Regarding the hydrides of group 15 elements $\mathrm{EH}_3(\mathrm{E}=\mathrm{N}, \mathrm{P}, \mathrm{As}, \mathrm{Sb})$, select the correct statement from the following:
A. The stability of hydrides decreases down...

Given below are two statements : Statement I : The increasing order of boiling point of hydrogen halides is $\mathrm{HCl}<\mathrm{HBr}<\mathrm{HI}<\mathrm{HF}$. Statement II: The increasing order...

Choose the INCORRECT statement

Which statements are NOT TRUE about $\mathrm{XeO}_2 \mathrm{~F}_2$ ?
A. It has a see-saw shape.
B. Xe has 5 electron pairs in its valence shell...

The correct statements from the following are :
A. Ionic radii of trivalent cations of group 13 elements decreases down the group.
B. Electronegativity of...

Two p -block elements X and Y form fluorides of the type $\mathrm{EF}_3$. The fluoride compound $\mathrm{XF}_3$ is a Lewis acid and $\mathrm{YF}_3$ is a...

Given below are two statements :
Statement I: Elements ' $X$ ' and ' $Y$ ' are the most and least electronegative elements, respectively among...

Given below are two statements:
Statement I: The halogen that makes longest bond with hydrogen in HX, has the smallest covalent radius in its...

A 'p'-block element $(\mathrm{E})$ and hydrogen form a binary cation $\left(\mathrm{EH}_{\mathrm{x}}\right)^{+}$, while $\mathrm{EH}_3$ on treatment with $\mathrm{K}_2 \mathrm{HgI}_4$ in alkaline medium gives a precipitate of...

Given below are two statements : Statement I: The number of pairs among $\left[\mathrm{SiO}_2, \mathrm{CO}_2\right],\left[\mathrm{SnO}, \mathrm{SnO} \mathrm{O}_2\right],\left[\mathrm{PbO}, \mathrm{PbO}_2\right]$ and $\left[\mathrm{GeO}, \mathrm{GeO}_2\right]$, which contain oxides that...