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ATOM : is the basic unit of an element
MATTER : the particles of the _______ is atom, ion, molecule
TEMPERATURE : is the average of the kinetic energy of particles of matter
VAPORIZATION : is the change from liquid to gas
ELEMENTS : the smallest particle of ________ are either atoms or molecules
ION : is charged particles
MOLECULE : are two or more atoms chemically combined
ORGANIC : is derived from living things
COMPOUND : is a pure substance
SOLID : has a definite shape and definite volume
LIQUID : has a definite volume but has no definite shape
SUBLIMATION : is the change from solid directly to gas
CHEMICAL : a property that is observed only after the substance is chemically changed
PHYSICAL : a property that is observed by the naked eye
GAS : has no definite shape and no definite volume
MELTING : is the change from solid to liquid
LUSTER : the property of a substance that describes how shiny or lustrous it is
CLARITY : the property of a substance that describes how much light can pass through
TEXTURE : the property of a substance that describes how the surface of a substance feels
PLASMA : is also a physical state, but requires a special condition to exist
HARDNESS : the property of a substance that describes how difficult it is to scratch its surface
VOLUME : is the amount of space needed
MASS : is the amount of matter present in substance
FREEZING : is the change from liquid to solid
DEPOSITION : the change directly from gas to liquid
MASS NUMBER : is the total number of protons and neutrons
ELECTRONS : are the subatomic particles involved in chemical reactions
SUBSHELLS : each main energy in an atom has sub energy levels called _________
ORBITALS : are places in the subshell where electrons are more likely to be found
PROTONS : are the subatomic particles located in the nucleus of an atom
ENERGY LEVELS : they' re arranged outside nucleus, occupying a position
NEUTRONS : are the other subatomic particles found in the nucleus of an atom
ANION : an atom that receives electrons become negatively charged
PERIODIC TABLE : is a list of chemical elements displayed on chemical form
ELECTRONEGATIVITY : is the tendency of an atom to attact electrons
ALKALI : are metal that include lithium, sodium, pottasium, rubidium, cesium and francium
ALKALINE EARTH : are metals that are less reactive that the alkali metals
NONMETALS : are mostly gases and solids
NOBLE GASES : found in group 18 ( VIIIA ) of the periodic table are 6 less reactive gases
HALOGEN : is a group / family that has 5 elements
METTALLOIDS : are elements that have intermediate properties between metals and nonmetals
ACTANIDE : is a series of 14 radioactive elements in the periodic table with atomic numbers 88 through 102
TRANSURANIUM : those elements with atomic numbers of 93 and above
FAMILY : there are 18 columns called ______
PERIOD : there are 7 rows called ______
VALENCE ELECTRONS : electrons at the outermost energy level are the ones involved in a chemical reaction
EXOTHERMIC : An __________ reaction is process or a change that releases energy
ENDOTHERMIC : if the changes require energy, this process is called ___________
TRANSITION : are metals that are found in the middle of the periodic table
RARE EARTH : are elements that belong to the lantanole series
Across:1. | are places in the subshell where electrons are more likely to be found | 3. | is also a physical state, but requires a special condition to exist | 5. | are the other subatomic particles found in the nucleus of an atom | 9. | is the amount of space needed | 10. | are two or more atoms chemically combined | 13. | the smallest particle of ________ are either atoms or molecules | 14. | a property that is observed only after the substance is chemically changed | 19. | is a group / family that has 5 elements | 22. | has a definite shape and definite volume | 23. | has no definite shape and no definite volume |
| 25. | found in group 18 ( VIIIA ) of the periodic table are 6 less reactive gases | 30. | is a pure substance | 31. | they' re arranged outside nucleus, occupying a position | 32. | the property of a substance that describes how shiny or lustrous it is | 33. | is the basic unit of an element | 36. | is derived from living things | 37. | are metal that include lithium, sodium, pottasium, rubidium, cesium and francium | 38. | an atom that receives electrons become negatively charged | 39. | there are 18 columns called ______ | 40. | the property of a substance that describes how the surface of a substance feels |
| | Down:2. | is a series of 14 radioactive elements in the periodic table with atomic numbers 88 through 102 | 3. | are the subatomic particles located in the nucleus of an atom | 4. | is the change from liquid to solid | 5. | are mostly gases and solids | 6. | is the change from solid directly to gas | 7. | a property that is observed by the naked eye | 8. | is the change from liquid to gas | 11. | are the subatomic particles involved in chemical reactions | 12. | are metals that are found in the middle of the periodic table | 15. | are elements that have intermediate properties between metals and nonmetals | 16. | is the tendency of an atom to attact electrons | 17. | are elements that belong to the lantanole series |
| 18. | those elements with atomic numbers of 93 and above | 20. | is charged particles | 21. | each main energy in an atom has sub energy levels called _________ | 24. | the property of a substance that describes how difficult it is to scratch its surface | 26. | has a definite volume but has no definite shape | 27. | An __________ reaction is process or a change that releases energy | 28. | are metals that are less reactive that the alkali metals | 29. | the change directly from gas to liquid | 30. | the property of a substance that describes how much light can pass through | 34. | the particles of the _______ is atom, ion, molecule | 35. | is the amount of matter present in substance |
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PuzzleFast.com, Noncommercial Use Only
Across:1. | are places in the subshell where electrons are more likely to be found | 3. | is also a physical state, but requires a special condition to exist | 5. | are the other subatomic particles found in the nucleus of an atom | 9. | is the amount of space needed | 10. | are two or more atoms chemically combined | 13. | the smallest particle of ________ are either atoms or molecules | 14. | a property that is observed only after the substance is chemically changed | 19. | is a group / family that has 5 elements | 22. | has a definite shape and definite volume | 23. | has no definite shape and no definite volume |
| 25. | found in group 18 ( VIIIA ) of the periodic table are 6 less reactive gases | 30. | is a pure substance | 31. | they' re arranged outside nucleus, occupying a position | 32. | the property of a substance that describes how shiny or lustrous it is | 33. | is the basic unit of an element | 36. | is derived from living things | 37. | are metal that include lithium, sodium, pottasium, rubidium, cesium and francium | 38. | an atom that receives electrons become negatively charged | 39. | there are 18 columns called ______ | 40. | the property of a substance that describes how the surface of a substance feels |
| | Down:2. | is a series of 14 radioactive elements in the periodic table with atomic numbers 88 through 102 | 3. | are the subatomic particles located in the nucleus of an atom | 4. | is the change from liquid to solid | 5. | are mostly gases and solids | 6. | is the change from solid directly to gas | 7. | a property that is observed by the naked eye | 8. | is the change from liquid to gas | 11. | are the subatomic particles involved in chemical reactions | 12. | are metals that are found in the middle of the periodic table | 15. | are elements that have intermediate properties between metals and nonmetals | 16. | is the tendency of an atom to attact electrons | 17. | are elements that belong to the lantanole series |
| 18. | those elements with atomic numbers of 93 and above | 20. | is charged particles | 21. | each main energy in an atom has sub energy levels called _________ | 24. | the property of a substance that describes how difficult it is to scratch its surface | 26. | has a definite volume but has no definite shape | 27. | An __________ reaction is process or a change that releases energy | 28. | are metals that are less reactive that the alkali metals | 29. | the change directly from gas to liquid | 30. | the property of a substance that describes how much light can pass through | 34. | the particles of the _______ is atom, ion, molecule | 35. | is the amount of matter present in substance |
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© 2015
PuzzleFast.com, Noncommercial Use Only