Embibe Experts Solutions for Chapter: Qualitative Analysis, Exercise 2: Exercise-2

Consider following reaction

Nitrite $+$ Acetic acid $+$ Thiourea $⟶{\mathrm{N}}_2\uparrow +{\mathrm{SCN}}^{-}+2{\mathrm{H}}_2\mathrm{O}$

The formation of the product in the above reaction can be identified by

The gas$\text{'}\mathrm{G}\text{'}$ will show which of the following property?

Which of the following can decompose on heating to give ${\mathrm{CO}}_2?$

In the following diagram bunsen flame the $\left(\mathrm{X}\right)$ represents.

Then A may have:

Which of the following metal chloride will give chromyl chloride test?

Reddish-brown gas is obtained when the following are treated with conc. ${\mathrm{H}}_2{\mathrm{SO}}_4?$

$\underset{(\mathrm{mixture} \mathrm{of} \mathrm{two} \mathrm{anions})}{\mathrm{A}}\underset{\mathrm{excess} \mathrm{of} {\mathrm{BaCl}}_2}{\overset{\mathrm{Cold}}{\to }}\mathrm{white} \mathrm{ppt}. \stackrel{\mathrm{filtered}}{\to }\left(\mathrm{filterate}\right)\stackrel{\mathrm{boil}}{\to }\mathrm{white} \mathrm{ppt}.\downarrow$

Anion of $\left(\mathrm{A}\right)$ could be: