Embibe Experts Solutions for Chapter: The p-Block Elements, Exercise 1: WBJEE 2018

${\mathrm{SiO}}_2$ is attacked by which one/ones of the following?

The main reason that ${\mathrm{SiCl}}_4$ is easily hydrolysed as compared to ${\mathrm{CCl}}_4$ is that

White phosphorous ${\mathrm{P}}_4$ has the following characteristics

Which of the following chemicals may be used to identify three unlabelled beakers containing conc. $\mathrm{NaOH}$, conc. ${\mathrm{H}}_2{\mathrm{SO}}_4$ and water?

Which of the set of oxides are arranged in the proper order of basic, amphoteric, acidic?

Which of the following statements is not true for the reaction, $2{\mathrm{F}}_2+2{\mathrm{H}}_2\mathrm{O}\to 4\mathrm{HF}+{\mathrm{O}}_2$

At room temperature, the reaction between water and fluorine produces:

The reactive species in chlorine bleach is