Embibe Experts Solutions for Chapter: Elements and Compounds, Exercise 1: Exercise 1

Which of the following is water-gas?

${\mathrm{H}}^{+}$ ion always get associated with other atoms in molecules because:

The name azote is used for-

Which one of the following element does not have allotropic forms?

The correct order for the increasing acidic strength of oxides of nitrogen is:

Oxidation of $\mathrm{NO}$ in air produces-

Which one of the following is not correct for ${\mathrm{N}}_2\mathrm{O}?$

Which of the following statements are true regarding oxygen?

I. It reacts with non-metals to form oxides, which are basic in nature.

II. Ozone is an allotrope of oxygen.

III. It is soluble in acidic pyrogallol.

IV. It is slightly heavier than air.

Select the correct answer using codes given below