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Chemistry - Test 1
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Gravity
Terms in this set (17)
Mega
Symbol: M
Meaning: 1 million
Math Expression: 1 000 000
Exponent: 10^6
Kilo
Symbol: K
Meaning: 1 thousand
Math Expression: 1 000
Exponent: 10^4
deci
Symbol: d
Meaning: 1 tenth
Math expression: 1/10
Exponent: 10^-1
centi
Symbol: c
Meaning: 1 hundredth
Math expression: 1/100
Exponent: 10^-2
milli
Symbol: m
Meaning: 1 thousandth
Math expression: 1/1000
Exponent: 10^-4
micro
Symbol:
Meaning: 1 millionth
Math expression: 1/1000000
Exponent: 10^-6
nano
Symbol:
Meaning: 1 billionth
Math expression: 1/1000000000
Exponent: 10^-9
Significant Figure
Decimal = L to R
Non decimal = R to L
Start from non-zero
No decimal, starts with 0 = infinite
Alkali Metals
1st period (except hydrogen)
Li
Na
K
Rb
Cs
Fr
Alkali Earth Metals
2nd period
Be
Mg
Ca
Sr
Ba
Ra
Metalloids
(5 to 85)
B
Si
As
Te
At
Non Metals
C
P
s
Se
N
O
Halogens
17th period
F
Cl
Br
I
Noble Gases
18th period
He
Ne
Ar
Kr
Xe
Rn
Element
Building blocks of matter. Substances that cannot be broken down into simpler ones.
Compound
Substance that contains two or more elements w/ atoms of those ratio elements.
Kinetic Energy
The capacity to do work resulting from the motion of an object.
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