the slowest step in a reaction mechanism that determines the overall rate of the reaction
  4. the theory that explains how chemical reactions occur and why rates differ

8 Clues: the measure of average kinetic energy • the minimum amount of energy required to initiate a chemical reaction • the theory that explains how chemical reactions occur and why rates differ • the slowest step in a reaction mechanism that determines the overall rate of the reaction • ...

Enzyme Crossword 2016-01-10

Enzyme Crossword crossword puzzle
Across
  1. main hormone produced by the thyroid gland
  2. blocks the action on an enzyme on it's substrate
  3. located in the lower part of the neck, below Adam's apple
  4. a model for enzyme-substrate interaction
  5. a group of organic compounds, needed for life
  6. something that bind with the protein molecule
  7. type of ATP needed for chemical reaction
Down
  1. something that binds to a protein or other substance during a reaction
  2. a substance on which an enzyme acts on
  3. type of enzyme that reduces activity
  4. a model, enzyme and substrate have a rigid interaction with each other
  5. process in which proteins lose their shape
  6. chemical process inside organisms necessary for life
  7. a protein substance produced in living organism, speeds up reaction

14 Clues: type of enzyme that reduces activity • a substance on which an enzyme acts on • a model for enzyme-substrate interaction • type of ATP needed for chemical reaction • main hormone produced by the thyroid gland • process in which proteins lose their shape • a group of organic compounds, needed for life • something that bind with the protein molecule • ...

6B 2017-03-31

6B crossword puzzle
Across
  1. Electron- electrons on the outermost energy level of an atom that determine the reactivity of the atom.
  2. horizontal row of elements on the Periodic Table that have the same number of electron shells.
  3. Reaction- A chemical reaction in which heat is released and usually feels warm when the heat is released from the reaction.
  4. elements that have some properties of metals and non-metals and are found along the zigzag on the Periodic Table.
Down
  1. of Conservation of Mass- states that matter is neither created nor destroyed in ordinary chemical and physical changes.
  2. Reaction- A chemical reaction that requires an input of energy and usually feels cold when it absorbs heat in the reaction.
  3. Bond- an interaction that holds atoms together.
  4. vertical column of elements on the Periodic Table that have similar physical and chemical properties.

8 Clues: Bond- an interaction that holds atoms together. • horizontal row of elements on the Periodic Table that have the same number of electron shells. • vertical column of elements on the Periodic Table that have similar physical and chemical properties. • Electron- electrons on the outermost energy level of an atom that determine the reactivity of the atom. • ...

Adnan mufleh vocab 2017-03-31

Adnan mufleh vocab crossword puzzle
Across
  1. Reaction- A chemical reaction that requires an input of energy and usually feels cold when it absorbs heat in the reaction.
  2. horizontal row of elements on the Periodic Table that have the same number of electron shells.
  3. Electron- electrons on the outermost energy level of an atom that determine the reactivity of the atom.
  4. of Conservation of Mass- states that matter is neither created nor destroyed in ordinary chemical and physical changes.
Down
  1. Reaction- A chemical reaction in which heat is released and usually feels warm when the heat is released from the reaction.
  2. vertical column of elements on the Periodic Table that have similar physical and chemical properties.
  3. elements that have some properties of metals and non-metals and are found along the zigzag on the Periodic Table.
  4. Bond- an interaction that holds atoms together.

8 Clues: Bond- an interaction that holds atoms together. • horizontal row of elements on the Periodic Table that have the same number of electron shells. • vertical column of elements on the Periodic Table that have similar physical and chemical properties. • Electron- electrons on the outermost energy level of an atom that determine the reactivity of the atom. • ...

Types Of Chemical Reactions 2021-12-11

Types Of Chemical Reactions crossword puzzle
Across
  1. a type of chemical reaction where two compounds react, and positive ions (cation) and the negative ions (anion) of the two reactants switch places, forming two new compounds or products
  2. a substance that takes part in and undergoes change during a reaction
  3. is a processes in which chemical species break up into simpler parts
  4. a representation of a chemical reaction using symbols of the elements to indicate the amount of substance
  5. a chemical reaction between substances, usually including oxygen and usually accompanied by the generation of heat and light in the form of flame.
Down
  1. a reaction in which one element is substituted for another element in a compound
  2. a substance obtained from another substance through chemical change.
  3. a reaction in which two reactants combine to form one product.

