Q3 of 53 Page 50

Non-metals do not evolve hydrogen gas when react with water, steam or dilute acids. Why?

Except for carbon all the non-metals are below hydrogen in the activity series of the elements because of which Non-metals do not evolve hydrogen gas when react with water, steam or dilute acids.


More from this chapter

All 53 →
1

Do non-metals possess lustre? Give two exceptions of this property of non-metal.

 2

Give an example of a non-metal which is

a. hardest known substance.


b. a good conductor of heat and electricity.

 4

Write a displacement reaction for non-metal.

 5

Write the product by giving balanced chemical equation

(i) When sulphur reacts with conc. nitric acid.


(ii) When phosphorus reacts with conc. sulphuric acid.


(iii) When phosphorus reacts with conc. nitric acid.