Question

Statement 1: The first ionisation energy of $Be$ is greater than that of $B$
Statement 2: $2p$-orbital is lower in energy than $2s$-orbital

• A. If both Statement $1$ and Statement $2$ are true and the Statement $2$ is the correct explanation of the Statement $1$
• B. If both Statement $1$ and Statement $2$ are true but Statement $2$ is not the correct explanation of the Statement $1$
• C. If Statement $1$ is true but Statement $2$ is false
• D. If Statement $1$ is false but Statement $2$ is true

Answer 1

Answer: (C)

Correct Statement $2$ : $2p$-orbital has higher energy than $2s$-orbital