periodic table Crossword Puzzles

Chemistry 2016-01-26

Chemistry crossword puzzle
Across
  1. atom that has become electrically charged because it has lost or gained electrons
  2. substance made up of only one type of atom
  3. number of protons in the nucleus of one atom of an element
  4. pure substance formed when at least one metal and one non metal combine
  5. neutral particle in the nucleus of an atom
  6. pure substance formed when non-metals combine
  7. group 18 elements in the periodic table the most stable and un reactive elements
  8. horizontal row of elements in the periodic table
  9. combination of symbols that represent a compound
  10. neutral particle in the nucleus of an atom
Down
  1. vertical column of elements in the periodic table
  2. invisible negatively charged particle that orbits the nucleus of an atom.
  3. catalyst involved in chemical reactions in living things
  4. group two elements in the periodic table their reactivity is not as strong as the alkali metals
  5. group one elements in the periodic table not including hydrogen
  6. invisible negatively charged particle that orbits the nucleus of an atom
  7. metal that has both metallic and non-metallic properties
  8. the sum of the protons and neutrons in an atom
  9. description of a substance that can be pounded or rolled into sheets
  10. positively charged atom in the nucleus of an atom
  11. substance that helps a chemical reaction to proceed more qiucklly
  12. group of atoms joined by covalent bonds
  13. the smallest part of an element that is representative of that element

23 Clues: group of atoms joined by covalent bonds • substance made up of only one type of atom • neutral particle in the nucleus of an atom • neutral particle in the nucleus of an atom • pure substance formed when non-metals combine • the sum of the protons and neutrons in an atom • horizontal row of elements in the periodic table • ...

Simple Machines 2021-02-11

Simple Machines crossword puzzle
Across
  1. Where the electrons float around the nucleus.
  2. Element with atomic number 8.
  3. The property in which the periodic table is currently organized.
  4. Number of electrons in the first shell of the electron cloud.
  5. There are only 17 of these on the periodic table but are essential for life.
  6. The process of an atom losing energy
  7. The building block of matter.
  8. Atoms with the same number of protons with differing numbers of neutrons.
  9. There are 7 rows or ___________ on the modern periodic table.
  10. After the first shell, each electron shell can hold this number of electrons.
Down
  1. The electrons are the ___________ particles found in the atom.
  2. The two subatomic particles that make up the majority of an atom's mass.
  3. Created the first periodic table.
  4. a term used for nonmetals that are easily broken.
  5. Original property that Mendeleev used to organize the elements.
  6. Where the protons and neutrons are located in the atom.
  7. The amount of time it takes for half of a sample of an element to decay.
  8. Found in the nucleus with the protons.
  9. a term used for metals that can be hammered or reshaped without breaking.
  10. Positively charge subatomic particles
  11. Adding protons and neutrons together gives you the atom's _______ number.
  12. There are 18 columns or _________ on the modern periodic table.

22 Clues: Element with atomic number 8. • The building block of matter. • Created the first periodic table. • The process of an atom losing energy • Positively charge subatomic particles • Found in the nucleus with the protons. • Where the electrons float around the nucleus. • a term used for nonmetals that are easily broken. • ...

Chemistry Revision 2024-07-19

Chemistry Revision crossword puzzle
Across
  1. - Center of an atom containing protons and neutrons (7)
  2. - Elements typically found on the left side of the periodic table (6)
  3. - Positively charged particles in an atom's nucleus (7)
  4. - Essential for respiration, atomic number 8 (6)
  5. - Halogen, used in disinfectants, atomic number 17 (8)
  6. - Basic units of matter (5)
  7. - Vertical groups in the periodic table (7)
  8. - Scientist who created the first periodic table (9)
  9. - Noble gas with atomic number 2 (6)
  10. - Negatively charged particle found in shells around the nucleus (8)
  11. - Basis for organic life, atomic number 6 (6)
  12. - Alkali metal, atomic number 11 (6)
  13. - Energy levels where electrons are found (14)
  14. - Lightest element, atomic number 1 (8)
Down
  1. - Another term for a vertical column in the periodic table (5)
  2. - Pure substances consisting of only one type of atom (8)
  3. - Atoms of the same element with different numbers of neutrons (8)
  4. - Chart organizing all known elements by atomic number (12)
  5. - Transition metal, atomic number 26 (4)
  6. - Number of protons in an atom (12)
  7. - Alkaline earth metal, important for bones, atomic number 20 (7)
  8. - Neutral particles found in the nucleus of an atom (8)
  9. - Scientist who proposed the model of the atom with electrons in shells (4)
  10. - Noble gas, atomic number 10 (4)
  11. - Horizontal lines in the periodic table (4)

25 Clues: - Basic units of matter (5) • - Noble gas, atomic number 10 (4) • - Number of protons in an atom (12) • - Noble gas with atomic number 2 (6) • - Alkali metal, atomic number 11 (6) • - Lightest element, atomic number 1 (8) • - Transition metal, atomic number 26 (4) • - Vertical groups in the periodic table (7) • - Horizontal lines in the periodic table (4) • ...

Forces and Motion / Subatomic Particles 2021-10-15

Forces and Motion / Subatomic Particles crossword puzzle
Across
  1. this subatomic particle is found within the nucleus and has a neutral charge
  2. this is the favorite sports team of coach richard, the chicago ___
  3. this subatomic particle is found within the nucleus and has a positive charge
  4. which make up the majority of the elements, are found on the left side and middle of the
  5. the change in an objects velocity
  6. the speed and direction an object is travelling
  7. is the name given to the vertical columns on the periodic table
  8. the sum of the protons and neutrons in the nucleus of an atom
  9. the total distance travelled divided by the total of time travelled
  10. are found between the metals and nonmetals on the periodic table
  11. are found on the right side of the periodic table (except for hydrogen)
Down
  1. the rate of motion at a given instant
  2. table
  3. how far an object moves
  4. describes both the distance and direction the object moved (from point A to point B)
  5. how fast an object is traveling
  6. when an object covers equal distances in equal amounts of time
  7. is the name given for the horizontal rows on the periodic table
  8. is coach richard's dog's name
  9. this subatomic particle has a negative charge and is located outside the nucleus in a "cloud"
  10. tells how many protons are in one atom of an element

21 Clues: table • how far an object moves • is coach richard's dog's name • how fast an object is traveling • the change in an objects velocity • the rate of motion at a given instant • the speed and direction an object is travelling • tells how many protons are in one atom of an element • the sum of the protons and neutrons in the nucleus of an atom • ...

Chapter 6 Crossword 2025-11-17

Chapter 6 Crossword crossword puzzle
Across
  1. result of the overlap of two parallel electron cloud densities
  2. Formed when one or more electrons are transferred from one atom to another
  3. the elements in Group 8A of the periodic table
  4. One of the elements in Groups 3 through 12 of the periodic table. d block
  5. Elements that are poor conductors of heat and electric current
  6. Contains nonmetals, 7 valence electrons in it's outermost energy level. Very reactive
  7. elements with properties that fall between those of metals and nonmetals
  8. A negatively charged ion
  9. any metal in Group 1A of the periodic table
  10. Elements that are good conductors of electric current and heat.
Down
  1. A positively charged ion
  2. a single covalent bond that is formed when an electron pair is shared by the direct overlap of bonding orbitals
  3. Elements below the body of the periodic table. (Lanthanides and Actinides) f block
  4. the law that states that the repeating chemical and physical properties of elements change periodically with the atomic numbers of the elements
  5. A charged atom
  6. the elements in Group 2A of the periodic table
  7. a bond formed when atoms share one or more pairs of electrons
  8. A measure of the ability of an atom in a chemical compound to attract electrons
  9. The amount of energy required to remove an electron from an atom
  10. one-half the distance between the nuclei of identical atoms that are bonded together

20 Clues: A charged atom • A positively charged ion • A negatively charged ion • any metal in Group 1A of the periodic table • the elements in Group 8A of the periodic table • the elements in Group 2A of the periodic table • a bond formed when atoms share one or more pairs of electrons • result of the overlap of two parallel electron cloud densities • ...

Spelling words 2023-06-20

Spelling words crossword puzzle
Across
  1. 61st element on the periodic table
  2. 27th element on the periodic table
  3. 43rd element on the periodic table
  4. 116th element on the periodic table
Down
  1. 13th element on the periodic table
  2. 1st element on the periodic table
  3. 87th element on the periodic table
  4. 32nd element on the periodic table
  5. 113rd element on the periodic table(aka Nihonium)

9 Clues: 1st element on the periodic table • 13th element on the periodic table • 87th element on the periodic table • 32nd element on the periodic table • 61st element on the periodic table • 27th element on the periodic table • 43rd element on the periodic table • 116th element on the periodic table • 113rd element on the periodic table(aka Nihonium)

hysical Science Crossword: Sections 3A and 3B 2024-11-13

hysical Science Crossword: Sections 3A and 3B crossword puzzle
Across
  1. earth metal- an elemnt in group 2 of the periodic table having 2 valance electrons that can easily lose to form +2 cation making it extremly reactive
  2. element that typically has four or more valance electronsand that does not exhibt the general properties of metals
  3. an element with characteritics between those of metals and non metals
  4. radius -the distance from the center of an atoms nucleus to its outermost energy level
  5. an element that is tipcally dense ,solid,ductile,malleable, highly conductive, and chemical reactive
  6. metal -an element in group 1 of the periodic table, having one valance electron that can easily lose to form +1 cation making it extremly reactive
  7. see family.
  8. metal-any element in group 1-3of the periodic table, typically having one or two valance electron which it easily loses, resulting in cations with charges of 1+ or 2+
  9. group- any groups of 13-16 in the periodic table so named because they contain metals
Down
  1. electron- -any electron in the outermost energy level of a nuetral atom. unparied valnce electrons are usally involved in chemical bonding
  2. law - the law that states that the properties of the elements vary with their atomic numbers in a regular, repeted pattern
  3. gas- an element of group 18 on the periodic table having 8 valance electrons that fill the outer energy level
  4. - a measure of an elements ability to attract and hold electrons when bonded to other atoms
  5. A colum of elements in the periodic table having similar valance electrons arrangment, resulting in similar chemical properties also known as a group
  6. dot navigation- a representation of an atom consiting of its chemical symbol with surrounding dots represtinting its valance electrons
  7. an element in group 17 of the periodic table having 7 valance electrons, it easliy gains electrons -1
  8. table- A table of the chemical elements arranged to display their periodic properties in relation to their atomic numbers
  9. a row in the periodic table also called a series

18 Clues: see family. • a row in the periodic table also called a series • an element with characteritics between those of metals and non metals • group- any groups of 13-16 in the periodic table so named because they contain metals • radius -the distance from the center of an atoms nucleus to its outermost energy level • ...

Forces and Motion / Subatomic Particles 2021-10-15

Forces and Motion / Subatomic Particles crossword puzzle
Across
  1. this subatomic particle is found within the nucleus and has a neutral charge
  2. this is the favorite sports team of coach richard, the chicago ___
  3. this subatomic particle is found within the nucleus and has a positive charge
  4. which make up the majority of the elements, are found on the left side and middle of the
  5. the change in an objects velocity
  6. the speed and direction an object is travelling
  7. is the name given to the vertical columns on the periodic table
  8. the sum of the protons and neutrons in the nucleus of an atom
  9. the total distance travelled divided by the total of time travelled
  10. are found between the metals and nonmetals on the periodic table
  11. are found on the right side of the periodic table (except for hydrogen)
Down
  1. the rate of motion at a given instant
  2. table
  3. how far an object moves
  4. describes both the distance and direction the object moved (from point A to point B)
  5. how fast an object is traveling
  6. when an object covers equal distances in equal amounts of time
  7. is the name given for the horizontal rows on the periodic table
  8. is coach richard's dog's name
  9. this subatomic particle has a negative charge and is located outside the nucleus in a "cloud"
  10. tells how many protons are in one atom of an element

21 Clues: table • how far an object moves • is coach richard's dog's name • how fast an object is traveling • the change in an objects velocity • the rate of motion at a given instant • the speed and direction an object is travelling • tells how many protons are in one atom of an element • the sum of the protons and neutrons in the nucleus of an atom • ...

Dylan's Periodic Table Crossword 2017-12-18

Dylan's Periodic Table Crossword crossword puzzle
Across
  1. a small particle in the nucleus of the atom with no electrical charge
  2. A pure substance that cannot be broken down into other substances by chemical or physical means
  3. An element in group 18 of the periodic table
  4. A horizontal row of elements in the periodic table
  5. Another word for metalloid
  6. A substance made from two or more elements and chemically combined
  7. An arrangement of the elements that shows their symbols and properties
  8. elements with characteristics of both metals and nonmetals
  9. all elements located on the right side of the periodic table with the exception of hydrogen
  10. The Average mass of all Isotopes of an element
  11. Located on the left side of the periodic table
Down
  1. The core of an atom that contains protons and neutrons
  2. Positively charged particles found in the nucleus of an atom
  3. Indicates how likely an element is to undergo a chemical change
  4. Two or more substances that are in the same area but are not chemically bonded
  5. A one- or two -letter representation of an element
  6. A vertical column on the periodic table also called family
  7. A tiny negatively charged particle that moves around the outside of the nucleus of an atom
  8. The Number of protons in the nucleus of an atom
  9. The basic particle from which all elements are made

20 Clues: Another word for metalloid • An element in group 18 of the periodic table • The Average mass of all Isotopes of an element • Located on the left side of the periodic table • The Number of protons in the nucleus of an atom • A one- or two -letter representation of an element • A horizontal row of elements in the periodic table • ...

Water and life, periodic table, energy 2025-03-20

Water and life, periodic table, energy crossword puzzle
Across
  1. – The process of heat transfer in fluids due to differences in density.
  2. – Short forms used to represent chemical elements in the periodic table.
  3. – The green pigment in plants that helps in photosynthesis.
  4. – The transfer of heat energy through electromagnetic waves without needing a medium.
  5. – A lightweight metal essential for plant chlorophyll and human bones.
  6. – Subatomic particles found in the nucleus with no electrical charge.
  7. – The part of a plant that supports leaves and transports nutrients.
  8. – A vertical column in the periodic table containing elements with similar properties.
  9. – Essential nutrients made of amino acids that help in body growth and repair.
  10. – A reaction that absorbs heat energy from its surroundings.
Down
  1. – A material that reduces heat transfer, keeping things warm or cool.
  2. Metals – A group of highly reactive metals found in Group 1 of the periodic table.
  3. – A horizontal row in the periodic table where properties change progressively.
  4. – The measure of how hot or cold an object or environment is.
  5. – A reactive metal essential for nerve function and found in bananas.
  6. – A device used to measure energy in joules.
  7. – The process by which water evaporates from plant leaves.
  8. – The tissue in plants that transports water from roots to leaves.
  9. Energy – The total energy of moving particles in a substance.
  10. Mendeleev – The scientist who arranged elements in the first periodic table.

20 Clues: – A device used to measure energy in joules. • – The process by which water evaporates from plant leaves. • – The green pigment in plants that helps in photosynthesis. • – A reaction that absorbs heat energy from its surroundings. • – The measure of how hot or cold an object or environment is. • Energy – The total energy of moving particles in a substance. • ...

