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17 Cards in this Set
- Front
- Back
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SI Units of measurement Mass, Length, Time, Temperature, Amount of substance, and Electric current |
Mass - kilogram - kg Length - meter - m Time - second - s Temperature - kelvin - K Amount of substance - mole - mol Electric current - ampere - A |
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Prefixes mega, kilo, deci and centi |
mega - M - 10^6 kilo - k - 10^3 deci - d - 10^-1 centi - c - 10^-2 |
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Prefixes milli, micro, nano, pico, femto |
milli - m - 10^-3 micro - µ - 10^-6 nano - n - 10^-9 pico - p - 10^-12 femto - f - 10^-15 |
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Kelvin to Centigrade |
K = C +273.15 |
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AMU |
Atomic mass unit - 1/12 the mass of an atom of carbon 12 |
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Atomic Number |
Z number of protons tell what kind of element it is. |
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Mass Number |
A Sum of protons and neutrons |
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Mole |
Avogadro's number is the amount of a substance that contains as many elementary entities (atoms, molecules, other) as there are atoms in 12g of the carbon 12 isotope |
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Group 1 / 1A |
Alkali Elements Hydrogen - non metal most reactive metals in the PT all lose 1 electron |
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Group 2 / 2A |
Alkaline Earth Elements 2nd most reactive metals all lose 2 e- to become 2+ |
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Group 17/7A |
Halogens all non metals various states of matter all diatomic in elemental form like to gain 1 electron to become + |
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7 diatomic elements |
Hydrogen Oxygen Fluorine Bromine Iodine Nitrogen Chlorine |
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Group 18 / 8A |
Noble Gasses all monatomic gasses all fairly rare last elements to be discovered due to being non reactive only compounds made with Kr and Ne do not form ions |
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Methane |
CH4 |
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Ammonia |
NH3 |
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Molecular prefixes 1 2 3 4 5 6 |
1 Mono 2 Di 3 Tri 4 Tetra 5 Penta 6 Hexa |
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Molecular prefixes 7 8 9 10 11 12 |
7 Hepta 8 Octa 9 Nona 10 Deca 11 Un Deca 12 Dodeca |
