Chemistry
Answer
Properties of hydrogen different from Alkali metals & Halogens are:
- Hydrogen has only one shell but alkali metals and halogens have two or more shells.
- Oxides of hydrogen, H2O, is a neutral oxide. Oxides of halogens like Cl2O, Cl2O7, etc., are acidic in nature, while oxides of alkali metals like Na2O, K2O etc., are basic in nature.
Related Questions
Why does hydrogen show dual nature?
Compare hydrogen with alkali metals on the basis of :
(i) Ion formation
(ii) Reducing power
(iii) Reaction with oxygen
(iv) Oxide formation
Give the general group study of hydrogen with reference to:
(i) valence electrons
(ii) burning
(iii) reducing power.
Why was hydrogen called 'inflammable air'?