Chemistry Middle Test 2022-09-12

Chemistry Middle Test crossword puzzle
Across
  1. Sulfur, Uranium, Kalium, Samarium, Arsenic
  2. this thing we use for deliver liquid substances into another place in big scale
  3. The negatively charged particle in an atom
  4. The particle that discovered by James Chadwick from Alpha Ray Experiment in Beryllium element
  5. The name of group 1 metals
  6. the element with 11 atomic number
  7. the 6th element in periodic table
Down
  1. the 47th element in periodic table
  2. Thing that we use for measuring the temperature
  3. The cylindrical glass that we use for store, heat, and mix substances
  4. the element that has 238,03 mass number
  5. the 50th element in periodic table
  6. proton discoverer
  7. The other name of group VIIA
  8. the 82th element in periodic table

15 Clues: proton discoverer • The name of group 1 metals • The other name of group VIIA • the element with 11 atomic number • the 6th element in periodic table • the 47th element in periodic table • the 50th element in periodic table • the 82th element in periodic table • the element that has 238,03 mass number • Sulfur, Uranium, Kalium, Samarium, Arsenic • ...

Saraiva's Chemistry Review 2022-01-03

Saraiva's Chemistry Review crossword puzzle
Across
  1. Rows on the Periodic Table
  2. Positively charged ion
  3. The type of bond that happens between a nonmetal and a nonmetal
  4. (2 words) A Periodic Trend that describes the size of atoms relative to one another
  5. Elements that exhibit both metal and nonmetal characteristics
  6. (2 words) A Periodic Trend where it describes the amount of energy required to pull an electron from the atom's valence shell
  7. A subatomic particle that is found in the nucleus
  8. A positively charged subatomic particle
  9. Area around the nucleus of the atom where electrons are found
  10. A charged element or atom
Down
  1. A negatively charged subatomic particle
  2. The type of bond that happens between a metal and nonmetal
  3. A Periodic Trend where it describes an atom's desire to attract more electrons
  4. A sharing or exchange of a pair of electrons between atoms
  5. electrons (2 words) Electrons on the outermost orbit
  6. Elements found to the right of the "staircase" of the Periodic Table
  7. Elements that form covalent bonds with each other
  8. Negatively charged atom
  9. Elements going down a column on the Periodic Table

19 Clues: Positively charged ion • Negatively charged atom • A charged element or atom • Rows on the Periodic Table • A negatively charged subatomic particle • A positively charged subatomic particle • Elements that form covalent bonds with each other • A subatomic particle that is found in the nucleus • Elements going down a column on the Periodic Table • ...

Periodic table 2017-05-20

Periodic table crossword puzzle
Across
  1. The number of protons that aluminium (Al) has.
  2. As ions, metals have _____ electrons than protons.
  3. This element in period 1 typically has no neutrons.
  4. The type of charge that this element in Group 2, Period 4 has as an ion.
  5. This is the second last element in Group 2.
  6. This is the second last element in Period 2.
  7. This Group 1 element has four neutrons.
  8. This is the atomic mass of the last element in Period 2.
  9. Name of the element in Group 1, Period 3.
Down
  1. This is the number of neutrons that the second element in Period 3 has.
  2. The type of molecule that the second last Group of elements in the periodic table exist as naturally.
  3. All elements in Group 1 react with this substance strongly.
  4. The number of electrons that the negative ions in Period 3 always have.
  5. This element in period 3 forms a negative ion with a 3- charge.
  6. The type of charge that nonmetals have.
  7. The number of protons that this element in Group 1, Period 4 has.
  8. The number of electrons that a neutral atom of oxygen has.
  9. As a neutral atom, the number of protons that an element has _____ the number of electrons.

18 Clues: The type of charge that nonmetals have. • This Group 1 element has four neutrons. • Name of the element in Group 1, Period 3. • This is the second last element in Group 2. • This is the second last element in Period 2. • The number of protons that aluminium (Al) has. • As ions, metals have _____ electrons than protons. • ...

Periodic table 2017-05-20

Periodic table crossword puzzle
Across
  1. All elements in Group 1 react with this substance strongly.
  2. As ions, metals have _____ electrons than protons.
  3. The type of charge that this element in Group 2, Period 4 has as an ion.
  4. The type of charge that nonmetals have.
  5. Name of the element in Group 1, Period 3.
  6. This is the atomic mass of the last element in Period 2.
  7. The number of electrons that the negative ions in Period 3 always have.
  8. This is the second last element in Period 2.
  9. The number of electrons that a neutral atom of oxygen has.
  10. This is the second last element in Group 2.
Down
  1. The type of molecule that the second last Group of elements in the periodic table exist as naturally.
  2. This element in period 1 typically has no neutrons.
  3. This is the number of neutrons that the second element in Period 3 has.
  4. The number of protons that aluminium (Al) has.
  5. This element in period 3 forms a negative ion with a 3- charge.
  6. The number of protons that this element in Group 1, Period 4 has.
  7. This Group 1 element has four neutrons.
  8. As a neutral atom, the number of protons that an element has _____ the number of electrons.

18 Clues: The type of charge that nonmetals have. • This Group 1 element has four neutrons. • Name of the element in Group 1, Period 3. • This is the second last element in Group 2. • This is the second last element in Period 2. • The number of protons that aluminium (Al) has. • As ions, metals have _____ electrons than protons. • ...

Periodic Table 2013-09-11

Periodic Table crossword puzzle
Across
  1. makes 65% of our body
  2. gas/ also known as inert gases,family
  3. have different numbers of neutrons
  4. number/ # of protons + # of neutrons
  5. at least 110 of these are known
  6. found between the 2 types of metals
  7. located in group 17 and it is a family
  8. make very good conductors
  9. structure/ only included outer most orbital
  10. the number of valence electrons
  11. mass/ number of neutrons
Down
  1. only element with 0 neutrons
  2. rows that run east to west
  3. electrons/number of the group
  4. have a very dull look
  5. the 1 or 2 letters that represent the element
  6. metals/ all have 1 valence electron,family
  7. earth metals/ located in group 2,family

18 Clues: makes 65% of our body • have a very dull look • mass/ number of neutrons • make very good conductors • rows that run east to west • only element with 0 neutrons • electrons/number of the group • at least 110 of these are known • the number of valence electrons • have different numbers of neutrons • found between the 2 types of metals • number/ # of protons + # of neutrons • ...

Periodic Table 2013-11-05

Periodic Table crossword puzzle
Across
  1. a negative ion
  2. very reactive metals, they form strong alkaline hydroxides
  3. an element that is conductive, lustrous, and malleable
  4. gasses with a full outer shell of electrons and won't react with other elements
  5. how much an atom will share an electron
  6. in the middle of the periodic table and form coordination compounds
  7. the set of chemical properties that metals have
Down
  1. the energy required to make an ion
  2. reactive non-metals and form acidic compounds
  3. the distance from the middle of the atom to the outer electrons
  4. a positive ion
  5. reactive metals that form basic oxides that react with water
  6. elements that aren't conductive, lustrous, or very malleable
  7. the properties of an element recur periodically as their atomic number goes up
  8. an atom with a different number of electrons
  9. elements that have some metallic characteristics and some non-metal
  10. the amount of energy given off when an ion is made
  11. how reactive a atom is

18 Clues: a negative ion • a positive ion • how reactive a atom is • the energy required to make an ion • how much an atom will share an electron • an atom with a different number of electrons • reactive non-metals and form acidic compounds • the set of chemical properties that metals have • the amount of energy given off when an ion is made • ...

periodic table 2023-08-25

periodic table crossword puzzle
Across
  1. :elements are typically
  2. each element is represented by one on the periodic table
  3. Each element has a unique atomic number
  4. and are not good of heat or electrity
  5. :and in the middle of the table.
  6. with one or two letter chemical number
  7. nonmetals generally are not
  8. You can predict a lot about the chemical of an element
  9. what makes the periodic table really invaluble
  10. :most elements are and you can find them on the
  11. :are found on the upper right on periodic table
  12. : on a square above the chemical symbol
  13. The 7 horizontal are called
Down
  1. :and are good of the heat
  2. :of the element and below the symbol are the full name
  3. Atoms are listed in order of increase
  4. The most powerful tool chemisist
  5. :on the upper left
  6. The dividing line between metals and nonmetals

19 Clues: :on the upper left • :elements are typically • :and are good of the heat • nonmetals generally are not • The 7 horizontal are called • The most powerful tool chemisist • :and in the middle of the table. • Atoms are listed in order of increase • and are not good of heat or electrity • with one or two letter chemical number • Each element has a unique atomic number • ...

periodic table 2020-11-05

periodic table crossword puzzle
Across
  1. mass in grams of one mole of a substance.
  2. its not a metal.
  3. They are reactive nonmetallic elements that form strongly acidic compounds with hydrogen
  4. a way of writing very large or very small numbers
  5. a measurement of large quantities of very small entities
  6. horizontal rows on the periodic table
  7. a negatively charged ion
  8. Has properties that are intermediate between those of metals and solid nonmetals or semiconductors.
  9. a set of chemical elements in the same vertical column of the periodic table
  10. line indicates the position of the metalloids in the Periodic Table
Down
  1. they are all odorless, colorless, monatomic gases with very low chemical reactivity.
  2. a solid material that is typically hard, shiny, malleable
  3. the outermost shell of the atom that determine an atom's or group's ability to bond with others
  4. a positively charged ion
  5. the mass of an atom of a chemical element expressed in atomic mass units.
  6. a chemical rule of thumb that reflects the observation that main group elements tend to bond in such a way that each atom has eight electrons in its valence shell
  7. when relating to an atom
  8. an atom or molecule with a net electric charge due to the loss or gain of one or more electrons.

18 Clues: its not a metal. • a positively charged ion • a negatively charged ion • when relating to an atom • horizontal rows on the periodic table • mass in grams of one mole of a substance. • a way of writing very large or very small numbers • a measurement of large quantities of very small entities • a solid material that is typically hard, shiny, malleable • ...

Periodic Table 2023-04-27

Periodic Table crossword puzzle
Across
  1. Is a solid
  2. Is a metal
  3. who created the 1st periodic table?
  4. Which element is in the fourth series and the third representative family?
  5. which nonmetal is liquid
  6. Which metal is a liquid?
  7. In which period is aluminum
  8. Is a liquid with six energy levels?
  9. what is the energy required to remove an e from an atom?
  10. who used X-ray technology to measure the nuclear charge and atomic # of elements?
Down
  1. what has the reduction of the attractive force between a nucleus and its outer e due to the blocking effect of the inner e?
  2. It is an akali metals?
  3. what describes an element's tendency to undergo chemical reactions?
  4. what is measured as half the distance between the nuclei of atoms of an element?
  5. Which is element is a gas with six valence electrons?
  6. which elements is a anion?
  7. what measures of how strongly atoms attract bonding e to themselves?
  8. In which group is astatine?
  9. what has the properties of elements will reoccur in a periodic fashion if they are arranged in order of increasing atomic #?
  10. what is a neutral particle having equal number of p+ and e-?

20 Clues: Is a solid • Is a metal • It is an akali metals? • which nonmetal is liquid • Which metal is a liquid? • which elements is a anion? • In which period is aluminum • In which group is astatine? • who created the 1st periodic table? • Is a liquid with six energy levels? • Which is element is a gas with six valence electrons? • what is the energy required to remove an e from an atom? • ...

PERIODIC TABLE 2025-06-03

PERIODIC TABLE crossword puzzle
Across
  1. element, which has atomic mass of 106.42
  2. element is needed to breathe life
  3. most stable isotope with atomic mass 244
  4. element with atomic number of 88
  5. element with atomic number of 112
  6. element with chemic symbol of W
  7. element with atomic mass of 210
  8. element, which has atomic mass of
  9. element with atomic mass of 160.116
Down
  1. element that has atomic number 79
  2. element with atomic mass 87.62
  3. element with atomic mass of 40.078
  4. element with atomic mass of 24.305
  5. product when sodium and chloride are combined
  6. element with atomic mass of 195.084
  7. element with atomic number of 36
  8. element with chemical symbol of K
  9. element with chemical symbol of Th

18 Clues: element with atomic mass 87.62 • element with chemic symbol of W • element with atomic mass of 210 • element with atomic number of 88 • element with atomic number of 36 • element that has atomic number 79 • element is needed to breathe life • element with atomic number of 112 • element with chemical symbol of K • element, which has atomic mass of • ...

Periodic Table 2023-05-15

Periodic Table crossword puzzle
Across
  1. Si 14
  2. S 16
  3. Li 3
  4. B 5
  5. F 9
  6. C 6
  7. Na 11
  8. P 15
  9. Al 13
  10. He 2
Down
  1. N 7
  2. H 1
  3. Be 4
  4. Cl 17
  5. Mg 12
  6. Ar 18
  7. K1 9
  8. Ca 20

18 Clues: N 7 • H 1 • B 5 • F 9 • C 6 • S 16 • Be 4 • Li 3 • K1 9 • P 15 • He 2 • Si 14 • Cl 17 • Mg 12 • Ar 18 • Ca 20 • Na 11 • Al 13

Periodic Table 2025-02-11

Periodic Table crossword puzzle
Across
  1. O
  2. Be
  3. Cl
  4. N
  5. Al
  6. S
  7. H
  8. P
  9. CA
  10. Li
Down
  1. He
  2. B
  3. Si
  4. N
  5. F
  6. Ar
  7. Mg
  8. k
  9. S
  10. C

20 Clues: O • B • N • N • F • S • H • k • P • S • C • He • Be • Si • Cl • Al • Ar • Mg • CA • Li

Periodic Table 2024-10-24

Periodic Table crossword puzzle
Across
  1. This element is the second smallest element.
  2. This is the magic number of valence electrons that makes most atoms happy.
  3. This element has a symbol of Kr.
  4. This element has an atomic number of 20.
  5. This element is located in period 5 and group 11.
  6. This element has a rounded mass of 64.
  7. Ta (Tantalum) is in which group?
  8. If a molecule has 2 or more different kinds of atoms it is called a __.
  9. This element is in period 3 and has a rounded mass of 40.
  10. Zn is the symbol for which element?
Down
  1. Oxygen has __ protons.
  2. Fluorine has __ neutrons. (hint: mass - protons = neutrons)
  3. Lithium has __ valence electrons.
  4. Neon is a happy/sad element?
  5. What element has an atomic number of 6?
  6. Fluorine has __ valence electrons.
  7. A water molecule is made of 2 hydrogen atoms and 1 __ atom.
  8. This element is located in period 6 and group 14.
  9. What do you call an atom that is not neutral?

19 Clues: Oxygen has __ protons. • Neon is a happy/sad element? • This element has a symbol of Kr. • Ta (Tantalum) is in which group? • Lithium has __ valence electrons. • Fluorine has __ valence electrons. • Zn is the symbol for which element? • This element has a rounded mass of 64. • What element has an atomic number of 6? • This element has an atomic number of 20. • ...

Unit 4 crossword 2023-11-10

Unit 4 crossword crossword puzzle
Across
  1. electrons hang out in this space
  2. atoms giving off waves
  3. columns on the periodic table
  4. elctrons are in their lowest possible energy states
  5. a row on the periodic table
  6. height of the wave from the origin
  7. medium conductivity
  8. electrons farthest from the shell
  9. found in column 18
  10. poor conductivity
Down
  1. found in column 2
  2. found in column 16
  3. found in column 17
  4. an electron absorbs energy to move to a higher energy level
  5. in the middle of the periodic table
  6. found in column 1
  7. number of waves to pass a given point per unit of time
  8. distance from crest to crest
  9. found in column 15
  10. High conductivity
  11. highest point on one wave

21 Clues: found in column 2 • found in column 1 • High conductivity • poor conductivity • found in column 16 • found in column 17 • found in column 15 • found in column 18 • medium conductivity • atoms giving off waves • highest point on one wave • a row on the periodic table • distance from crest to crest • columns on the periodic table • electrons hang out in this space • ...

