Question

Due to diagonal relationship between $Be$ and $Al$:

• A. both are metals
• B. both are metalloids
• C. both form polymeric covalent hydrides
• D. none of these

Answer 1

Answer: (C)

both form polymeric covalent hydrides

Option $\left(C\right)$ is correct.

Due todiagonal relationship between $Be$ and $Al$, both form polymeric covalent hydrides.