Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test General Science Chemistry Basic Concepts of Chemistry
Identify the correct statement for metals
1
Metals produce basic oxides when dissolved in water.
2
Metals and non-metals produce acidic oxides when dissolved in water.
3
Metals produce acidic oxides when dissolved in water.
4
More than one of the above
5
None of the above