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Chemistry Review
Semester Final
Question | Answer |
---|---|
Scientific Law | States what happens |
Scientific Theory | Explains why something occurs |
Density | mass/volume in g/cm^3 |
Transmutation | producing gold from other substances |
Alchemy | Secretive group that did not follow any scientific or methodical approach |
"Many kids Have dropped over dead converting Metric units" What does this stand for? | Mega, kilo, hecto, deka, base, deci, centi, milli, micro |
End of Alchemy | discovery of oxygen by lavoisier |
Chemical change Evidence of Chemical changes (6) | New substance with new properties Explosions, odors, formation of gases, electricity, precipitate, color change |
Physical change | no change in identifying properties |
Element | |
Compound | |
Mixture | |
Kinetic energy | |
Potential energy | |
Chemical energy | |
Nuclear energy | |
Endothermic | |
Exothermic | |
Physical properties | |
Chemical properties | |
Energy | |
Entropy | |
Homogeneous | |
Heterogenous | |
Properties of solid | |
Properties of Liquid | |
Properties of gas | |
How many Natural elements are there | |
How is the modern periodic table organized | |
Metal | |
Non-metal | |
Metalloid | |
Noble gas | |
Atomic theory | |
Rutherford | |
Ramsey | |
John dalton | |
Thompson | |
Mendeleev | |
Newlands | |
Mosely | |
Bohr | |
Atomic structure | |
Isotopes | |
mass number | |
atomic number | |
atomic weight | |
Electron configuration | |
quantum numbers | |
wavelength | |
frequency | |
speed of light | |
Electromagnetic radiation | |
Electromagnetic spectrum | |
Which color in the visible spectrum has the longest wavelength? | |
Ionization energy and trend | |
Electron affinity and trend | |
Electronegativity and trend | |
Atomic radius trend | |
ENC | |
TELP | |