assertion-reason solid..........................????????

The answer is A

both the statements are true and statement 2 is the correct explanation of statement 1

hey it is Na+ surrounded by Na+??????????????

ya john ans is A......

see this the same type of q as that ZnS wala q ... remember?? well i cudnt make u understand... but the type is same.... the no. of nxt mearest neighbour here is 12 (as in question)... but the co-ordination no. is 6..... theres a clear distinction btween no. of NEXT nearst neighbour.... and co-ordination no.(nearest neighbour)

@kamalendu
hmmmmmmm..............i got this one!!!!!!!!but wat about ZnS[how's it similar?????]