8 Clues: a reaction in which two reactants combine to form one product. • a substance obtained from another substance through chemical change. • is a processes in which chemical species break up into simpler parts • a substance that takes part in and undergoes change during a reaction • a reaction in which one element is substituted for another element in a compound • ...

Chemistry Crossword by VISHAK 2022-06-13

Chemistry Crossword by VISHAK crossword puzzle
Across
  1. to make the number of atoms the same on both the reactants and products side.
  2. a reaction in which two reactants combine to form one product.
  3. A chemical reaction in which a more reactive element is displaced by the less reactive element from its compound.
Down
  1. the loss of electrons or an increase in the oxidation state of a chemical or atoms within it.
  2. a substance that is formed as the result of a chemical reaction.
  3. a substance that speeds up a chemical reaction, or lowers the temperature or pressure needed to start one, without itself being consumed during the reaction.
  4. a reaction in which energy is released in the form of light or heat.
  5. oxidation-reduction chemical reactions in which the reactants undergo a change in their oxidation states.

8 Clues: a reaction in which two reactants combine to form one product. • a substance that is formed as the result of a chemical reaction. • a reaction in which energy is released in the form of light or heat. • to make the number of atoms the same on both the reactants and products side. • ...

Reactions 2020-10-21

Reactions crossword puzzle
Across
  1. this is conserved during a reaction
  2. reaction where the temperature decreases
  3. type of reaction that is irreversible
  4. type of reaction that is reversible
Down
  1. burning fuels is an example of this
  2. substances that are made during a reaction
  3. the ______ of mass law
  4. reaction where the temperature increases
  5. a result that doesn't fit the pattern
  6. substances at the start of a reaction

10 Clues: the ______ of mass law • burning fuels is an example of this • this is conserved during a reaction • type of reaction that is reversible • a result that doesn't fit the pattern • substances at the start of a reaction • type of reaction that is irreversible • reaction where the temperature increases • reaction where the temperature decreases • ...

Energy Enzymes 2025-02-17

Energy Enzymes crossword puzzle
Across
  1. Reactions that require energy input
  2. Term for a reaction where products have less free energy than reactants
  3. The law stating energy cannot be created or destroyed
  4. Energy associated with movement
  5. A form of electromagnetic radiation visible to the eye
  6. The ability to promote change or do work
  7. An agent that speeds up the rate of a chemical reaction
  8. The energy in molecular bonds, a form of potential energy
Down
  1. A protein catalyst in living cells
  2. The unusable energy that increases when energy is transferred
  3. The energy possessed by an object due to its motion or position relative to other objects
  4. Releases heat energy
  5. Potential energy stored in the electrons of molecules
  6. The initial energy input to start a reaction

14 Clues: Releases heat energy • Energy associated with movement • A protein catalyst in living cells • Reactions that require energy input • The ability to promote change or do work • The initial energy input to start a reaction • Potential energy stored in the electrons of molecules • The law stating energy cannot be created or destroyed • ...

Proteins and Enzymes 2023-10-05

Proteins and Enzymes crossword puzzle
Across
  1. contains the instructions to make proteins
  2. a chemical that speeds up a chemical reaction
  3. the specific reactants that an enzyme acts on
  4. a biological catalyst
  5. one of the shapes formed at the secondary level of protein structure
  6. one of the components of an amino acid
  7. the ending in 99% of enzyme names
  8. a substance that can impeded an enzyme by blocking active sites
Down
  1. the order of amino acids in a protein
  2. the monomer of proteins
  3. the energy needed for a chemical reaction to start
  4. one of the shapes formed at the secondary level of protein structure
  5. site the location on an enzyme where the substrate fits
  6. the number of amino acids in nature
  7. the level of protein folding that involves the bonding of multiple polypeptides
  8. what happens when a protein unfolds
  9. a change to DNA that can cause a protein to fold incorrectly

17 Clues: a biological catalyst • the monomer of proteins • the ending in 99% of enzyme names • the number of amino acids in nature • what happens when a protein unfolds • the order of amino acids in a protein • one of the components of an amino acid • contains the instructions to make proteins • a chemical that speeds up a chemical reaction • ...