Periodic Table Crossword 2025-02-23

Periodic Table Crossword crossword puzzle
Across
  1. element symbol is Au
  2. element in period 2 group 13
  3. elements between alkali earth metals and halogens
  4. element symbol is o
  5. element in the bottom left corner of the periodic table
  6. valence levels are full
  7. symbol is Ni
  8. element is the bottom right corner of the periodic table
  9. atomic number is 10
Down
  1. elements between alkali metals and transition metals
  2. elements on the far left side of the periodic table
  3. elements between transition metals and noble gasses
  4. atomic number is 2
  5. element in period 4 group 9
  6. element in period 4 group 1
  7. element symbol is Fe
  8. element under hydrogen
  9. element symbol is N
  10. atomic number is 1
  11. element in the nonmetal elements

20 Clues: symbol is Ni • atomic number is 2 • atomic number is 1 • element symbol is o • element symbol is N • atomic number is 10 • element symbol is Au • element symbol is Fe • element under hydrogen • valence levels are full • element in period 4 group 9 • element in period 4 group 1 • element in period 2 group 13 • element in the nonmetal elements • ...

8th grade Final review 2023-05-16

8th grade Final review crossword puzzle
Across
  1. Name of the element; listed under the atomic symbol
  2. The element abbreviated as K
  3. The element abbreviated as He
  4. The element abbreviated as H
  5. You can tell how many _________ ___________ there are in an element by looking at the group they are in.
  6. The element abbreviated as Pb
  7. The horizontal columns on the periodic table
  8. The element abbreviated as S
  9. The element abbreviated as Sn
  10. An abbreviation of the element name, used to identify elements
Down
  1. the number of a chemical element in the periodic system
  2. The element abbreviated as Na
  3. The element abbreviated as Mn
  4. The element abbreviated as Au
  5. The vertical columns on the periodic table
  6. The element abbreviated as Ag
  7. The element abbreviated as Mg
  8. The periodic table consists primarily of _____________.
  9. The element abbreviated as Hg
  10. The mass of an atom or a molecule
  11. The element abbreviated as Kr
  12. The element abbreviated as O

22 Clues: The element abbreviated as K • The element abbreviated as H • The element abbreviated as O • The element abbreviated as S • The element abbreviated as Na • The element abbreviated as Mn • The element abbreviated as Au • The element abbreviated as Ag • The element abbreviated as Mg • The element abbreviated as He • The element abbreviated as Hg • The element abbreviated as Kr • ...

Atoms Elements 2025-03-04

Atoms Elements crossword puzzle
Across
  1. Vertical column in the periodic table
  2. Greek philosopher who proposed the idea of atoms
  3. Important for strong bones and teeth
  4. The lightest and first element in the periodic table
  5. Substance made of only one type of atom
  6. Smallest unit of matter
  7. Horizontal row in the periodic table
Down
  1. Found in all living things
  2. Essential for respiration
  3. A noble gas with two protons
  4. A highly reactive metal in Group 1
  5. Positively charged particle
  6. table Organizes elements by their properties

13 Clues: Smallest unit of matter • Essential for respiration • Found in all living things • Positively charged particle • A noble gas with two protons • A highly reactive metal in Group 1 • Important for strong bones and teeth • Horizontal row in the periodic table • Vertical column in the periodic table • Substance made of only one type of atom • ...

adaleena 2025-10-07

adaleena crossword puzzle
Across
  1. Gas essential for breathing
  2. Neutral particle in an atom
  3. line Divides metals and nonmetals on the periodic table
  4. Negatively charged ion
  5. Substance made of only one kind of atom
  6. Wearing away of metal by chemical reaction
  7. Positively charged ion
  8. Mixture of two or more metals
  9. Smallest unit of matter
  10. Shiny, conductive element
Down
  1. table Chart of chemical elements (2 wds.)
  2. Positively charged particle in an atom
  3. Element that’s not shiny or conductive
  4. Charged atom or molecule
  5. Negatively charged particle
  6. How easily an element combines with others
  7. Atoms of the same element with different neutrons
  8. Group 17 elements on the periodic table
  9. Amount of matter in an object

19 Clues: Negatively charged ion • Positively charged ion • Smallest unit of matter • Charged atom or molecule • Shiny, conductive element • Gas essential for breathing • Neutral particle in an atom • Negatively charged particle • Mixture of two or more metals • Amount of matter in an object • Positively charged particle in an atom • Element that’s not shiny or conductive • ...

Periodic Table 2021-10-25

Periodic Table crossword puzzle
Across
  1. Dmitri ______ (last name) proposed the periodic table in 1869
  2. It is the first element of the periodic table
  3. Number of total periods
  4. It is the second element of the periodic table
  5. Elements are listed in the table by the structure of their
  6. Each element has its own name and _____
  7. The creator of the Periodic table was ______ (nationality)
Down
  1. It is the same number of protons in each atom
  2. The Periodic Table is a way of listing the
  3. It is called "periodic" because elements are lined up in _____
  4. There are 18 columns or ____

11 Clues: Number of total periods • There are 18 columns or ____ • Each element has its own name and _____ • The Periodic Table is a way of listing the • It is the same number of protons in each atom • It is the first element of the periodic table • It is the second element of the periodic table • Elements are listed in the table by the structure of their • ...

GEN CHEM 2020-05-26

GEN CHEM crossword puzzle
Across
  1. branch of science that explores living organism
  2. is a chemical substance composed of many identical molecules
  3. change of state from solid to liquid
  4. a chemical operation that separates solid matter and fluid from a mixture with a filter medium
  5. a laboratory technique for the separation of a mixture.
  6. it is a measure of the amount of matter in an object
  7. the meaning of Xe in the periodic table
  8. state of matter that atoms are close together.
  9. it’s the meaning of Au in the periodic table
  10. is the process by which an atom or a molecule acquires a negative or positive
  11. humans inhale this gas.
  12. chemistry that studies the structure of matter.
  13. change of state from liquid to gas
  14. an effect is light scattering by particles in a colloid or in a very fine suspension
  15. a property that does not depend on the size of matter.
  16. it is a special type of homogeneous mixture composed of two or more substances
  17. a mixture that has a small diameter yet are still uniformly distributed in a solution
  18. it is a measure of the "hotness" or "coldness" of a substance.
  19. it is a material made up of two or more different substances which are physically combined.
  20. the most abundant element in the universe
  21. it is a heterogeneous mixture that contains solid particles sufficiently large for sedimentation
  22. what is Ti stands for in period table.
  23. the meaning of Rb in the periodic table
Down
  1. 5th element in the periodic table
  2. the technique of heating a liquid to create vapor which is collected when cooled separate from the original liquid
  3. what is Fr stands for in periodic table
  4. change of state from solid to gas
  5. chemistry that deals with inorganic compounds
  6. it is a mixture in which the molecules that make up the mixture are uniformly distributed.
  7. the chemistry of carbon compounds
  8. state of matter where atoms are far apart.
  9. in science it means when the properties of the substance is unchanging
  10. is the ratio between the activity of your sample of interest.
  11. is the degree to which a chemical substance or a particular mixture of substances can damage an organism
  12. 57th in the periodic table
  13. it is a measure of how easily a substance burst into flames
  14. the element Ca in the periodic table
  15. change of state from liquid to solid
  16. the chemistry that study the behavior of matter
  17. property that does depend on the size of matter
  18. the meaning of Cl in the periodic table
  19. state of matter where atoms are not to far from each other
  20. 4th element in the periodic table
  21. it is the quantity of space occupied by a liquid, solid, or gas.
  22. it is the relationship between the mass of the substance and how much space it takes up
  23. is a mixture in which the components of the mixture are not uniform
  24. the 18th element in the periodic table
  25. is a measure of how readily a substance undergoes a chemical reaction.
  26. makes your voice change when inhaled and it is a noble gas.
  27. change of state from gas to solid
  28. it is a substance whose atoms all have the same number of protons
  29. Substance substances that are made of only one type of atom

52 Clues: humans inhale this gas. • 57th in the periodic table • 5th element in the periodic table • change of state from solid to gas • the chemistry of carbon compounds • 4th element in the periodic table • change of state from gas to solid • change of state from liquid to gas • change of state from solid to liquid • the element Ca in the periodic table • ...

Peridiocity 2023-01-24

Peridiocity crossword puzzle
Across
  1. a column in the periodic table of the chemical elements
  2. the number of atoms, ions, or molecules that a central atom or ion holds as its nearest neighbor in a complex or coordinate compound
  3. The horizontal rows of the periodic table
  4. any of the series of 15 consecutive chemical elements in the periodic table from lanthanum to lutetium.
  5. any of the six chemical elements that make up Group 1 of the periodic table
  6. any of a series of 15 consecutive chemical elements in the periodic table from actinium to lawrencium
  7. chemical catalysts whose physical phase is different from the phase of the reactants/products that take part in the catalyzed chemical reaction.
  8. any of the seven chemical elements that make up Group 18 of the periodic table.
Down
  1. a process where the reactants involved in the reaction and the catalyst are in the same phase
  2. the attraction exerted by the nucleus on electrons due to the positive charge of the protons and negative charge of the electron.
  3. the blocking of valence shell electron attraction by the nucleus, due to the presence of inner-shell electrons.
  4. any of various metallic elements that have valence electrons in two shells instead of only one
  5. a table of the chemical elements arranged in order of atomic number in rows and columns.
  6. any of the six nonmetallic elements that constitute Group 17 of the periodic table
  7. an ion or molecule attached to a metal atom by coordinate bonding

15 Clues: The horizontal rows of the periodic table • a column in the periodic table of the chemical elements • an ion or molecule attached to a metal atom by coordinate bonding • any of the six chemical elements that make up Group 1 of the periodic table • any of the seven chemical elements that make up Group 18 of the periodic table. • ...

Chemistry Crossword 2016-02-10

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

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

Periodic Table Creator 2023-10-19

Periodic Table Creator crossword puzzle
Across
  1. s, d, p, and f are all names for what?
  2. The letter in the middle of element boxes represents the element ______
  3. The mass number found in element boxes is the _______ atomic mass
  4. All elements in a group contain the same number of what electron?
  5. The ______ number is the same as the number of protons
  6. _______ are positively charged
  7. What does Co stand for?
  8. The name of the metals in the middle of the periodic table
  9. Na represents what element?
  10. _________ are negatively charged
Down
  1. What does Rb stand for?
  2. On the periodic table, what are the columns called?
  3. protons and neutrons equal what?
  4. _____ gasses are to the right of the “staircase”
  5. These elements surround the “staircase” of the periodic table
  6. What is an ion called if it’s positively charged?
  7. Al stands for what element?
  8. The ______ rule says that all elements in order to become energetically stable, desire 8 valence electrons
  9. What is an ion called if it’s negatively charged?
  10. The “principle energy number” is also known as the _________ number?
  11. __________ Table of the Elements

21 Clues: What does Rb stand for? • What does Co stand for? • Al stands for what element? • Na represents what element? • _______ are positively charged • protons and neutrons equal what? • __________ Table of the Elements • _________ are negatively charged • s, d, p, and f are all names for what? • _____ gasses are to the right of the “staircase” • ...

Drake's Crossword Puzzle 2018-12-18

Drake's Crossword Puzzle crossword puzzle
Across
  1. Another name for the rows in the periodic table.
  2. When an atom gains or loses electrons
  3. The creator of the periodic table.
  4. The elements in the column of the far left on the periodic table.
  5. All of the elements that are touching the zigzag line.
  6. The particles in an atom that have a positive charge.
  7. The elements in columns 3-12.
  8. All of the elements to the left of the zigzag line (except one)
  9. The weight of an element.
  10. The number above an elements atomic mass.
  11. A structure representing an atom/elements valence electrons.
  12. The name of the rare earth metals in period 7.
Down
  1. A name for the columns on the periodic table.
  2. When an atom has an uneven number of protons and neutrons.
  3. The elements in the far right column.
  4. All of the elements to the right of the zigzag line.
  5. The metals in the second column.
  6. The particles in an atom that have a neutral charge.
  7. The lightest metal.
  8. The particles in an atom that orbit the nucleus.

20 Clues: The lightest metal. • The weight of an element. • The elements in columns 3-12. • The metals in the second column. • The creator of the periodic table. • When an atom gains or loses electrons • The elements in the far right column. • The number above an elements atomic mass. • A name for the columns on the periodic table. • The name of the rare earth metals in period 7. • ...

Elements and the Periodic Table 2024-05-06

Elements and the Periodic Table crossword puzzle
Across
  1. the core of an atom
  2. atoms with the same number of protons and different number of neutrons
  3. two rows of elements placed beneath the periodic table
  4. an abbreviation of the elements name in english
  5. the ability of an object to transfer heat or electricity to another object
  6. has a negative charge and moves around in an atom
  7. the columns on a periodic table
  8. has the positive charge in an atom
  9. the metals in group two
  10. the sum of the protons and neutrons in the nucleus
  11. the mass of an atom of a chemical element explained in atomic mass units
  12. the ease and speed with which an element combines or reacts with another element
Down
  1. when iron isn't protected it will slowly turn to a reddish brown rust
  2. the elements in groups 3-12
  3. created the periodic table
  4. the rows on a periodic table
  5. the number of protons in the nucleus
  6. the metals in group one
  7. has no charge in an atom
  8. array of chemical elements organized by atomic numbers from the elements

20 Clues: the core of an atom • the metals in group two • the metals in group one • has no charge in an atom • created the periodic table • the elements in groups 3-12 • the rows on a periodic table • the columns on a periodic table • has the positive charge in an atom • the number of protons in the nucleus • an abbreviation of the elements name in english • ...

The Periodic Table 2024-10-02

The Periodic Table crossword puzzle
Across
  1. These have properties of both metals and nonmetals
  2. Group 18 on the periodic table
  3. To find the number of _________; subtract the atomic number from the atomic mass
  4. Electrons in the outer most shell
  5. Group that contains 2 valence electrons and are the second most reactive metals
  6. Abbreviation for Atomic Mass Units.
  7. Atoms that have the same number of protons but different numbers of electrons
  8. What all matter is made of
Down
  1. Group 1 Elements
  2. Group 3-12 elements
  3. These are brittle, poor conductors, and are dull in appearance.
  4. Metals are considered this if they can be made into wire.
  5. These are good conductors of heat and electricity.
  6. metals are considered this if they can be made into sheets
  7. number six on the Periodic Table
  8. The positively charged center of an atom
  9. A __________ is a vertical column on the Periodic Table of Elements
  10. Protons and neutrons are composed of even smaller particles called ______.
  11. The part of an element that takes part in chemical reactions
  12. The horizontal row on the Periodic Table

20 Clues: Group 1 Elements • Group 3-12 elements • What all matter is made of • Group 18 on the periodic table • number six on the Periodic Table • Electrons in the outer most shell • Abbreviation for Atomic Mass Units. • The positively charged center of an atom • The horizontal row on the Periodic Table • These have properties of both metals and nonmetals • ...

The Periodic Table 2025-02-22

The Periodic Table crossword puzzle
Across
  1. Chemical symbol Cu. Used in wires.
  2. Chemical symbol Na.
  3. Chemical symbol H.
  4. Chemical symbol C. Found in the form of coal or even diamonds.
  5. The least common state of matter (at room temp) in the table.
  6. Chemical symbol Ca.
  7. Chemical symbol Mg.
  8. The most common state of matter (at room temp) in the table.
  9. Chemical symbol Hg. One of the few elements that is liquid at room temperature.
  10. Column in a periodic table.
Down
  1. Chemical symbol Br. One of the few elements that is liquid at room temperature.
  2. Chemical symbol Cl.
  3. Chemical symbol K. Bananas are a good source.
  4. Used in party balloons and is a noble gas.
  5. The element we breathe in.
  6. Chemical symbol Au. It is extremely valuable.
  7. Row in a periodic table.
  8. One type of atom. Periodic tables are include them.
  9. Chemical symbol Ag. Silvery white metal.
  10. the second most common state of matter (at room temp) in the table.
  11. Chemical symbol Fe.

