combination
element numbers
groups
states of matter
use
100
water
What is H2O
100
18
What is argon
100
nobel
What is helium neon xenon argon kripton
100
oxygen
What is a gas
100
borax
What is boron used in
200
methane
What is CH4
200
30
What is zinc
200
uranium
What is in the actinides?
200
hydrogen
What is a gas?
200
salt
What is sodium used in?
300
C12H22O11
What is sugar?
300
14
What is silicon?
300
lithium, sodium, potassium, rubidium, caesium, francium,
What are the alkali metals?
300
carbon
What is a solid
300
atomic bombs
What is einsteinium found in?
M
e
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u