Science crossword puzzel 2017-03-20

Science crossword puzzel crossword puzzle
Across
  1. Electron electrons on the outermost energy level of an atom that determine the reactivity of the atom.
  2. Reaction A chemical reaction in which heat is released and usually feels warm when the heat is released from the reaction.
  3. vertical column of elements on the Periodic Table that have similar physical and chemical properties.
  4. elements that have some properties of metals and non-metals and are found along the zigzag on the Periodic Table.
Down
  1. Reaction A chemical reaction that requires an input of energy and usually feels cold when it absorbs heat in the reaction.
  2. horizontal row of elements on the Periodic Table that have the same number of electron shells.
  3. Bond an interaction that holds atoms together.
  4. of Conservation of Mass states that matter is neither created nor destroyed in ordinary chemical and physical changes.

8 Clues: Bond an interaction that holds atoms together. • horizontal row of elements on the Periodic Table that have the same number of electron shells. • vertical column of elements on the Periodic Table that have similar physical and chemical properties. • Electron electrons on the outermost energy level of an atom that determine the reactivity of the atom. • ...

Vocab 6B 2017-03-24

Vocab 6B crossword puzzle
Across
  1. Horizontal row of elements on the Periodic Table that have the same number of electron shells
  2. of conservation of mass States that matter is neither created nor destroyed in ordinary chemical and physical changes
  3. reaction A chemical reaction that requires an input of energy and usually feels cold when it absorbs heat in the reaction
  4. bond an interaction that holds atoms together
Down
  1. Vertical column of elements on the Periodic Table that have similar physical and chemical properties
  2. reaction A chemical reaction in which heat is released and usually feels warm when the heat is released from the reaction
  3. electron Electrons on the outermost energy level of an atom that determine the reactivity of the atom
  4. Elements that have some properties of metals and non-metals and are found along the zigzag on the Periodic Table

8 Clues: bond an interaction that holds atoms together • Horizontal row of elements on the Periodic Table that have the same number of electron shells • Vertical column of elements on the Periodic Table that have similar physical and chemical properties • electron Electrons on the outermost energy level of an atom that determine the reactivity of the atom • ...

Yeah 2017-03-23

Yeah crossword puzzle
Across
  1. of Conservation of Mass- states that matter is neither created nor destroyed in ordinary chemical and physical changes.
  2. Reaction- A chemical reaction in which heat is released and usually feels warm when the heat is released from the reaction.
  3. Bond- an interaction that holds atoms together.
  4. Reaction- A chemical reaction that requires an input of energy and usually feels cold when it absorbs heat in the reaction.
  5. vertical column of elements on the Periodic Table that have similar physical and chemical properties.
Down
  1. Electron- electrons on the outermost energy level of an atom that determine the reactivity of the atom.
  2. elements that have some properties of metals and non-metals and are found along the zigzag on the Periodic Table.
  3. horizontal row of elements on the Periodic Table that have the same number of electron shells.

8 Clues: Bond- an interaction that holds atoms together. • horizontal row of elements on the Periodic Table that have the same number of electron shells. • vertical column of elements on the Periodic Table that have similar physical and chemical properties. • Electron- electrons on the outermost energy level of an atom that determine the reactivity of the atom. • ...

