Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test General Science Chemistry Structure of Atom
Iron and nickel are found in the __________ of the periodic table.
1
Middle
2
Zig-zag
3
Right-hand side
4
More than one of the above
5
None of the above