1.

(A): Zinc is not considered as a transition element (R): Zn or Zn^(+2) does not contain unpaired d-electon

Answer»

Both A and R are TRUE and R is the CORRECT explanation of A 
Both A and R are true but R is not the correct explanation of A 
A is true and R is FALSE
R is true and A is false 

Answer :A


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