A metal M readily forms water soluble MSO4. It also forms oxide MO whi – InterviewSolution

1.	A metal M readily forms water soluble MSO4. It also forms oxide MO which becomes inert on heating. Hydroxide M(OH)2 is insoluble in water but soluble in NaOH solution. What is M ?
Answer» A metal $M$ readily forms water soluble $M S O_{4} .$ It also forms oxide $M O$ which becomes inert on heating. Hydroxide $M (O H)_{2}$ is insoluble in water but soluble in $N a O H$ solution. What is $M$ ?

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