$NaF$ is the highest melting halide because it is the most ionic in nature. This is because the chosen halide has:

In which of the following orders does the ionic character of the metal-halogen $(M - X)$ bond decrease?

Which of the following substances has the least covalent character?

The charge/size ratio of a cation determines its polarizing power. Which of the following sequences represents the increasing order of the polarizing power of the cations $K^+$,$Ca^{2+}$,$Mg^{2+}$,and $Be^{2+}$?

Which of the following molecules is the most covalent?

If $CdI_2$ is pink in colour,the $CdCl_2$ will be ........... coloured.