Which of the following statements is NOT true about polymorphism?

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Which of the following statements is NOT true about polymorphism?

ChemistrySolid StateMHT CETMHT CET 2022 (06 Aug Shift 1)

Options:

A $\mathrm{NaF}$ and $\mathrm{MgO}$ are polymorphous compounds.
B Fullerene is a polymorphic form of carbon.
C Polymorphism occurring in elements is called allotropy.
D Single substance that exists in two or more forms is said to be polymorphous.

Solution:

2584 Upvotes Verified Answer

The correct answer is: $\mathrm{NaF}$ and $\mathrm{MgO}$ are polymorphous compounds.

$\mathrm{NaF}$ and $\mathrm{MgO}$ are not polymorphous compound.

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