At $25\,^oC$,hydrogen chloride is:

Which of the following is not a characteristic of a covalent compound?

The $X-X$ bond length is $1.00 \mathring{A}$ and $C-C$ bond length is $1.54 \mathring{A}$. If $EN$ of $X$ and $C$ are $3.0$ and $2.0$ respectively,the $C-X$ bond length is likely to be ............ $\mathring{A}$.

Which one of the following has the longest covalent bond distance?

Which of the following compounds does not follow the octet rule for electron distribution?

The potential energy $(y)$ curve for $H_2$ formation as a function of internuclear distance $(x)$ of the $H$ atoms is shown below.
The bond energy of $H_2$ is