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Chemistry Review Science 9
38
Atomicnumber:The number of protons in each atom of an element
Atomicsymbol:One or two letters representing a specific element
Halogens:Very reactive non-metal elements
Atom:The smallest particle of an element that retains the properties of that element
Noblegases:Helium, argon, and neon are all examples
Electron:The lightest subatomic particle
Electron:Negatively charged particles that surround the nucleus
subatomicparticles:The particles that combine to produce an atom
element:A pure substance that cannot be broken down or separated into simpler substances
compound:A pure substance made of two or more elements that have been chemically bonded together
metalloids:Elements that share some characteristics of both metals and non-metals
valenceelectrons:Electrons in the outermost shell of an atom
valenceshell:The outermost electron shell of an atom
ioniccompound:Compounds that are held together by their attraction to opposite charges
nucleus:The centre of an atom, where protons and neutrons are found
metals:Elements that are typically hard, shiny, malleable, ductile, and good conductors of heat and electricity
malleable:Can be flattened into sheets
period:A horizontal row in the periodic table of elements
orbitalshell:Region surrounding the nucleus of an atom in which electrons move
averageatomicmass:The mass of an average atom of an element
products:Materials formed in a chemical reaction
matter:Anything with mass and volume
boilingpoint:The temperature where a liquid changes state to a gas
cations:Positively charged ions
ion:An electrically charged atom
ion:A stable but charged atom:
bohrdiagram:A diagram of an atom showing the arrangements of the electrons of an atom
ductile:Can be drawn into wires
neutrons:Uncharged particles in the atomic nucleus
Mendeleev:The handsome man that organized the elements into the periodic table of elements
Family:The general name for a column on the periodic table
Polyatomicion:An ion made of more than one element
Multivalent:Elements where their ions can be more than one different ion charge
Ioncharge:The charge on an ion
Stableoctetrule:The name of the rule that states atoms and ions are stable when they have a full valence shell
Mrjay:The name of the most handsome science 9 teacher ever:
Mrjay:The name of the most athletic science 9 teacher ever:
Sodiumchloride:NaCl
Ammoniumhydroxide:NH4OH
Potassiumbromide:KBr
Magneisumchromate:MgCrO4
Cas:calcium sulfide
two:maximum number of electrons that can fit on the first orbital shell
eight:maximum number of electrons that can fit on the third orbital shell
Chemistry Review Science 9
Across:1. | Elements that share some characteristics of both metals and non-metals | 3. | Can be flattened into sheets | 6. | The lightest subatomic particle | 6. | Negatively charged particles that surround the nucleus | 7. | Uncharged particles in the atomic nucleus | 8. | calcium sulfide | 9. | The outermost electron shell of an atom | 11. | The charge on an ion | 16. | maximum number of electrons that can fit on the third orbital shell | 20. | NH4OH | 22. | A horizontal row in the periodic table of elements | 23. | Materials formed in a chemical reaction | 24. | The name of the most handsome science 9 teacher ever: | 26. | The particles that combine to produce an atom | 27. | The smallest particle of an element that retains the properties of that element | 30. | Electrons in the outermost shell of an atom | 32. | The temperature where a liquid changes state to a gas | 33. | One or two letters representing a specific element | 34. | Elements where their ions can be more than one different ion charge | 35. | NaCl |
| | Down:2. | Can be drawn into wires | 4. | The mass of an average atom of an element | 5. | The handsome man that organized the elements into the periodic table of elements | 10. | The number of protons in each atom of an element | 12. | The name of the most athletic science 9 teacher ever: | 13. | The centre of an atom, where protons and neutrons are found | 14. | The general name for a column on the periodic table | 15. | Very reactive non-metal elements | 17. | Positively charged ions | 18. | An electrically charged atom | 18. | Compounds that are held together by their attraction to opposite charges | 18. | A stable but charged atom: | 19. | KBr | 21. | Anything with mass and volume | 25. | A pure substance that cannot be broken down or separated into simpler substances | 28. | A pure substance made of two or more elements that have been chemically bonded together | 29. | Elements that are typically hard, shiny, malleable, ductile, and good conductors of heat and electricity | 31. | maximum number of electrons that can fit on the first orbital shell |
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© 2013
PuzzleFast.com, Noncommercial Use Only
Chemistry Review Science 9
Across:1. | Elements that share some characteristics of both metals and non-metals | 3. | Can be flattened into sheets | 6. | The lightest subatomic particle | 6. | Negatively charged particles that surround the nucleus | 7. | Uncharged particles in the atomic nucleus | 8. | calcium sulfide | 9. | The outermost electron shell of an atom | 11. | The charge on an ion | 16. | maximum number of electrons that can fit on the third orbital shell | 20. | NH4OH | 22. | A horizontal row in the periodic table of elements | 23. | Materials formed in a chemical reaction | 24. | The name of the most handsome science 9 teacher ever: | 26. | The particles that combine to produce an atom | 27. | The smallest particle of an element that retains the properties of that element | 30. | Electrons in the outermost shell of an atom | 32. | The temperature where a liquid changes state to a gas | 33. | One or two letters representing a specific element | 34. | Elements where their ions can be more than one different ion charge | 35. | NaCl |
| | Down:2. | Can be drawn into wires | 4. | The mass of an average atom of an element | 5. | The handsome man that organized the elements into the periodic table of elements | 10. | The number of protons in each atom of an element | 12. | The name of the most athletic science 9 teacher ever: | 13. | The centre of an atom, where protons and neutrons are found | 14. | The general name for a column on the periodic table | 15. | Very reactive non-metal elements | 17. | Positively charged ions | 18. | An electrically charged atom | 18. | Compounds that are held together by their attraction to opposite charges | 18. | A stable but charged atom: | 19. | KBr | 21. | Anything with mass and volume | 25. | A pure substance that cannot be broken down or separated into simpler substances | 28. | A pure substance made of two or more elements that have been chemically bonded together | 29. | Elements that are typically hard, shiny, malleable, ductile, and good conductors of heat and electricity | 31. | maximum number of electrons that can fit on the first orbital shell |
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© 2013
PuzzleFast.com, Noncommercial Use Only