Types Of Chemical Reactions 2021-12-12

Types Of Chemical Reactions crossword puzzle
Across
  1. is a processes in which chemical species break up into simpler parts
  2. a reaction in which one element is substituted for another element in a compound
  3. a representation of a chemical reaction using symbols of the elements to indicate the amount of substance
Down
  1. a reaction in which two reactants combine to form one product.
  2. a chemical reaction between substances, usually including oxygen and usually accompanied by the generation of heat and light in the form of flame.
  3. a type of chemical reaction where two compounds react, and positive ions (cation) and the negative ions (anion) of the two reactants switch places, forming two new compounds or products
  4. a substance obtained from another substance through chemical change.
  5. a substance that takes part in and undergoes change during a reaction

8 Clues: a reaction in which two reactants combine to form one product. • a substance obtained from another substance through chemical change. • is a processes in which chemical species break up into simpler parts • a substance that takes part in and undergoes change during a reaction • a reaction in which one element is substituted for another element in a compound • ...

Energy Flow in a System 2022-05-08

Energy Flow in a System crossword puzzle
Across
  1. state in which opposing forces or influences are balanced.
  2. states that in any chemical or physical process, energy is neither created nor destroyed
  3. when a system gains energy as the surroundings lose energy.
  4. a chemical reaction that releases energy; there's more energy in the reactants than in the products.
  5. ______ always flows from high to low
  6. A form of energy that an object or particle has by reason of its motion.
Down
  1. these include everything else in the universe that's not part of a system.
  2. energy that's available to do work.
  3. a chemical reaction that absorbs energy; there's more energy in the products than in the reactants
  4. The transfer of energy in physical structures
  5. of a substance.
  6. energy that transfers from one object to another because of a temperature difference between them.
  7. Energy is the______for doing work or supplying heat.
  8. is the formula to find the amount of energy in a system.
  9. the energy stored in the chemical
  10. when a system loses energy as the surroundings gain energy.
  11. the part of the universe on which you focus your attention.
  12. The unit used to measure energy.
  13. the energy required to move an object against a force

19 Clues: of a substance. • The unit used to measure energy. • the energy stored in the chemical • energy that's available to do work. • ______ always flows from high to low • The transfer of energy in physical structures • Energy is the______for doing work or supplying heat. • the energy required to move an object against a force • ...

Vocabulary 5 Review 2021-11-15

Vocabulary 5 Review crossword puzzle
Across
  1. a person who takes part in a crime
  2. refute
  3. yield
  4. causes a chemical reaction
  5. babble
  6. made of brass
  7. destroy completely
  8. hidden
  9. important
Down
  1. unreasonable
  2. beyond control
  3. dense
  4. slavery
  5. assist
  6. gloomy
  7. active
  8. scold
  9. inactive
  10. careless
  11. flight

20 Clues: dense • yield • scold • refute • assist • gloomy • active • babble • hidden • flight • slavery • inactive • careless • important • unreasonable • made of brass • beyond control • destroy completely • causes a chemical reaction • a person who takes part in a crime

ADNAN MUFLEH VOCAB 6B 2017-03-24

ADNAN MUFLEH VOCAB 6B crossword puzzle
Across
  1. Reaction- A chemical reaction in which heat is released and usually feels warm when the heat is released from the reaction.
  2. Reaction- A chemical reaction that requires an input of energy and usually feels cold when it absorbs heat in the reaction.
  3. of Conservation of Mass- states that matter is neither created nor destroyed in ordinary chemical and physical changes.
  4. horizontal row of elements on the Periodic Table that have the same number of electron shells.
Down
  1. Electron- electrons on the outermost energy level of an atom that determine the reactivity of the atom.
  2. elements that have some properties of metals and non-metals and are found along the zigzag on the Periodic Table.
  3. Bond- an interaction that holds atoms together.
  4. vertical column of elements on the Periodic Table that have similar physical and chemical properties.

8 Clues: Bond- an interaction that holds atoms together. • horizontal row of elements on the Periodic Table that have the same number of electron shells. • vertical column of elements on the Periodic Table that have similar physical and chemical properties. • Electron- electrons on the outermost energy level of an atom that determine the reactivity of the atom. • ...

