The boiling point of sodium is 890° C.
What happens to sodium atoms as the temperature of a sample of sodium changes from 950° C to 900° C?
1 )
The atoms move more quickly and bonds are formed.
2 )
The atoms move more quickly and bonds are neither broken nor formed.
3 )
The atoms move more slowly and bonds are formed.
The atoms move more slowly and bonds are neither broken nor formed.
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