Which of the following substances cannot be classified as a heavy chemical?

Similar Questions

Alkanals can be distinguished from alkanones by the reaction with ...

Which of the following compounds reacts with sodium hydroxide to form a salt? ...

A piece of metal (M) is dissolved in nitric acid and the resulting solution is treated with a small ...

Electronic configuration of an element 13 in the subsidiary energy level is ...

In the reactions (I) H2 (g) + 1/2O2(g) → H2O(l); ∆H = -286 KJ (II) C(s) + O2g) → CO2 (g)...

If d represents the density of a gas and K is a constant, the rate of gaseous diffusion r is related...

The molecule which has a linear shape is ...

A gaseous metallic chloride MCl consists of 20.22% of M by mass. The formula of the chloride is? ...

How many unpaired electron(s) are there in the nitrogen sub-levels? ...

An organic compound that does not undergo a reaction with both hydrogen cyanide and hydroxylamine ca...