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Atoms
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Atom:Building block of every material
Molecule:when atoms stick together in clusters
Crystal lattice:grid-like structure of atoms
Element:a substance made up of just one type of atom eg. H2 O2
Compound:a substance made up of molecules with different types of atoms. Eg. H2O CO2
Protons:(+ve)
Neutrons:(neutral charge)
Electrons:(-ve -1 electric charge) same number as protons
Atomic number:number of protons
Mass number:number of protons and neutrons
Isotope:an atom that has the same number of protons but different numbers of neutrons.
Atoms
Across:3. | (+ve) | 5. | grid-like structure of atoms | 7. | an atom that has the same number of protons but different numbers of neutrons. | 9. | when atoms stick together in clusters | 10. | (-ve -1 electric charge) same number as protons | 11. | Building block of every material |
| | Down:1. | a substance made up of just one type of atom eg. H2 O2 | 2. | number of protons and neutrons | 4. | number of protons | 6. | a substance made up of molecules with different types of atoms. Eg. H2O CO2 | 8. | (neutral charge) |
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PuzzleFast.com, Noncommercial Use Only
Atoms
Across:3. | (+ve) | 5. | grid-like structure of atoms | 7. | an atom that has the same number of protons but different numbers of neutrons. | 9. | when atoms stick together in clusters | 10. | (-ve -1 electric charge) same number as protons | 11. | Building block of every material |
| | Down:1. | a substance made up of just one type of atom eg. H2 O2 | 2. | number of protons and neutrons | 4. | number of protons | 6. | a substance made up of molecules with different types of atoms. Eg. H2O CO2 | 8. | (neutral charge) |
| |
© 2016
PuzzleFast.com, Noncommercial Use Only