Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test General Science Chemistry Periodic Table
The alkali metals have relatively low melting point. Which one of the following alkali metals is expected to have the highest melting point?
1
Li
2
Na
3
K
4
More than one of the above
5
None of the above