List of top Chemistry Questions

Spin only magnetic moment of the compound $Hg[Co(SCN)_4] $ is

Acetaldehyde cannot show

A sodium salt of an unknown anion when treated with $ MgCl_2 $ gives white precipitate only on boiling. The anion is

2-Hexyne gives trans-2-hexene on treatment with

Which of the following has -O-O- linkage?

Spontaneous adsorption of a gas on solid surface is an exothermic process, because

$(NH_4)_2Cr_2 O_7$ on heating gives a gas which is also given by

When $I^-$ is oxidised by $MnO_4^-$ in alkaline medium, $I^-$ converts into

The correct statement(s) for orthoboric acid is/'are

Yellow phosphorus is kept in:

Which of the following forms molecular solid?

Which of the following acids is monobasic?

What is obtained, when potassium succinate solution is electrolysed?

The pH of $10^{-8}M\,NaOH$ is:

The shape of an orbital is determined by:

Oxidation number $Fe$ in $K_{3}[Fe(CN)_{6}]$ is:

The following compound cannot exhibit: $CH_{3}CH=CH-CH(OH)\cdot COOH$

Which is the shortest wavelength line in the Lyman series of the hydrogen spectrum? $\left(R=1.097 \times 10^{-2} nm ^{-1}\right)$

Which of the following order of ionization energy is correct?

Which of the following, is a mordant dye?

$CH_{3}CHCl_{2}$, on hydrolysis, will give:

The coal tar fraction which contains phenol is :

Which of the following is not an amphoteric substance ?

Correct order of reactivity:

Which of the following product is formed in the reaction $ CH_3MgBr {->[(i)CO_2][(ii)H_2O]} ? $