21 Clues: Chemical symbol H. • Chemical symbol Na. • Chemical symbol Cl. • Chemical symbol Ca. • Chemical symbol Mg. • Chemical symbol Fe. • Row in a periodic table. • The element we breathe in. • Column in a periodic table. • Chemical symbol Cu. Used in wires. • Chemical symbol Ag. Silvery white metal. • Used in party balloons and is a noble gas. • ...

periodic table 2016-12-20

periodic table crossword puzzle
Across
  1. is the other very simple element that you will find with one atomic orbital.
  2. is the first element in the periodic table and the most basic and common of all elements in the Universe.
  3. (F) is the ninth element of the periodic table and was first isolated and identified in 1886 by a scientist named Moisson.
  4. is in the family of alkaline earth metals with calcium (Ca) and beryllium (Be).
  5. (Ca) is an important element that helps your bones stay strong and able to support your weight.
  6. is the third element of the periodic table and was discovered in 1817 by a chemist named Arfvedson.
  7. is in those cleaning compounds.
Down
  1. You're breathing right now and your body is taking it in
  2. (Be) is the fourth element of the periodic table and was discovered and named in 1798 by a chemist named Vaquelin.
  3. is the seventh element of the periodic table.
  4. Many of you wrap your sandwiches with it.
  5. is a member of the alkali metal family with potassium (K) and lithium (Li).
  6. The periodic table's close relative of carbon (C)>>(Si).
  7. is the tenth element of the periodic table and the second of the noble gases.
  8. has been known and used for thousands of years.

15 Clues: is in those cleaning compounds. • Many of you wrap your sandwiches with it. • is the seventh element of the periodic table. • has been known and used for thousands of years. • You're breathing right now and your body is taking it in • The periodic table's close relative of carbon (C)>>(Si). • ...

Periodic Table 2020-09-17

Periodic Table crossword puzzle
Across
  1. The name for the elements who have a configuration that ends in the s block first column
  2. Brittle, dull, poor conductors
  3. Vertical column
  4. Frist scientist given credit for organizing the Periodic Table
  5. How the Periodic Table was first arranged
  6. horizontal row
  7. Has properties of both metals and nonmetals
  8. Where the alkaline earth metals are located
Down
  1. Group 17
  2. second scientist who arranged the Periodic Table according to atomic number
  3. What results when elements are arranged in order of increasing atomic number
  4. Elements that both the s and p sublevels are completely filled
  5. Separates metals from nonmetals
  6. The elements in the s and p blocks
  7. Inner transition metals
  8. Made into wore
  9. 2nd group, 4th row
  10. The metal that is grouped with the metalloids

18 Clues: Group 17 • Made into wore • horizontal row • Vertical column • 2nd group, 4th row • Inner transition metals • Brittle, dull, poor conductors • Separates metals from nonmetals • The elements in the s and p blocks • How the Periodic Table was first arranged • Has properties of both metals and nonmetals • Where the alkaline earth metals are located • ...

Periodic Table 2021-12-21

Periodic Table crossword puzzle
Across
  1. Some might confuse me for Superman's weakness
  2. You can associate me with wealth
  3. I am the strongest metal on Earth
  4. I have an atomic mass of 200.59
  5. I am frequently used in pools
  6. I have 6 electrons
  7. My chemical symbol is the letter B
  8. My atomic number is 47
  9. I help balloons fly up high
  10. I am an element that glows red
Down
  1. David Guetta and SIA made a song about me
  2. I have an atomic number of 53
  3. Daniel Rutherford discovered me
  4. I created the periodic table
  5. The lightest element
  6. I contribute to making your teeth healthy
  7. I have an atomic mass of 195.08
  8. I have 26 protons

18 Clues: I have 26 protons • I have 6 electrons • The lightest element • My atomic number is 47 • I help balloons fly up high • I created the periodic table • I have an atomic number of 53 • I am frequently used in pools • I am an element that glows red • Daniel Rutherford discovered me • I have an atomic mass of 200.59 • I have an atomic mass of 195.08 • You can associate me with wealth • ...

Periodic Table 2013-11-05

Periodic Table crossword puzzle
Across
  1. /the set of chemical properties that metals have
  2. /the distance from the middle of the atom to the outer electrons
  3. /the energy required to make an ion
  4. /reactive non-metals and form acidic compounds
  5. /the amount of energy given off when an ion is made
  6. /how much an atom will share an electron
  7. /how reactive a atom is
  8. /gasses with a full outer shell of electrons and won't react with other elements
  9. /elements that aren't conductive, lustrous, or very malleable
  10. /very reactive metals, they form strong alkaline hydroxides
Down
  1. /elements that have some metallic characteristics and some non-metal
  2. /reactive metals that form basic oxides that react with water
  3. /in the middle of the periodic table and form coordination compounds
  4. /the properties of an element recur periodically as their atomic number goes up
  5. /an atom with a different number of electrons
  6. /a negative ion
  7. /a positive ion
  8. /an element that is conductive, lustrous, and malleable

18 Clues: /a negative ion • /a positive ion • /how reactive a atom is • /the energy required to make an ion • /how much an atom will share an electron • /an atom with a different number of electrons • /reactive non-metals and form acidic compounds • /the set of chemical properties that metals have • /the amount of energy given off when an ion is made • ...

Periodic Table 2023-02-08

Periodic Table crossword puzzle
Across
  1. Period5Group17
  2. Group14Period5
  3. Period4Group8
  4. Group1Period1
  5. Group15Period4
  6. Group2Period6
  7. Group13Period3
  8. Period1Group18
Down
  1. Group14Period6
  2. Period2Group15
  3. Group11Period6
  4. Period18Group2
  5. Group1Period4
  6. Period7Group2
  7. Period4Group16
  8. Period3Group1
  9. Group2Period4
  10. Period5Group11

18 Clues: Period4Group8 • Group1Period4 • Group1Period1 • Period7Group2 • Period3Group1 • Group2Period4 • Group2Period6 • Group14Period6 • Period5Group17 • Period2Group15 • Group11Period6 • Group14Period5 • Period18Group2 • Period4Group16 • Group15Period4 • Period5Group11 • Group13Period3 • Period1Group18

Periodic Table 2023-08-28

Periodic Table crossword puzzle
Across
  1. : most elements are ______.
  2. :the most powerful tool chemists.
  3. : good source of electricity and heat.
  4. : full names of the elements, and its _______.
  5. : it is on the upper left of the periodic table.
  6. : found in the upper right of the periodic table.
  7. :the periodic table is what you use to _____ chemicals.
  8. :you can predict the chemicals _______.
  9. : metallic elements are typically _____.
  10. : that the numbers of _____.
Down
  1. : nonmetals are generally not good _____.
  2. : you can find them on the _______.
  3. atoms are listed in order of increasing _____.
  4. : The 7 horizontal rows are called _____.
  5. : One or two letter ______.
  6. number : above the chemical symbol is ______.
  7. : nonmetals generally not _____.
  8. : the line that draws nonmetals and metals.
  9. : each element is represented by a ______.

19 Clues: : most elements are ______. • : One or two letter ______. • : that the numbers of _____. • : nonmetals generally not _____. • :the most powerful tool chemists. • : you can find them on the _______. • : good source of electricity and heat. • :you can predict the chemicals _______. • : metallic elements are typically _____. • : nonmetals are generally not good _____. • ...

Element Crossword 2021-10-10

Element Crossword crossword puzzle
Across
  1. Which period of the periodic table corresponds with Lithium (Li)
  2. The elements that touch the zigzag line (staircase) of the periodic table
  3. Number of groups on the periodic table corresponds with Halogens
  4. B
Down
  1. Li
  2. Atom with different number of electrons
  3. Group seven
  4. The element with 5 protons
  5. Ag
  6. Number of periods on the periodic table
  7. Atomic mass of Neon
  8. Democriticus coined this word

12 Clues: B • Li • Ag • Group seven • Atomic mass of Neon • The element with 5 protons • Democriticus coined this word • Atom with different number of electrons • Number of periods on the periodic table • Which period of the periodic table corresponds with Lithium (Li) • Number of groups on the periodic table corresponds with Halogens • ...

Chemistry Study Guide 2016-02-10

Chemistry Study Guide crossword puzzle
Across
  1. positive electrical charge
  2. properties between metals and nonmetals
  3. left to right on a periodic table
  4. substance that is a conductor of electricity and heat
  5. amount of electrons on the outer shell of an atom
  6. element not having a metal character
  7. one substance made from atoms
  8. represents the element
Down
  1. top to bottom on a periodic table
  2. represents the number of protons and electrons
  3. smallest particle of an element
  4. created the periodic table
  5. goes around the nucleus, area where electrons are
  6. mass given of an element
  7. negative electrical charge
  8. center part of an atom
  9. neutral electrical charge
  10. group of rare gases

18 Clues: group of rare gases • center part of an atom • represents the element • mass given of an element • neutral electrical charge • positive electrical charge • created the periodic table • negative electrical charge • one substance made from atoms • smallest particle of an element • top to bottom on a periodic table • left to right on a periodic table • ...

Periodic Table 2023-05-01

Periodic Table crossword puzzle
Across
  1. A pure substance that cannot be separated into simpler substances
  2. 1 on the periodic table
  3. The rarest element
  4. Fe
  5. One or two letter code used to identify the elements
  6. The name given to the horizontal rows on the periodic table
Down
  1. The basic building blocks of neutrons and electrons
  2. Au
  3. First artificial element made by man
  4. Helium, Radon,and Argon
  5. decreases as you go from left to right across a period
  6. Most of the elements in the periodic table are
  7. The vertical columns on the periodic table are called
  8. the gas we breathe

14 Clues: Au • Fe • The rarest element • the gas we breathe • Helium, Radon,and Argon • 1 on the periodic table • First artificial element made by man • Most of the elements in the periodic table are • The basic building blocks of neutrons and electrons • One or two letter code used to identify the elements • The vertical columns on the periodic table are called • ...

Topic 3 Periodicity Crossword 2020-11-06

Topic 3 Periodicity Crossword crossword puzzle
Across
  1. the elements of the first two groups of the periodic table and helium
  2. negatively charged ion formed from a halogen
  3. element that has an atom with an incomplete d-sublevel or that gives rise to cations with an incomplete d-sublevel (elements in groups 3 to 11)
  4. ions or atoms that have the same electron configuration.
  5. horizontal row of the periodic table. All elements in the same row have their highest energy electron in the same principal energy level
  6. elements from Z = 57 to Z = 71
  7. energy change when 1 mole of atoms (or 1 mole of molecules) gain 1 mole of electrons to form 1 mole of negative ions in the gas phase
Down
  1. elements in the central block of the periodic table, in which the d-subshell of an atom is being filled with electrons; the block of elements in the periodic table consisting of scandium, yttrium and lanthanum together with the three periods of transition elements; titanium to zinc, zirconium to cadmium and hafnium to mercury
  2. repetition of similar properties because of similar valence electron configuration
  3. half the distance between 2 nuclei in a covalent bond
  4. a measure of how strongly an atom attracts the electrons in a chemical bond.
  5. the block of elements in the periodic table consisting of the lanthanoid series (from cerium to lutetium) and the actinoid series (from thorium to lawrencium)
  6. elements in groups 13 to 18 (excluding He) of the periodic table
  7. theoretical distance between the nucleus of an atom and its outermost electron
  8. an element that exhibits both metal and non-metal properties
  9. the energy required to remove 1mole of electrons from 1mole of gaseous atoms.
  10. outer energy level that is occupied by electrons
  11. from 0 (least electronegative) to 4
  12. vertical column of the periodic table. In the main group elements, the group number corresponds to the number of valence electrons
  13. oxide which reacts both like an acidic oxide and a basic oxide
  14. elements from Z = 89 to Z = 103

21 Clues: elements from Z = 57 to Z = 71 • elements from Z = 89 to Z = 103 • from 0 (least electronegative) to 4 • negatively charged ion formed from a halogen • outer energy level that is occupied by electrons • half the distance between 2 nuclei in a covalent bond • ions or atoms that have the same electron configuration. • ...

Vocabulary chapter 5 2022-10-26

Vocabulary chapter 5 crossword puzzle
Across
  1. law the pattern of repeating properties displayed by elements in the periodic table
  2. table an arrangement of elements in columns, based on a set of properties that repeat from row to row
  3. the elements in group 7A of the periodic table
  4. gases the elements in group 8A of the periodic table
  5. earth metals the elements in group 2A of the periodic table
  6. elements with properties that fall between those of metals and nonmetals Valence electron - an electron that is in the highest occupied energy level of an atom
  7. mass unit (amu) one twelfth the mass of a carbon-12 atom Metals elements that are good conductors of heat and electric current
Down
  1. a row in a periodic table of elements
  2. a column of elements in a periodic table
  3. metals elements that form a bridge between elements on the left and right sides of the periodic table
  4. elements that are poor conductors of heat and electric current
  5. metals the elements in group 1A of the periodic table, not including hydrogen

12 Clues: a row in a periodic table of elements • a column of elements in a periodic table • the elements in group 7A of the periodic table • gases the elements in group 8A of the periodic table • earth metals the elements in group 2A of the periodic table • elements that are poor conductors of heat and electric current • ...

Zayra- element puzzle 2023-05-01

Zayra- element puzzle crossword puzzle
Across
  1. Symbol is CI
  2. I have 26 neutrons
  3. is in the actinoids category and its symbol is Th
  4. (2,4)
  5. I have 80 protons
  6. post-transition metals and symbol is PO
  7. (9,4)
  8. 79th element in the periodic table
  9. I have 28 neutrons
  10. Sixth element in the periodic table
  11. I have 20 neutrons
  12. I have 82 neutrons
Down
  1. Symbol is AR
  2. is in the actinoids category and its symbol is AC
  3. symbol is NE
  4. I have 72 protons
  5. I have 30 protons
  6. (2,5)
  7. Symbol is KR
  8. The first element in the periodic table
  9. noble gas and symbol is RN
  10. I have 8 neutrons
  11. I have 88 protons
  12. (3,5)
  13. 87th element in the periodic table

25 Clues: (2,4) • (2,5) • (9,4) • (3,5) • Symbol is AR • Symbol is CI • symbol is NE • Symbol is KR • I have 72 protons • I have 30 protons • I have 8 neutrons • I have 80 protons • I have 88 protons • I have 26 neutrons • I have 28 neutrons • I have 20 neutrons • I have 82 neutrons • noble gas and symbol is RN • 79th element in the periodic table • 87th element in the periodic table • ...

Zayra- element puzzle 2025-02-23

Zayra- element puzzle crossword puzzle
Across
  1. Symbol is CI
  2. I have 26 neutrons
  3. is in the actinoids category and its symbol is Th
  4. (2,4)
  5. I have 80 protons
  6. post-transition metals and symbol is PO
  7. (9,4)
  8. 79th element in the periodic table
  9. I have 28 neutrons
  10. Sixth element in the periodic table
  11. I have 20 neutrons
  12. I have 82 neutrons
Down
  1. Symbol is AR
  2. is in the actinoids category and its symbol is AC
  3. symbol is NE
  4. I have 72 protons
  5. I have 30 protons
  6. (2,5)
  7. Symbol is KR
  8. The first element in the periodic table
  9. noble gas and symbol is RN
  10. I have 8 neutrons
  11. I have 88 protons
  12. (3,5)
  13. 87th element in the periodic table

25 Clues: (2,4) • (2,5) • (9,4) • (3,5) • Symbol is AR • Symbol is CI • symbol is NE • Symbol is KR • I have 72 protons • I have 30 protons • I have 8 neutrons • I have 80 protons • I have 88 protons • I have 26 neutrons • I have 28 neutrons • I have 20 neutrons • I have 82 neutrons • noble gas and symbol is RN • 79th element in the periodic table • 87th element in the periodic table • ...

