A) solid\[C{{O}_{2}}\]
B) solid camphor
C) solid\[S{{O}_{2}}\]
D) solid \[N{{O}_{2}} \]
Correct Answer: A
Solution :
Solid \[\text{C}{{\text{O}}_{\text{2}}}\]is called ice because it changes to vapour state directly without changing to liquid state.
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