Question

Which of the following Hydrides are polymeric?

• A. Hydride of Magnesium
• B. Hydride of Silicon
• C. Hydride of Beryllium
• D. Hydride of Aluminum

Answer 1

Answer: (A), (B), (C), (D)

The correct options are
A

Hydride of Magnesium

B

Hydride of Silicon

C

Hydride of Beryllium

D

Hydride of Aluminum

Elements having electronegativity in the range of 1.4 - 2.0 form polymeric Hydrides. All the four options - Mg, Si, Be and Al form polymeric Hydrides.