Teaching BPSC बिहार प्राथमिक (1 to 5) शिक्षक भर्ती 4.0 Mock Test General Science Chemistry Basic Concepts of Chemistry
A Liquid metal at room temperature reacts with ozone to form - Identify
1
Br2O
2
Hg2O
3
Rb2O
4
More than one of the above
5
None of the above