ADNAN MUFLEH VOCAB 6B 2017-03-24

ADNAN MUFLEH VOCAB 6B crossword puzzle
Across
  1. Reaction- A chemical reaction that requires an input of energy and usually feels cold when it absorbs heat in the reaction.
  2. vertical column of elements on the Periodic Table that have similar physical and chemical properties.
  3. Bond- an interaction that holds atoms together.
Down
  1. Electron- electrons on the outermost energy level of an atom that determine the reactivity of the atom.
  2. horizontal row of elements on the Periodic Table that have the same number of electron shells.
  3. Reaction- A chemical reaction in which heat is released and usually feels warm when the heat is released from the reaction.
  4. elements that have some properties of metals and non-metals and are found along the zigzag on the Periodic Table.
  5. of Conservation of Mass- states that matter is neither created nor destroyed in ordinary chemical and physical changes.

8 Clues: Bond- an interaction that holds atoms together. • horizontal row of elements on the Periodic Table that have the same number of electron shells. • vertical column of elements on the Periodic Table that have similar physical and chemical properties. • Electron- electrons on the outermost energy level of an atom that determine the reactivity of the atom. • ...

Types Of Chemical Reactions 2021-12-11

Types Of Chemical Reactions crossword puzzle
Across
  1. a type of chemical reaction where two compounds react, and positive ions (cation) and the negative ions (anion) of the two reactants switch places, forming two new compounds or products
  2. a substance that takes part in and undergoes change during a reaction
  3. is a processes in which chemical species break up into simpler parts
  4. a representation of a chemical reaction using symbols of the elements to indicate the amount of substance
  5. a chemical reaction between substances, usually including oxygen and usually accompanied by the generation of heat and light in the form of flame.
Down
  1. a reaction in which one element is substituted for another element in a compound
  2. a substance obtained from another substance through chemical change.
  3. a reaction in which two reactants combine to form one product.

8 Clues: a reaction in which two reactants combine to form one product. • a substance obtained from another substance through chemical change. • is a processes in which chemical species break up into simpler parts • a substance that takes part in and undergoes change during a reaction • a reaction in which one element is substituted for another element in a compound • ...

Vocab 6b 2017-03-21

Vocab 6b crossword puzzle
Across
  1. of Conservation of Mass- states that matter is neither created nor destroyed in ordinary chemical and physical changes.
  2. Reaction- A chemical reaction that requires an input of energy and usually feels cold when it absorbs heat in the reaction.
  3. vertical column of elements on the Periodic Table that have similar physical and chemical properties.
  4. Bond- an interaction that holds atoms together.
Down
  1. Electron- electrons on the outermost energy level of an atom that determine the reactivity of the atom.
  2. horizontal row of elements on the Periodic Table that have the same number of electron shells.
  3. elements that have some properties of metals and non-metals and are found along the zigzag on the Periodic Table.
  4. Reaction- A chemical reaction in which heat is released and usually feels warm when the heat is released from the reaction.

8 Clues: Bond- an interaction that holds atoms together. • horizontal row of elements on the Periodic Table that have the same number of electron shells. • vertical column of elements on the Periodic Table that have similar physical and chemical properties. • Electron- electrons on the outermost energy level of an atom that determine the reactivity of the atom. • ...

6B 2017-03-31

6B crossword puzzle
Across
  1. Electron- electrons on the outermost energy level of an atom that determine the reactivity of the atom.
  2. horizontal row of elements on the Periodic Table that have the same number of electron shells.
  3. Reaction- A chemical reaction in which heat is released and usually feels warm when the heat is released from the reaction.
  4. elements that have some properties of metals and non-metals and are found along the zigzag on the Periodic Table.
Down
  1. of Conservation of Mass- states that matter is neither created nor destroyed in ordinary chemical and physical changes.
  2. Reaction- A chemical reaction that requires an input of energy and usually feels cold when it absorbs heat in the reaction.
  3. Bond- an interaction that holds atoms together.
  4. vertical column of elements on the Periodic Table that have similar physical and chemical properties.

8 Clues: Bond- an interaction that holds atoms together. • horizontal row of elements on the Periodic Table that have the same number of electron shells. • vertical column of elements on the Periodic Table that have similar physical and chemical properties. • Electron- electrons on the outermost energy level of an atom that determine the reactivity of the atom. • ...