Chemistry CW 1 2021-11-29

Chemistry CW 1 crossword puzzle
Across
  1. elements in group 18 of the periodic table that share similar properties such as a full outer electron shell
  2. A chart of all known elements that scientists reference when working with atoms or molecules
  3. Protons and neutrons clump together at the center of an atom to form the ___________ of an atom.
  4. Elements that are good conductors of electricity and thermal energy and are often solid at room temperature.
  5. Anything that has mass and takes up space.
  6. The average mass of the nucleus of that element.
  7. ________ electron is a located in the outermost shell of an atom
  8. elements in group 17 of the periodic table that need only one electron to complete its outer electron shell
  9. Elements arranged in vertical columns of the periodic table that share the same properties.
  10. elements in group 2 of the periodic table that are characterized as metals and only have two valence electrons
  11. ________ family are the elements in group 15
  12. A positively charged subatomic particle located at the center of an atom.
  13. Characteristics of elements that help to identify what they are.
  14. An abbreviation for the name of an element on the periodic table.
Down
  1. A subatomic particle with no charge located at the center of an atom.
  2. A subatomic particle of an atom that is negatively charged and orbits the nucleus extremely fast.
  3. someone who studies chemistry
  4. elements in group 1 of the periodic table that are characterized as metals and only have one valence electron
  5. Repeating rows of the periodic table that demonstrate patterns of how elements are arranged.
  6. Two or more atoms bonded together.
  7. when an element has more than one possibility for the number of neutrons
  8. The number of protons in the nucleus of each element.
  9. _______ family are the elements in group 16
  10. ________ family are the elements in group 13
  11. The basic unit of an element.
  12. this is where the electrons in an atom are found
  13. ________ family are the elements in group 14

27 Clues: someone who studies chemistry • The basic unit of an element. • Two or more atoms bonded together. • Anything that has mass and takes up space. • _______ family are the elements in group 16 • ________ family are the elements in group 13 • ________ family are the elements in group 15 • ________ family are the elements in group 14 • ...

periodic table project 2025-11-21

periodic table project crossword puzzle
Across
  1. This element has 26 protons and 30 neutrons
  2. This group is nonflammable and Colorless,tasteless,and odorless
  3. Mendeleev Arranged the periodic table by increasing atomic____
  4. This element has 8 protons and 8 neutrons
  5. _______ metals can form ions with multiple charges
  6. Metals on the left of the periodic table form _____ ions
  7. The number of valence electrons for a element is determined by its group on the _______
  8. This element is shiny but brittle
  9. Actinides include _______, which have 92 protons
  10. This group is low in density and has a low melting point
  11. This group is shiny, but start to tarnish upon exposure to air
  12. This group is Highly reactive due to their ability to gain an electron
  13. This group is good conductors of electricity and has 2 valence electrons in their outer shell
  14. Gold is a _____ metal that is found in the bottom right of the periodic table
  15. Transition Metals include ______, which have 79 protons and 118 neutrons
  16. This type of element is shiny and high in density
Down
  1. Arranged periodic table by increasing atomic number
  2. This type of element is brittle and a poor conductor of heat and electricity
  3. This group is Dense with high melting and boiling points
  4. Given credit for the first periodic table
  5. Halogens include ______, which have 9 protons and 10 neutrons
  6. The number of dots in the Lewis Dot Symbol is the same as the number of ______ electrons
  7. This element has 5 protons a 6 neutrons
  8. Non-metals on the right of the periodic table form _____ ions
  9. Alkaline Earth Metals include _____, which have 56 protons and 81 neutrons
  10. Noble Gases include ______, which have 18 protons and 22 neutrons
  11. Lanthanides include ______, which have 57 protons and 82 neutrons
  12. Potassium is a ______ metal that is found in the bottom left of the periodic table
  13. Alkali Metals included ______,which have 3 protons and 4 neutrons
  14. This group can ignite spontaneously and reacts with hot water to make hydrogen
  15. Elements in the same group typically form _____ with the same charge

31 Clues: This element is shiny but brittle • This element has 5 protons a 6 neutrons • Given credit for the first periodic table • This element has 8 protons and 8 neutrons • This element has 26 protons and 30 neutrons • Actinides include _______, which have 92 protons • This type of element is shiny and high in density • _______ metals can form ions with multiple charges • ...

Periodic table 2023-09-25

Periodic table crossword puzzle
Across
  1. a measure of how a substance undergoes a chemical reaction
  2. A element that that shares characteristics of both metal and non metal
  3. A grid of elements, orderly and neat. Rows and columns structured array
  4. An element that forms salt when it reacts with a metal
  5. a column of elements in the periodic table of the chemical elements.
  6. a molecule composed of two of the same atom
  7. a chemical element that lacks characteristics of a metal
  8. the total distance from the nucleus of an atom to the outermost orbital of its electron
  9. A group of elements found in the second column of the periodic table
Down
  1. a chemical property that describes the tendency of an atom or a functional group to attract electrons toward itself
  2. A horizontal row in the periodic table
  3. The point where substances changes from solid to liquid
  4. elements that are arranged in an order, the properties of elements would repeat after some period
  5. A gaseous chemical element that does not readily enter into chemical combination with other elements
  6. A group of elements that are found in the first column of periodic table
  7. A group of elements found in the middle of the periodic table
  8. opaque, lustrous element that is a good conductor of heat and electricity

17 Clues: A horizontal row in the periodic table • a molecule composed of two of the same atom • An element that forms salt when it reacts with a metal • The point where substances changes from solid to liquid • a chemical element that lacks characteristics of a metal • a measure of how a substance undergoes a chemical reaction • ...

Anish's crossword puzzle 2020-10-02

Anish's crossword puzzle crossword puzzle
Across
  1. used for jewelry and is yellow and shiny
  2. symbol Y
  3. lack of this causes a deficiency disease called Goitre in human beings
  4. number three in the periodic table
  5. Symbol Mg
  6. symbol ca
  7. group 2 in the periodic table, atomic number 4
Down
  1. Number one in the periodic table
  2. when plants lack this, they get yellow leaves with dead spots
  3. symbol hg
  4. symbol sn
  5. number 23 in the periodic table
  6. somehow dangerous to human beings and makes us dizzy

13 Clues: symbol Y • symbol hg • symbol sn • Symbol Mg • symbol ca • number 23 in the periodic table • Number one in the periodic table • number three in the periodic table • used for jewelry and is yellow and shiny • group 2 in the periodic table, atomic number 4 • somehow dangerous to human beings and makes us dizzy • when plants lack this, they get yellow leaves with dead spots • ...

Element Crossword 2021-10-10

Element Crossword crossword puzzle
Across
  1. Which period of the periodic table corresponds with Lithium (Li)
  2. The elements that touch the zigzag line (staircase) of the periodic table
  3. Number of groups on the periodic table corresponds with Halogens
  4. B
Down
  1. Li
  2. Atom with different number of electrons
  3. Group seven
  4. The element with 5 protons
  5. Ag
  6. Number of periods on the periodic table
  7. Atomic mass of Neon
  8. Democriticus coined this word

12 Clues: B • Li • Ag • Group seven • Atomic mass of Neon • The element with 5 protons • Democriticus coined this word • Atom with different number of electrons • Number of periods on the periodic table • Which period of the periodic table corresponds with Lithium (Li) • Number of groups on the periodic table corresponds with Halogens • ...

Element Crossword 2021-10-11

Element Crossword crossword puzzle
Across
  1. Li
  2. Number of groups on the periodic table
  3. Which period of the periodic table corresponds with Lithium (Li)
  4. B
  5. The elements that touch the zigzag line (staircase) of the periodic table
  6. The atomic mass of Neon
Down
  1. Ag
  2. Group seven
  3. Democriticus coined this word
  4. The element with 6 protons
  5. Atom with different number of electrons
  6. Number of periods on the periodic table

12 Clues: B • Ag • Li • Group seven • The atomic mass of Neon • The element with 6 protons • Democriticus coined this word • Number of groups on the periodic table • Atom with different number of electrons • Number of periods on the periodic table • Which period of the periodic table corresponds with Lithium (Li) • The elements that touch the zigzag line (staircase) of the periodic table

Element Crossword 2021-10-11

Element Crossword crossword puzzle
Across
  1. Number of periods on the periodic table
  2. J.J. Thomson discovered this
  3. Group eleven
  4. The element with 6 protons
Down
  1. Atom with different number of electrons
  2. Number of groups on the periodic table
  3. The atomic mass of Beryllium
  4. Which period of the periodic table corresponds with Calcium (Ca)
  5. The elements that touch the zigzag line (staircase) of the periodic table
  6. Ni
  7. Ac
  8. As

12 Clues: Ni • Ac • As • Group eleven • The element with 6 protons • The atomic mass of Beryllium • J.J. Thomson discovered this • Number of groups on the periodic table • Atom with different number of electrons • Number of periods on the periodic table • Which period of the periodic table corresponds with Calcium (Ca) • ...

Atomic Structure and Isotopes 2023-02-15

Atomic Structure and Isotopes crossword puzzle
Across
  1. the Russian chemist who published the first periodic table
  2. are found on the right side of the periodic table and tend to gain electrons
  3. vertical columns on the periodic table
  4. the sum of the number of protons and neutrons
  5. the charge of a neutron
Down
  1. subatomic particle that is negatively charged
  2. the elements of the periodic table were organized by Mendeleev in order of increasing __________
  3. alkali metals tend to ______ lose electrons, forming positive ions
  4. group 18 elements are known to be _______ or non-reactive
  5. the number of horizontal rows on the periodic table
  6. the center of an atom
  7. the atomic number is equal to the number of protons
  8. same elements with different numbers of neutrons

13 Clues: the center of an atom • the charge of a neutron • vertical columns on the periodic table • subatomic particle that is negatively charged • the sum of the number of protons and neutrons • same elements with different numbers of neutrons • the number of horizontal rows on the periodic table • the atomic number is equal to the number of protons • ...

Science 2018-12-20

Science crossword puzzle
Across
  1. used to detect the heat of something
  2. the separation of dissolved substances by running a solvent along absorbent paper
  3. how many groups on the periodic table
  4. were are non-metals found on the period table
  5. group 1 on the periodic table
  6. the attraction of + metal ions
  7. Br2+2KCl=
  8. why mendeleev left gaps on the periodic table
  9. a cell that defends against pathogens
Down
  1. fluornie
  2. had the first ideas about atoms
  3. can detect illegal drugs
  4. number of protons
  5. the smallest part of an element that can still be recognised as that element
  6. separation of a liquid from a mixture
  7. produced by a type of white blood cell that attaches to pathogens
  8. the boiling point of ethanol
  9. a type of shape memory alloy made from nickel and titanium
  10. a substance that dissolves to make a solution
  11. a substance made up of only one type of atom

20 Clues: fluornie • Br2+2KCl= • number of protons • can detect illegal drugs • the boiling point of ethanol • group 1 on the periodic table • the attraction of + metal ions • had the first ideas about atoms • used to detect the heat of something • how many groups on the periodic table • separation of a liquid from a mixture • a cell that defends against pathogens • ...

Science 2018-12-20

Science crossword puzzle
Across
  1. how many groups on the periodic table
  2. group 1 on the periodic table
  3. the boiling point of ethanol
  4. produced by a type of white blood cell that attaches to pathogens
  5. the attraction of + metal ions
  6. can detect illegal drugs
  7. a substance that dissolves to make a solution
  8. were are non-metals found on the period table
  9. fluornie
  10. separation of a liquid from a mixture
Down
  1. used to detect the heat of something
  2. a substance made up of only one type of atom
  3. the separation of dissolved substances by running a solvent along absorbent paper
  4. Br2+2KCl=
  5. the smallest part of an element that can still be recognised as that element
  6. had the first ideas about atoms
  7. a cell that defends against pathogens
  8. why mendeleev left gaps on the periodic table
  9. number of protons
  10. a type of shape memory alloy made from nickel and titanium

20 Clues: fluornie • Br2+2KCl= • number of protons • can detect illegal drugs • the boiling point of ethanol • group 1 on the periodic table • the attraction of + metal ions • had the first ideas about atoms • used to detect the heat of something • how many groups on the periodic table • a cell that defends against pathogens • separation of a liquid from a mixture • ...

Basic Periodic Table Vocab 2017-08-01

Basic Periodic Table Vocab crossword puzzle
Across
  1. elements that tend to gain electrons in chemical reactions; found at the upper right side of the periodic table
  2. one of two or more atoms with the same number of protons but different numbers of neutrons
  3. the group 7A or 17 elements, which are very reactive nonmetals
  4. an arrangement of the elements in which atomic number increases from left to right and elements with similar properties fall in columns called families or groups
  5. the elements in columns designated with B or in columns 3-12 of the periodic table
  6. the group 2A elements, which are fairly reactive metals
  7. elements that have similar outer electron configurations and therefore similar properties
  8. the group 1A elements, which are highly reactive metals
  9. elements that tend to lose electrons in chemical reactions; found on the left side and in the center of the periodic table
  10. the energetic particles emitted from the nucleus of an atom when it is undergoing a nuclear process
  11. a group of elements that have similar
Down
  1. the group 8A or 18 elements, which are chemically unreactive
  2. a positively charged ion
  3. groups 1A thru 8A on the periodic table
  4. a negatively charged ion
  5. the percentage amount of each isotope of an element in a naturally occurring sample of the element
  6. a weighted average of the masses of each naturally occurring isotope of an element
  7. a compound or element exhibiting intermediate electrical conductivity that can be changed and controlled
  8. describes a substance that emits tiny, invisible, energetic particles from the nuclei of its component atoms
  9. a law that states that when the elements are arranged in order of increasing relative mass, certain sets of properties recur periodically
  10. the sum of the number of neutrons and protons in an atom
  11. the elements in the middle of the periodic table whose properties tend to be less predictable based simply on their position in the periodic table
  12. those elements that fall along the boundary between the metal and the nonmetal in the periodic table
  13. an atom or group of atoms that has gained or lost one or more electrons, so that it has an electric charge

24 Clues: a positively charged ion • a negatively charged ion • a group of elements that have similar • groups 1A thru 8A on the periodic table • the group 2A elements, which are fairly reactive metals • the group 1A elements, which are highly reactive metals • the sum of the number of neutrons and protons in an atom • the group 8A or 18 elements, which are chemically unreactive • ...

