Given below are two statements: 

Assertion (A): Phosphorus with outer electronic configuration 3s23p3 form PH5 .
Reason (R): Hydrogen atom unable to contracts 3d orbital of phosphorus.
 
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. (A) is false but (R) is true.
 

 
 

Subtopic:  Hydrogen- Types & Isotopes |
Level 3: 35%-60%
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