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Grade: 12th Pass
        
Out of the following elements, which one is the most reactive chemically?
  1. Ba
  2. Sr
  3. Ca
  4. Mg
one year ago

Answers : (2)

Aabha Misra
39 Points
							
Barium because these are alkali earth metal and ionisation enthalpy will decrease down the group so ease of donating electron increases.
one year ago
Sakshi kaushik
35 Points
							
Ba bcoz down the  group  metallic  nature  increase  due  to  decrease  In ionisation  enthalpy  it can  easily  lose  electron  and  react  so it is most  reactive  in nature. 
one year ago
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