Chemistry-10th Metals and Non-metals CBSE Board 2024 Medium
(a) Sodium metal is stored under kerosene oil. Why ? (b) Some metal oxides are soluble in water. What are the…
- (a)Sodium metal is stored under kerosene oil. Why ?
- (b)Some metal oxides are soluble in water. What are the aqueous solutions of these oxides called ? Write one example of such a solution.
- (c)At ordinary temperature the surface of metals such as magnesium, aluminium, zinc etc. is covered with a thin layer. What is the composition of this layer ? State its importance.
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