Element Crossword 2021-10-11

Element Crossword crossword puzzle
Across
  1. The elements that touch the zigzag line (staircase) of the periodic table
  2. Number of groups on the periodic table
  3. Which period of the periodic table corresponds with Calcium (Ca)
  4. Atom with different number of electrons
  5. Group eleven
  6. Ni
Down
  1. J.J. Thomson discovered this
  2. Number of periods on the periodic table
  3. The atomic mass of Beryllium
  4. Ac
  5. As
  6. The element with 6 protons

12 Clues: Ac • As • Ni • Group eleven • The element with 6 protons • J.J. Thomson discovered this • The atomic mass of Beryllium • Number of groups on the periodic table • Number of periods on the periodic table • Atom with different number of electrons • Which period of the periodic table corresponds with Calcium (Ca) • ...

chemistry vocabulary 2013-10-10

chemistry vocabulary crossword puzzle
Across
  1. the number of positive charges of protons in the nucleus of an atom of a given element
  2. any of two or more forms of a chemical element
  3. any element in group 2 of the periodic table
  4. an ionic bond is a chemical link between two atoms caused by an electrostatic force
  5. samples of a pure compound always contain the same elements
  6. any of the set of metallic elements in groups 4-12 of the periodic table
  7. molecules composed only of two metals
  8. any element in group 17 of the periodic table
  9. a positively charged elementary that is a fundamental constituent of all atomic nuclei
Down
  1. an element whose properties are intermediate between metals and solid non metals
  2. an ionic species having a negative charge
  3. a representation of a substance using symbols for its constituent elements
  4. theory that matter consists of of invisible particles called atoms
  5. a table of chemical elements arranged in order of atomic number
  6. any of the elements in group ia 1 of the periodic table
  7. an atom or molecule with a net electric charge due to the loss or gain of one or more electrons
  8. a positively charged ion
  9. any of the gases in group O (18) of the periodic table
  10. a fundamental group of atoms in a molecule serving as a base
  11. the integer number nearest in value to the atomic weight of an atom and equal to the number of nucleons
  12. an elementary particle that is a fundamental constituent of matter

21 Clues: a positively charged ion • molecules composed only of two metals • an ionic species having a negative charge • any element in group 2 of the periodic table • any element in group 17 of the periodic table • any of two or more forms of a chemical element • any of the gases in group O (18) of the periodic table • any of the elements in group ia 1 of the periodic table • ...

Periodic Table 2013-11-05

Periodic Table crossword puzzle
Across
  1. distance from the middle of the atom to the outer electrons
  2. reactive a atom is
  3. that aren't conductive, lustrous, or very malleable
  4. energy required to make an ion
  5. much an atom will share an electron
  6. reactive metals, they form strong alkaline hydroxides
  7. element that is conductive, lustrous, and malleable
  8. properties of an element recur periodically as their atomic number goes up
  9. the middle of the periodic table and form coordination compounds
  10. that have some metallic characteristics and some non-metal
  11. with a full outer shell of electrons and won't react with other elements
  12. set of chemical properties that metals have
  13. negative ion
Down
  1. non-metals and form acidic compounds
  2. amount of energy given off when an ion is made
  3. atom with a different number of electrons
  4. metals that form basic oxides that react with water
  5. positive ion

18 Clues: positive ion • negative ion • reactive a atom is • energy required to make an ion • much an atom will share an electron • non-metals and form acidic compounds • atom with a different number of electrons • set of chemical properties that metals have • amount of energy given off when an ion is made • metals that form basic oxides that react with water • ...

Periodic table 2017-05-20

Periodic table crossword puzzle
Across
  1. As a neutral atom, the number of protons that an element has _____ the number of electrons.
  2. This Group 1 element has four neutrons.
  3. Name of the element in Group 1, Period 3.
  4. This is the number of neutrons that the second element in Period 3 has.
  5. The type of charge that nonmetals have.
  6. This is the atomic mass of the last element in Period 2.
  7. The type of charge that this element in Group 2, Period 4 has as an ion.
  8. This is the second last element in Period 2.
  9. As ions, metals have _____ electrons than protons.
Down
  1. This is the second last element in Group 2.
  2. This element in period 1 typically has no neutrons.
  3. The number of protons that aluminium (Al) has.
  4. The type of molecule that the second last Group of elements in the periodic table exist as naturally.
  5. The number of protons that this element in Group 1, Period 4 has.
  6. All elements in Group 1 react with this substance strongly.
  7. The number of electrons that the negative ions in Period 3 always have.
  8. The number of electrons that a neutral atom of oxygen has.
  9. This element in period 3 forms a negative ion with a 3- charge.

18 Clues: This Group 1 element has four neutrons. • The type of charge that nonmetals have. • Name of the element in Group 1, Period 3. • This is the second last element in Group 2. • This is the second last element in Period 2. • The number of protons that aluminium (Al) has. • As ions, metals have _____ electrons than protons. • ...

Periodic table 2023-11-15

Periodic table crossword puzzle
Across
  1. K
  2. Second element
  3. Many of the same type of atoms
  4. Na
  5. Atomic mass of 12
  6. Atomic number 7
  7. What we take from the air
  8. Atomic number 5
Down
  1. Atomic mass of 24
  2. Pb
  3. Atomic number 3
  4. Au
  5. First element
  6. Hg
  7. W
  8. Atomic Mass of Helium
  9. Fe
  10. Atomic Mass 20.18

18 Clues: K • W • Pb • Au • Hg • Na • Fe • First element • Second element • Atomic number 3 • Atomic number 7 • Atomic number 5 • Atomic mass of 24 • Atomic mass of 12 • Atomic Mass 20.18 • Atomic Mass of Helium • What we take from the air • Many of the same type of atoms

Periodic Table 2025-01-27

Periodic Table crossword puzzle
Across
  1. elements that share the properties of metals and non-metals eg silicon
  2. oxide, the chemical name for rust
  3. a property of metals that means they can be stretched to form wire
  4. negatively charged particle found in shells outside the atom
  5. a mixture of metals eg steel
  6. a substance that cannot be broken down into simpler substances by chemical means
  7. the wearing away of metals due to oxygen and water
  8. the smallest part of an element that still has the properties of that element
Down
  1. the name given to elements in group 7 of the Periodic Table
  2. the first element in group 3 of the Periodic Table
  3. a property of metals that means they can be hammered into sheets
  4. the name given to the vertical columns in the Periodic Table
  5. positively charges particle found in the nucleus of an atom
  6. particle with no charge found in the nucleus of an atom
  7. this element has 11 protons
  8. an element that tends to form positive ions
  9. the name given to the horizontal rows in the Periodic Table
  10. this element has the chemical symbol K

18 Clues: this element has 11 protons • a mixture of metals eg steel • oxide, the chemical name for rust • this element has the chemical symbol K • an element that tends to form positive ions • the first element in group 3 of the Periodic Table • the wearing away of metals due to oxygen and water • particle with no charge found in the nucleus of an atom • ...

Periodic Table 2025-01-29

Periodic Table crossword puzzle
Across
  1. Has 114 neutrons and 76 protons
  2. Has 87 electrons
  3. Has 27 protons and 32 Neutrons
  4. Has 14 protons
  5. Atomic number 66
  6. The element symbol for gold
  7. Element symbol is Hg
  8. Atomic number 50
Down
  1. Element symbol is Cf
  2. Has a mass of 247.070
  3. Has 2 Neutrons
  4. Has 90 protons
  5. Has a mass of 40.078
  6. Atomic number 3
  7. Has 33 electrons
  8. Element symbol is Bi
  9. The element symbol for Erbium
  10. Element symbol is Ne

18 Clues: Has 2 Neutrons • Has 90 protons • Has 14 protons • Atomic number 3 • Has 33 electrons • Has 87 electrons • Atomic number 66 • Atomic number 50 • Element symbol is Cf • Has a mass of 40.078 • Element symbol is Bi • Element symbol is Hg • Element symbol is Ne • Has a mass of 247.070 • The element symbol for gold • The element symbol for Erbium • Has 27 protons and 32 Neutrons • ...

Periodic Table 2022-01-19

Periodic Table crossword puzzle
Across
  1. P
  2. Na
  3. Cl
  4. Ne
  5. Be
  6. C
  7. Mg
  8. O
  9. F
Down
  1. Si
  2. B
  3. S
  4. Li
  5. H
  6. Al
  7. N
  8. He
  9. Ar

18 Clues: P • B • S • H • C • N • O • F • Si • Li • Na • Cl • Ne • Be • Al • Mg • He • Ar

Periodic Table 2023-01-09

Periodic Table crossword puzzle
Across
  1. Ba
  2. Zr
  3. In
  4. Sc
  5. Rb
  6. Mo
  7. Pb
  8. Os
Down
  1. Ca
  2. Ti
  3. Be
  4. Si
  5. F
  6. Hg
  7. Na
  8. He
  9. Ni
  10. Nb

18 Clues: F • Ca • Ti • Be • Ba • Si • Zr • In • Hg • Sc • Na • He • Ni • Nb • Rb • Mo • Pb • Os

Periodic Table 2023-01-06

Periodic Table crossword puzzle
Across
  1. H is this type of element?
  2. group 18 has a __ valence shell
  3. liquid metal
  4. decreases across a period
  5. groups 3-12
  6. transition metals form __ solutions
  7. highly reactive metal group
  8. liquid nonmetal
  9. size of an atom
Down
  1. energy needed to remove electron
  2. highly reactive nonmetal group
  3. attraction for electrons
  4. __ charge = lose electrons
  5. properties of both metals and nonmetals
  6. negative charge = __ electrons
  7. electrons in the outer orbital
  8. unreactive group
  9. reactivity __ down group 1
  10. reactivity __ down group 17
  11. Ge is this type of element?

20 Clues: groups 3-12 • liquid metal • liquid nonmetal • size of an atom • unreactive group • attraction for electrons • decreases across a period • __ charge = lose electrons • H is this type of element? • reactivity __ down group 1 • reactivity __ down group 17 • highly reactive metal group • Ge is this type of element? • highly reactive nonmetal group • negative charge = __ electrons • ...

periodic table 2026-02-02

periodic table crossword puzzle
Across
  1. N
  2. Ar
  3. C
  4. Ti
  5. He
  6. Na
  7. Ho
  8. Li
  9. O
  10. Ni
Down
  1. K
  2. Be
  3. Nd
  4. Br
  5. Ra
  6. H
  7. Cl
  8. Uuu

18 Clues: K • N • C • H • O • Be • Nd • Br • Ar • Ra • Ti • He • Na • Cl • Ho • Li • Ni • Uuu

Periodic table 2025-10-10

Periodic table crossword puzzle
Across
  1. Repeating patterns of properties across periods.
  2. Group 2 metals; reactive; form +2 ions.
  3. Weighted average mass of an element’s atoms.
  4. Negatively charged ion (gain of electrons).
  5. Horizontal row; properties change across as shells fill.
  6. Atom or group of atoms with a net charge.
  7. Pure substance made of only one kind of atom.
  8. Group 18 gases; very unreactive and stable.
  9. Atoms of the same element with different numbers of neutrons.
Down
  1. Outermost electrons that drive bonding and reactivity.
  2. Element with mixed metal and non-metal characteristics.
  3. Central block metals; good conductors; typical metallic properties.
  4. Group 1 metals; very reactive; form +1 ions.
  5. Number of protons; defines the element.
  6. Group 17 nonmetals; very reactive; form −1 ions.
  7. Positively charged ion (loss of electrons).
  8. Vertical column; elements share similar properties.
  9. Smallest unit of matter that retains an element’s identity.

18 Clues: Group 2 metals; reactive; form +2 ions. • Number of protons; defines the element. • Atom or group of atoms with a net charge. • Negatively charged ion (gain of electrons). • Positively charged ion (loss of electrons). • Group 18 gases; very unreactive and stable. • Group 1 metals; very reactive; form +1 ions. • Weighted average mass of an element’s atoms. • ...

Periodic Table 2023-10-04

Periodic Table crossword puzzle
Across
  1. the material made from the chemical equation NaCl
  2. a particle with a negative charge
  3. arranges elements into groups and periods
  4. a particle with a positive charge
  5. equal to the number of protons and neutrons
  6. the horizontal (left to right) sections on the periodic table
  7. the amount of matter in something
Down
  1. the law of conservation of mass states matter cannot be...
  2. the building blocks of life
  3. particles with no charge
  4. the vertical (up and down) sections on the periodic table
  5. the number in front of a chemical formula
  6. the basic units of elements and matter
  7. represented on the periodic table by symbols
  8. number 79 on the periodic table

15 Clues: particles with no charge • the building blocks of life • number 79 on the periodic table • a particle with a negative charge • a particle with a positive charge • the amount of matter in something • the basic units of elements and matter • the number in front of a chemical formula • arranges elements into groups and periods • equal to the number of protons and neutrons • ...

Periodic Table and Trends 2022-10-27

Periodic Table and Trends crossword puzzle
Across
  1. The number of protons in one atom of an element.
  2. A type of subatomic particle with a positive charge. Protons are bound together in an atom's nucleus as a result of the strong nuclear force.
  3. An ion that has a positive charge.
  4. Element that has properties of both metals and no metals, located along the "stair-step" of the periodic table.
  5. when the atom loses or gains electrons to become negatively charged (anions) or positively charged (cations) ions.
  6. Group 7A, 7 valence electrons in it's outermost energy level. Very reactive. Gain 1 electron to form negative ions.
  7. Elements in group 8A of the periodic table and don't have a charge.
  8. The energy needed to remove an electron from a negative ion to form a neutral atom or molecule.
  9. Group 2A, 2 valence electrons in outer level. Lose 2 electrons to form positive ions.
  10. The distance between the center of identical atoms.
  11. An ion that has a negative charge.
  12. A stable subatomic particle with a charge of negative electricity.
  13. Atoms that have more electrons in their outer energy level and more protons in their nucleus.
Down
  1. A subatomic particle of about the same mass as a proton but without an electric charge, present in all atomic nuclei.
  2. Is a chemical rule of thumb that reflects the theory, elements tend to bond in such a way that each atom has eight electrons being the same as a noble gas.
  3. the relative capacity of an atom, molecule, to undergo a chemical reaction with another atom, molecule, or compound.
  4. The procces of adding or removing electrons.
  5. A vertical column of elements in the periodic table; elements in a group share chemical properties.
  6. Group B of the periodic table, they are placed in the middle of the periodic table.
  7. A horizontal row of elements in the periodic table.
  8. a measure of the ability of an atom in a chemical compound to attract electrons.
  9. An electron that is found in the outermost shell of an atom.
  10. Element solid at room temperature, is not a malleable or ductile, is a poor conductor of heat and electricity. Located on right side of periodic table.
  11. The energy required to remove an electron from an atom or ion.
  12. Group 1A, 1 valence electron in outer level, very reactive, shiny, low density.
  13. Elements that are solid at room temperature; shiny, malleable, ductile; left side of the periodic table; conduct heat and electricity.

26 Clues: An ion that has a positive charge. • An ion that has a negative charge. • The procces of adding or removing electrons. • The number of protons in one atom of an element. • A horizontal row of elements in the periodic table. • The distance between the center of identical atoms. • An electron that is found in the outermost shell of an atom. • ...

1-20 Elements of Periodic Table 2022-11-30

1-20 Elements of Periodic Table crossword puzzle
Across
  1. The fifth element of the periodic table
  2. The thirteenth element of the periodic table
  3. The fourteenth element of the periodic table
  4. The first element of the periodic table
Down
  1. The ninth element of the periodic table
  2. The twentieth element of the periodic table
  3. The eleventh element of the periodic table
  4. The sixth element of the periodic table
  5. The seventeenth element of the periodic table

9 Clues: The ninth element of the periodic table • The fifth element of the periodic table • The sixth element of the periodic table • The first element of the periodic table • The eleventh element of the periodic table • The twentieth element of the periodic table • The thirteenth element of the periodic table • The fourteenth element of the periodic table • ...

