Question

Which element occurs in free state?

• A. Germanium
• B. Tin
• C. Silicon
• D. Carbon

Answer 1

The correct option is D

Carbon

Explanation for correct option:

Option(D): Carbon

• Carbon exists both in free as well as combined states.
• In the free state, it exists as diamond, graphite and fullerene.

Explanation for incorrect option:

Option(A): Germanium

• They are not stable in free state.
• They are found as a combined state.

Option(B): Tin

• They are found in a combined form in nature.
• They are not present in free state.

Option(C): Silicon

• It is not a free state element.
• It occurs in a combined state.
• It exists as silica or silicate too.

Hence, the correct option is (C), Silicon