The questionsgiven belowcontainstatement -1 (Assertion ) andstatement -2 (Reason ) . Ithas fouroptions(a), (b) , ( c) and (d ) out ofwhich ONLYONE iscorrect . Choosethe correctoptionas.Statement -1 . Sixthperiodis the longestperiodin the periodictable. Statement -2 . Sixthperiodinvolvesthe fillingof all theorbitalsof the sixthenergylevel

The questionsgiven belowcontainstatement -1 (Assertion ) andstatement

1.	The questionsgiven belowcontainstatement -1 (Assertion ) andstatement -2 (Reason ) . Ithas fouroptions(a), (b) , ( c) and (d ) out ofwhich ONLYONE iscorrect . Choosethe correctoptionas.Statement -1 . Sixthperiodis the longestperiodin the periodictable. Statement -2 . Sixthperiodinvolvesthe fillingof all theorbitalsof the sixthenergylevel
Answer» Statement -1 isTrue Statement-2 isTrue, Statement-2 iscorrectexplanationfor Statement -1 Statement -1 isTrueStatement-2 isTrue , Statement-2 is NOTA correctexplanationfor Statement -1 Statement -1 isTrueStatement-2 is False Statement -1 is FalseStatement-2 isTrue Solution :CORRECT statement -2 Sixthperioddoes not INVOLVE thefillingof all theorbitalsof the sixthenergylevel(i.e.,6s 4f, 5d 6 p- orbitals are FILLED )