Atoms and Periodic Table 2022-12-07

Atoms and Periodic Table crossword puzzle
Across
  1. not likely to give away
  2. a positive electric charge, in the nucleus of the atom
  3. A simple substance that cannot be broken down into smaller parts or changed into another substance
  4. a group of electrons circulating around a nucleus or molecule
  5. the number of protons in the nucleus of the atom
  6. emitting or relating to the emission of ionizing radiation or particles
  7. something that isnt metal
  8. an atom or molecule with a net electric charge due to the loss or gain of one or more electrons
  9. the fixed amount of energy that something has
  10. any of the elements in group 0 of the periodic table
  11. a substance made by mixing other substances together
  12. elements in group 2 of the periodic table
  13. the small dense region consisting of protons and neutrons at the center of an atom
  14. any of the elements occupying group 17 on the periodic table
  15. an element whose properties are between metal and nonmetals
  16. a unit mass used to express atomic and molecular weights
  17. a table of chemical elements arranged in order of atomic number
  18. a column in the periodic table
Down
  1. the total number of protons and neutrons in a nucleus
  2. the horizontal rows of the periodic table
  3. the theoretical basis of modern physics that explains the nature and behavior of matter and energy on the atomic level
  4. elements in groups 3-12 on the periodic table
  5. an electron in the outer shell,associated with an atom
  6. the property of subatomic particles that cause it to experience a force when placed in an electric and magnetic field
  7. the recurrence of properties of the elements
  8. no electric charge, in the nucleus of the atom
  9. a negative electric charge, around the nucleus of the atom
  10. any of the metals in group 1 of the periodic table
  11. each of two or more forms of the same element that contain equal number of protons but different number of neutrons in the nuclei
  12. a solid material that is typically hard, shiny, malleable, fusible, and ductile
  13. the minimum charge possible, which charge of an electron
  14. the basic unit of a chemical element
  15. a substance formed from two or more elements

33 Clues: not likely to give away • something that isnt metal • a column in the periodic table • the basic unit of a chemical element • the horizontal rows of the periodic table • elements in group 2 of the periodic table • the recurrence of properties of the elements • a substance formed from two or more elements • elements in groups 3-12 on the periodic table • ...

Chemistry 2021-01-29

Chemistry crossword puzzle
Across
  1. A class of elements characterized by physical properties.
  2. An element in group 1 of the periodic table.
  3. A horizontal row of elements in the periodic table.
  4. An element in group 18 of the periodic table.
  5. Negatively charged particle that moves around the outside of and atom.
  6. An element that lacks most of the properties of a metal.
Down
  1. An element in group 2 of the periodic table.
  2. An element that has some characteristics of both metals and nonmetals.
  3. One of the elements in groups 3 through 12 of the periodic table.
  4. A region of an atom in which electrons of the same energy are likely to be found.
  5. A small particle in the nucleus of the atom, with no electral charge.
  6. Elements in the same vertical column of the periodic table.
  7. An element found in group 17 of the periodic table.
  8. Positively charged particles that are found in the nucleus of and atom.

14 Clues: An element in group 2 of the periodic table. • An element in group 1 of the periodic table. • An element in group 18 of the periodic table. • A horizontal row of elements in the periodic table. • An element found in group 17 of the periodic table. • An element that lacks most of the properties of a metal. • A class of elements characterized by physical properties. • ...

science crosswords 2023-12-05

science crosswords crossword puzzle
Across
  1. can be bent or hammered flat
  2. can be drawn into a wire
  3. they live in groups 1-16
  4. one evidence of a chemical reaction
  5. everything featured on the periodic table
  6. goes across on the periodic table
  7. an object in motion remains in motion
  8. speed with a direction
  9. no charge
  10. they live in groups 14-18
  11. they go up and down on the periodic table
  12. they live in groups 13-16
  13. for every action, there is an equal and opposite reaction.
  14. how to calculate for speed
Down
  1. M/S2
  2. how fast an object is moving
  3. reflects light when polished
  4. Positively charged
  5. negative charge
  6. the less the mass, the greater the acceleration

20 Clues: M/S2 • no charge • negative charge • Positively charged • speed with a direction • can be drawn into a wire • they live in groups 1-16 • they live in groups 14-18 • they live in groups 13-16 • how to calculate for speed • can be bent or hammered flat • how fast an object is moving • reflects light when polished • goes across on the periodic table • one evidence of a chemical reaction • ...

The Periodic Table 2020-12-22

The Periodic Table crossword puzzle
Across
  1. when condensed it forms a blue liquid
  2. many are gases at room temperature
  3. organized on the periodic table
  4. can be made from ductile metals
  5. a component of sand and computer chips
  6. copper has this property but water does not
  7. the ability to be hammered, pressed, or rolled into thin sheets
  8. made the first periodic table
  9. most abundant element in the universe
  10. shininess
  11. a property of elements in group 2 but not group 17
  12. radioactive gas formed from the nuclear decay of uranium
Down
  1. side of the periodic table where nonmetals are found
  2. family of chlorine and fluorine
  3. chemical symbol Na
  4. shiny and good conductors
  5. some properties of metals and some of nonmetals
  6. used to make drinking water safe
  7. physical property of solid nonmetals
  8. a metal that is liquid at room temperature
  9. a noble gas used in lasers and lights
  10. group of elements in the periodic table that contains only noble gases
  11. a dense, malleable metal that is resistant to corrosion
  12. atomic number 7

24 Clues: shininess • atomic number 7 • chemical symbol Na • shiny and good conductors • made the first periodic table • family of chlorine and fluorine • organized on the periodic table • can be made from ductile metals • used to make drinking water safe • many are gases at room temperature • physical property of solid nonmetals • when condensed it forms a blue liquid • ...

Chemistry Crossword : Sarah T and Hannah 2018-11-14

Chemistry Crossword : Sarah T and Hannah crossword puzzle
Across
  1. substance elements or compounds
  2. what happens when two substances interact
  3. a thing that is composed of two or more separate elements
  4. two substances combined
  5. each of more than one hundred substances that cannot be chemically interconverted or broken down into simpler substances and are primary constituents of matter
  6. an atom with a negative charge
  7. Gases elements on the periodic table that we're long believed to be unreactive to anything
  8. absorbs heat
  9. Table the most common way to organise learn the elements
  10. Democritus’ version of the atom
Down
  1. Atom with a positive charge
  2. the most reactive nonmetal elements on the periodic table
  3. physical substance in general (what everything is made of)
  4. a group of atoms bonded together
  5. releases heat
  6. Metals the most reactive elements on the periodic table
  7. the basic unit of a chemical element.
  8. not a nonmetal, but not a metal
  9. characteristics of a substance
  10. Mass how many atoms are in an element
  11. a compound or substance that has been purified or prepared, especially artificially

21 Clues: absorbs heat • releases heat • two substances combined • Atom with a positive charge • an atom with a negative charge • characteristics of a substance • substance elements or compounds • not a nonmetal, but not a metal • Democritus’ version of the atom • a group of atoms bonded together • the basic unit of a chemical element. • Mass how many atoms are in an element • ...

Periodic Table 2023-10-04

Periodic Table crossword puzzle
Across
  1. a particle with a positive charge
  2. the building blocks of life
  3. the law of conservation of mass states matter cannot be...
  4. the vertical (up and down) sections on the periodic table
  5. a particle with a negative charge
  6. equal to the number of protons and neutrons
  7. the basic units of elements and matter
Down
  1. the number in front of a chemical formula
  2. arranges elements into groups and periods
  3. the horizontal (left to right) sections on the periodic table
  4. particles with no charge
  5. the amount of matter in something
  6. represented on the periodic table by symbols
  7. number 79 on the periodic table
  8. the material made from the chemical equation NaCl

15 Clues: particles with no charge • the building blocks of life • number 79 on the periodic table • a particle with a positive charge • the amount of matter in something • a particle with a negative charge • the basic units of elements and matter • the number in front of a chemical formula • arranges elements into groups and periods • equal to the number of protons and neutrons • ...

The Periodic Table 2021-03-24

The Periodic Table crossword puzzle
Across
  1. Chemical symbol Cu. Used in wires.
  2. Chemical symbol Na.
  3. Chemical symbol H.
  4. Chemical symbol C. Found in the form of coal or even diamonds.
  5. The least common state of matter (at room temp) in the table.
  6. Chemical symbol Ca.
  7. Chemical symbol Mg.
  8. The most common state of matter (at room temp) in the table.
  9. Chemical symbol Hg. One of the few elements that is liquid at room temperature.
  10. Column in a periodic table.
Down
  1. Chemical symbol Br. One of the few elements that is liquid at room temperature.
  2. Chemical symbol Cl.
  3. Chemical symbol K. Bananas are a good source.
  4. Used in party balloons and is a noble gas.
  5. The element we breathe in.
  6. Chemical symbol Au. It is extremely valuable.
  7. Row in a periodic table.
  8. One type of atom. Periodic tables are include them.
  9. Chemical symbol Ag. Silvery white metal.
  10. the second most common state of matter (at room temp) in the table.
  11. Chemical symbol Fe.

21 Clues: Chemical symbol H. • Chemical symbol Na. • Chemical symbol Cl. • Chemical symbol Ca. • Chemical symbol Mg. • Chemical symbol Fe. • Row in a periodic table. • The element we breathe in. • Column in a periodic table. • Chemical symbol Cu. Used in wires. • Chemical symbol Ag. Silvery white metal. • Used in party balloons and is a noble gas. • ...

Metals, Nonmetals, and Metalloids 2021-09-24

Metals, Nonmetals, and Metalloids crossword puzzle
Across
  1. On the left of the periodic table
  2. The column of the periodic table
  3. The positive charge
  4. On the staircase of the periodic table
  5. No charge
Down
  1. The negative charge
  2. Which ever row the atom is on, it has this many...
  3. The row of the periodic table
  4. The center of the atom
  5. On the right of the periodic table
  6. Which ever period the atom is on, it has this many...

11 Clues: No charge • The negative charge • The positive charge • The center of the atom • The row of the periodic table • The column of the periodic table • On the left of the periodic table • On the right of the periodic table • On the staircase of the periodic table • Which ever row the atom is on, it has this many... • Which ever period the atom is on, it has this many...

periodic crossword ja 2022-05-04

periodic crossword ja crossword puzzle
Across
  1. particle with a positive charge
  2. label on the periodic table is H
  3. group 17 on the periodic table is called what
  4. particle with a neutral charge
  5. a atom with 2 neutrons and 1 proton
  6. most nonmetals are _____
  7. number of electrons that have been lost or gained
  8. these elements are found right of the periodic staristep
  9. these elements conduct electricity well
  10. nonmetals are ____ conductors
  11. when nonmetals bond with metals it has a _____ bond
Down
  1. when 2 nonmetals bond it is a ______ bond
  2. nonmetals found in group 18 are _____ gases
  3. a atom with 6 protons and 8 neutrons
  4. what element has the atomic number of 8
  5. most metals are _____
  6. when 2 metals combine it forms a ______ bond
  7. label on the periodic table is He
  8. the number of protons is the ______ number

19 Clues: most metals are _____ • most nonmetals are _____ • nonmetals are ____ conductors • particle with a neutral charge • particle with a positive charge • label on the periodic table is H • label on the periodic table is He • a atom with 2 neutrons and 1 proton • a atom with 6 protons and 8 neutrons • what element has the atomic number of 8 • these elements conduct electricity well • ...

Science Puzzle 2023-12-11

Science Puzzle crossword puzzle
Across
  1. Absorption of heat
  2. The change of texture or shape
  3. Compactness of a substance
  4. you can find all the elements here
  5. One element replaces another compound
  6. Undergoes a change in a reaction
  7. No electric charge
  8. Positive electric charge
  9. two of the same element,same amount of protons
Down
  1. The process of rotting/decaying
  2. Has a net electric charge
  3. Heat and energy are produced
  4. Two Ionic compounds are exchanged
  5. The making of at least one new substance
  6. The result of an action or process
  7. Found on the left side of the periodic table
  8. Two mathematical expressions
  9. Release of heat
  10. Negative Electric charge
  11. Found on the right side of the periodic table

20 Clues: Release of heat • Absorption of heat • No electric charge • Negative Electric charge • Positive electric charge • Has a net electric charge • Compactness of a substance • Heat and energy are produced • Two mathematical expressions • The change of texture or shape • The process of rotting/decaying • Undergoes a change in a reaction • Two Ionic compounds are exchanged • ...

Periodic Table 2020-11-12

Periodic Table crossword puzzle
Across
  1. chemical from cigarette smoke that makes lungs black
  2. many air sacs
  3. makes up less than 0.04% of the air
  4. one air sac
  5. when blood swaps carbon dioxide for oxygen
  6. gas that makes up most of the air
  7. large tube entering a lung
  8. sheet of muscle moves downwards to breathe in
Down
  1. rings of this keep the trachea open
  2. is an addictive ingredient in cigarettes
  3. small branching tubes
  4. means to breathe in, to take one breath
  5. small blood vessels surround the alveoli
  6. small hairs that sweep mucus up & out of the lungs
  7. makes up 21% of the air we breathe in
  8. traps bacteria and dust that we breathe in
  9. causes lung tumours or lung cancer
  10. carries air to and from the lungs
  11. when the lungs are ventilated with air

19 Clues: one air sac • many air sacs • small branching tubes • large tube entering a lung • carries air to and from the lungs • gas that makes up most of the air • causes lung tumours or lung cancer • rings of this keep the trachea open • makes up less than 0.04% of the air • makes up 21% of the air we breathe in • when the lungs are ventilated with air • ...

Periodic Table 2020-11-20

Periodic Table crossword puzzle
Across
  1. B
  2. P
  3. N
  4. Sn
  5. Ti
  6. Al
  7. Hg
  8. Zn
Down
  1. S
  2. Cu
  3. O
  4. Sr
  5. Na
  6. C
  7. K
  8. Pb
  9. He
  10. Fe

18 Clues: S • B • O • P • C • K • N • Cu • Sr • Na • Pb • Sn • Ti • He • Al • Fe • Hg • Zn

Periodic Table 2021-11-30

Periodic Table crossword puzzle
Across
  1. groups 3-12
  2. Staircase
  3. First Metaloid
  4. right of staircase
  5. Positively charged electron
  6. 109 protons
  7. The most special element
Down
  1. 1st period
  2. left of staircase
  3. a subatomic particle of about the same mass as a proton but without an electric charge
  4. Number of protons
  5. Protons and neutrons
  6. charged electron
  7. gives element its atomic mass
  8. Row 3 group 2
  9. How many electrons does energy level 2 hold
  10. bonds attraction between oppositely charged ions
  11. Negatively charged electron

18 Clues: Staircase • 1st period • groups 3-12 • 109 protons • Row 3 group 2 • First Metaloid • charged electron • left of staircase • Number of protons • right of staircase • Protons and neutrons • The most special element • Positively charged electron • Negatively charged electron • gives element its atomic mass • How many electrons does energy level 2 hold • ...

Periodic Table 2023-12-01

Periodic Table crossword puzzle
Across
  1. Unusually for metals, lithium, sodium and potassium do this on water
  2. Argon, krypton and xenon are used in these bright things
  3. These metals in the middle part of the periodic table usually form coloured compounds
  4. The charge on halide ions such as chloride ions
  5. Are you sure? Chlorine forms at this electrode during the electrolysis of concentrated sodium chloride solution
  6. Chlorine does this to damp litmus paper
  7. Alkaline metal compounds formed when group 1 elements react with water
Down
  1. The common name for group 1
  2. Chlorine is used to kill bacteria in these watery things
  3. Salt-formers found in a group
  4. Flammable gas produced when sodium reacts with water
  5. Group7 elements are non-
  6. A common name for concentrated sodium chloride solution
  7. The group 0 gases are described as this because they are inert
  8. The melting points of transition metals are this
  9. The type of bonding in compounds of group 1 and group 7 elements
  10. The physical state of bromine at room temperature
  11. The colour of iodine vapour

18 Clues: Group7 elements are non- • The common name for group 1 • The colour of iodine vapour • Salt-formers found in a group • Chlorine does this to damp litmus paper • The charge on halide ions such as chloride ions • The melting points of transition metals are this • The physical state of bromine at room temperature • Flammable gas produced when sodium reacts with water • ...

