Question
What are the General Trends in Properties of s-Block Elements?
Answer
Alkali metals show following trends in their properties:
(i) Atomic and ionic radius
(ii) Ionisation enthalpies
(iii) Hydration enthalpy
(iv) Flame test
(v) Electropositive and metallic character
(vi) Oxidation states
(vii) Reaction with oxygen
(viii) Reaction with water
