Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test General Science Chemistry Periodic Table
Which of the following is not the characteristic of a transition element?
1
Are hard and have high densities.
2
form coloured ions and compunds.
3
show fixed oxidation state.
4
More than one of the above
5
None of the above