Periodic Table 2025-11-17

Periodic Table crossword puzzle
Across
  1. Atoms of the same element with different numbers of neutrons.
  2. The smallest unit of matter that retains the properties of an element.
  3. A horizontal row in the periodic table indicating energy levels.
  4. A neutral particle located in the nucleus of an atom.
  5. An element in Group 17, highly reactive nonmetals.
  6. The outermost electrons involved in chemical bonding.
  7. The arrangement of electrons in an atom’s orbitals.
  8. Elements in Groups 312, metals with variable oxidation states.
Down
  1. A vertical column in the periodic table that shares similar properties.
  2. An element that is brittle and a poor conductor of heat and electricity.
  3. Refers to noble gases in Group 18, which are inert and stable.
  4. A pure substance consisting of only one type of atom.
  5. An element with properties of both metals and nonmetals.
  6. A positively charged particle found in the nucleus of an atom.
  7. Elements in Group 1, highly reactive metals.
  8. A negatively charged particle that orbits the nucleus of an atom.
  9. An element that is shiny, malleable, and a good conductor of heat and electricity.
  10. Elements in Group 2, reactive metals but less than alkali metals.

18 Clues: Elements in Group 1, highly reactive metals. • An element in Group 17, highly reactive nonmetals. • The arrangement of electrons in an atom’s orbitals. • A pure substance consisting of only one type of atom. • A neutral particle located in the nucleus of an atom. • The outermost electrons involved in chemical bonding. • ...

periodic table 2026-01-07

periodic table crossword puzzle
Across
  1. how much "stuff" (mass) is packed into a certain amount of space (volume)
  2. the amount of force exerted per unit area of a surface
  3. a group of atoms that are held together by chemical forces; a molecule is the smallest unit of a compound that keeps all the properties of that compound
  4. a form of matter that does not have a definite volume or shape
  5. a measure of the amount of matter in an object
  6. anything that has mass and takes up space
  7. the total kinetic energy of a substance's particles
  8. the state of matter that has a definite volume but not a definite shape
  9. a substance made up of atoms of two or more different elements joined by chemical bonds
  10. the smallest unit of an element that maintains the properties of that element
Down
  1. a sample of matter, either a single element or a single compound, that has definite chemical and physical properties
  2. the change of a substance from one physical state to another
  3. a substance that cannot be separated or broken down into simpler substances by chemical means
  4. a system for arranging the chemical elements
  5. the amount of space that an object takes up, or occupies
  6. a measure of how hot (or cold) something is; specifically, a measure of the average kinetic energy of the particles in an object
  7. the attractive force that holds atoms, ions, or molecules together, formed by the redistribution of valence electrons (outer shell electrons) to achieve a more stable, lower-energy state
  8. a state of matter that holds a definite shape and volume

18 Clues: anything that has mass and takes up space • a system for arranging the chemical elements • a measure of the amount of matter in an object • the total kinetic energy of a substance's particles • the amount of force exerted per unit area of a surface • the amount of space that an object takes up, or occupies • a state of matter that holds a definite shape and volume • ...

Periodic table 2026-01-08

Periodic table crossword puzzle
Across
  1. a chart organizing all known chemical elements by increasing atomic numbers
  2. lasting attractions between atoms or ions
  3. a measure of how hot or cold something is
  4. a group of atoms held together by a chemical force
  5. a measure of the amount of information on a storage medium
  6. anything that has mass and takes up space
  7. the state of matter in which the volume and shape of a substance are fixed
  8. the change of a substance from one physical to another
Down
  1. a sample of matter, either a single element or a single compound
  2. the amount of force exerted per unit area of a surface
  3. the amount of space that an object takes up or occupies
  4. a substance made up of atoms of two or more different elements joined by chemical bonds
  5. a measure of the amount of matter in an object
  6. a substance that cannot be separated or broken down into simpler substances
  7. the smallest unit of an element that maintains the properties of that element
  8. the state of matter that has a definite volume but not a definite shape
  9. the total energy of a substances perticals
  10. a form of matter that does not have a definite volume or shape

18 Clues: lasting attractions between atoms or ions • a measure of how hot or cold something is • anything that has mass and takes up space • the total energy of a substances perticals • a measure of the amount of matter in an object • a group of atoms held together by a chemical force • the amount of force exerted per unit area of a surface • ...

science 2023-12-11

science crossword puzzle
Across
  1. nonmetal and nonmetal
  2. cannot be undone
  3. before the yield symbol
  4. negative charge
  5. neutral charge
  6. ms servant and her friend at prom with dates
  7. not a permanent change
  8. reaction that has water and gas as a product
Down
  1. table of elements
  2. ms serventi and tom holland
  3. after the yield symbol
  4. right side of periodic table
  5. positive charge
  6. absorbs heat
  7. metal and nonmetal
  8. releases heat
  9. how compact something is
  10. middle and left side of periodic table
  11. undoes a synthesis reaction
  12. reverse decomposition reaction

20 Clues: absorbs heat • releases heat • neutral charge • positive charge • negative charge • cannot be undone • table of elements • metal and nonmetal • nonmetal and nonmetal • after the yield symbol • not a permanent change • before the yield symbol • how compact something is • ms serventi and tom holland • undoes a synthesis reaction • right side of periodic table • reverse decomposition reaction • ...

AM Chem Mini Vocab Crossword 2022-05-24

AM Chem Mini Vocab Crossword crossword puzzle
Across
  1. Valence Shell Electron Pair Repulsion
  2. Ion with a negative charge
  3. Band of colors in rainbow order
  4. Person that created the periodic table
  5. Number of Wave Cycles in a set of time
  6. A solution with a pH of 8-14
  7. A solution with a pH of 1-6
  8. High luster or high conductivity
  9. Ion with a positive charge
Down
  1. neutral group of atoms bonded by covalent bonds
  2. SI unit of frequency
  3. Molecule with 2 poles
  4. High conductivity and high luster
  5. Atom or group of atoms with a charge
  6. Low conductivity and low luster
  7. SI unit for Substance
  8. Row in the periodic table
  9. Lowers Activation Energy
  10. Column in the periodic table

19 Clues: SI unit of frequency • Molecule with 2 poles • SI unit for Substance • Lowers Activation Energy • Row in the periodic table • Ion with a negative charge • Ion with a positive charge • A solution with a pH of 1-6 • A solution with a pH of 8-14 • Column in the periodic table • Low conductivity and low luster • Band of colors in rainbow order • High luster or high conductivity • ...

Periodic Table Crossword 2024-05-13

Periodic Table Crossword crossword puzzle
Across
  1. a positively charged subatomic particle in the nucleus of an atom
  2. ion with negetive charge
  3. Left side of periodic table
  4. symbol for atomic mass unit
  5. group 1 or 1A
  6. weight of the element
  7. The amount of Protons and Electrons in an element
  8. any atoms having the same number of protons but a different number of neutrons
Down
  1. a vertical column of elements in the periodic table
  2. Right Side of periodic table
  3. an element that has properties of both a metal and nonmetal
  4. a neutral subatomic particle in the nucleus of an atom
  5. group 2 or 2A
  6. a negatively charged subatomic particle found in the energy level of an atom
  7. ion with positive charge
  8. a horizontal row of elements in the periodic table

16 Clues: group 2 or 2A • group 1 or 1A • weight of the element • ion with negetive charge • ion with positive charge • Left side of periodic table • symbol for atomic mass unit • Right Side of periodic table • The amount of Protons and Electrons in an element • a horizontal row of elements in the periodic table • a vertical column of elements in the periodic table • ...

Periodic table 2025-10-23

Periodic table crossword puzzle
Across
  1. Scientist who created the first periodic table
  2. Elements on the left side of the table; good conductors
  3. The smallest unit of matter
  4. Group 18 elements known for being unreactive
  5. Negatively charged particle found outside the nucleus
  6. Vertical columns on the periodic table
  7. Horizontal rows on the periodic table
Down
  1. Elements on the right side of the table; poor conductors
  2. Table that organizes all known elements
  3. Elements with properties of both metals and nonmetals
  4. Number of protons in an atom; defines the element
  5. Group 1 elements that are very reactive metals
  6. Neutral particle in the nucleus
  7. Positively charged particle in the nucleus
  8. Center of an atom containing protons and neutrons

15 Clues: The smallest unit of matter • Neutral particle in the nucleus • Horizontal rows on the periodic table • Vertical columns on the periodic table • Table that organizes all known elements • Positively charged particle in the nucleus • Group 18 elements known for being unreactive • Scientist who created the first periodic table • Group 1 elements that are very reactive metals • ...

Dempsey's crossword 2021-03-04

Dempsey's crossword crossword puzzle
Across
  1. the name given to the vertical columns on the periodic table
  2. this element has a mass number of 63.5
  3. what element can be found in group 7, period 2
  4. this represents the number of protons in an atoms nucleus
  5. what element can be found in group 0, period 1
  6. the chemical formula Lithium Hydroxide
  7. the smallest part of a chemical element
  8. the solution with the formula 'HCL'
Down
  1. this element has an atomic number of 78
  2. the elements on the right-hand side of the table are all...
  3. a substance containing only one type of atom and listed on the periodic table
  4. this element has an atomic number of 5
  5. the elements on the periodic table are organised by this
  6. this element has a mass number of 56
  7. the name given to the horizontal rows on the periodic table
  8. two or more atoms chemically joined together

16 Clues: the solution with the formula 'HCL' • this element has a mass number of 56 • this element has a mass number of 63.5 • this element has an atomic number of 5 • the chemical formula Lithium Hydroxide • this element has an atomic number of 78 • the smallest part of a chemical element • two or more atoms chemically joined together • ...

GEN CHEM 2020-05-26

GEN CHEM crossword puzzle
Across
  1. is a chemical substance composed of many identical molecules
  2. a chemical operation that separates solid matter and fluid from a mixture with a filter medium
  3. the meaning of Xe in the periodic table
  4. the chemistry of carbon compounds
  5. a property that does not depend on the size of matter.
  6. it is a measure of the "hotness" or "coldness" of a substance.
  7. it is a material made up of two or more different substances which are physically combined.
  8. state of matter that atoms are close together.
  9. 5th element in the periodic table
  10. is a measure of how readily a substance undergoes a chemical reaction.
  11. makes your voice change when inhaled and it is a noble gas.
  12. branch of science that explores living organism
  13. 57th in the periodic table
  14. chemistry that studies the structure of matter.
  15. is a mixture in which the components of the mixture are not uniform
  16. property that does depend on the size of matter
  17. change of state from solid to gas
  18. humans inhale this gas.
  19. an effect is light scattering by particles in a colloid or in a very fine suspension
  20. the meaning of Rb in the periodic table
  21. a mixture that has a small diameter yet are still uniformly distributed in a solution
  22. the most abundant element in the universe
  23. 4th element in the periodic table
  24. is the ratio between the activity of your sample of interest.
  25. it is a substance whose atoms all have the same number of protons
  26. it is the relationship between the mass of the substance and how much space it takes up
Down
  1. change of state from solid to liquid
  2. change of state from liquid to gas
  3. the element Ca in the periodic table
  4. is the process by which an atom or a molecule acquires a negative or positive
  5. the meaning of Cl in the periodic table
  6. it is a measure of how easily a substance burst into flames
  7. it is a special type of homogeneous mixture composed of two or more substances
  8. the technique of heating a liquid to create vapor which is collected when cooled separate from the original liquid
  9. change of state from liquid to solid
  10. change of state from gas to solid
  11. Substance substances that are made of only one type of atom
  12. state of matter where atoms are not to far from each other
  13. it is a heterogeneous mixture that contains solid particles sufficiently large for sedimentation
  14. it is a mixture in which the molecules that make up the mixture are uniformly distributed.
  15. a laboratory technique for the separation of a mixture.
  16. it is a measure of the amount of matter in an object
  17. chemistry that deals with inorganic compounds
  18. state of matter where atoms are far apart.
  19. what is Ti stands for in period table.
  20. the 18th element in the periodic table
  21. the chemistry that study the behavior of matter
  22. it is the quantity of space occupied by a liquid, solid, or gas.
  23. is the degree to which a chemical substance or a particular mixture of substances can damage an organism
  24. it’s the meaning of Au in the periodic table
  25. what is Fr stands for in periodic table
  26. in science it means when the properties of the substance is unchanging

52 Clues: humans inhale this gas. • 57th in the periodic table • the chemistry of carbon compounds • change of state from gas to solid • 5th element in the periodic table • change of state from solid to gas • 4th element in the periodic table • change of state from liquid to gas • change of state from solid to liquid • the element Ca in the periodic table • ...

GEN CHEM 2020-05-26

GEN CHEM crossword puzzle
Across
  1. change of state from liquid to gas
  2. the technique of heating a liquid to create vapor which is collected when cooled separate from the original liquid
  3. a chemical operation that separates solid matter and fluid from a mixture with a filter medium
  4. is the process by which an atom or a molecule acquires a negative or positive
  5. it’s the meaning of Au in the periodic table
  6. branch of science that explores living organism
  7. 5th element in the periodic table
  8. what is Ti stands for in period table.
  9. the meaning of Cl in the periodic table
  10. it is a measure of how easily a substance burst into flames
  11. humans inhale this gas.
  12. it is the quantity of space occupied by a liquid, solid, or gas.
  13. it is a measure of the "hotness" or "coldness" of a substance.
  14. change of state from gas to solid
  15. is a measure of how readily a substance undergoes a chemical reaction.
  16. the chemistry that study the behavior of matter
  17. state of matter where atoms are far apart.
  18. it is the relationship between the mass of the substance and how much space it takes up
  19. a property that does not depend on the size of matter.
  20. what is Fr stands for in periodic table
  21. change of state from solid to liquid
Down
  1. is a mixture in which the components of the mixture are not uniform
  2. is a chemical substance composed of many identical molecules
  3. the 18th element in the periodic table
  4. the meaning of Xe in the periodic table
  5. in science it means when the properties of the substance is unchanging
  6. is the degree to which a chemical substance or a particular mixture of substances can damage an organism
  7. the most abundant element in the universe
  8. property that does depend on the size of matter
  9. the chemistry of carbon compounds
  10. chemistry that deals with inorganic compounds
  11. chemistry that studies the structure of matter.
  12. a laboratory technique for the separation of a mixture.
  13. state of matter that atoms are close together.
  14. the element Ca in the periodic table
  15. state of matter where atoms are not to far from each other
  16. it is a substance whose atoms all have the same number of protons
  17. 57th in the periodic table
  18. a mixture that has a small diameter yet are still uniformly distributed in a solution
  19. change of state from solid to gas
  20. is the ratio between the activity of your sample of interest.
  21. Substance substances that are made of only one type of atom
  22. makes your voice change when inhaled and it is a noble gas.
  23. it is a mixture in which the molecules that make up the mixture are uniformly distributed.
  24. it is a heterogeneous mixture that contains solid particles sufficiently large for sedimentation
  25. 4th element in the periodic table
  26. an effect is light scattering by particles in a colloid or in a very fine suspension
  27. it is a special type of homogeneous mixture composed of two or more substances
  28. the meaning of Rb in the periodic table
  29. it is a material made up of two or more different substances which are physically combined.
  30. change of state from liquid to solid
  31. it is a measure of the amount of matter in an object

52 Clues: humans inhale this gas. • 57th in the periodic table • the chemistry of carbon compounds • 5th element in the periodic table • change of state from solid to gas • 4th element in the periodic table • change of state from gas to solid • change of state from liquid to gas • the element Ca in the periodic table • change of state from liquid to solid • ...