Why Is SiH₄ More Reactive Than CH₄

question 4

Multiple Choice

Why is SiH₄ more reactive than CH₄?
(i) Si is larger than C and is more susceptible to attack by nucleophiles.
(ii) Si-H bond is more polar.
(iii) Si has accessible 3d orbitals.

• A) (i) and (ii)
• B) All of the above
• C) (ii) and (iii)