p-Block elementsHard

Question

Solid CO2 is known as dry ice:

Options

A.It melts at 0oC
B.Its B.P. is more than 199oC
C.it evaporates at - 78oC without melting
D.None of the above

Solution

Solid CO2 is known as dry ice because it evaporates at n - 78o without melting.

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