The oxide Tl_n Ca_2 Ba_2 Cu_3 O_10 is found to be superconductor at 125 K. The value of n is

The oxide Tl_n Ca_2 Ba_2 Cu_3 O_10 is found to be superconductor at 12

1.	The oxide Tl_n Ca_2 Ba_2 Cu_3 O_10 is found to be superconductor at 125 K. The value of n is
Answer» Solution :As given MOLECULE is neutral , sum of oxidation states =0 . HENCE,n(+3)+2(+2)+2(+2)+3(+2)+10(-2)=0 or 3N +4 +4 +6-20=0 or 3 n =6 or n=2