Which one of the following elements of group 13 can react with alkali solution solution to give h2gas? 1)boron 2) aluminium 3) gallium 4)all of these

Dear student

Boron reacts with alkali NaOH solution according to the reaction:
2B+ 6NaOH -->  2NaBO2 + 3H2+ 2Na2O

‚ÄčAl reacts with NaOH, to give sodium  aluminate and sodium hydroxide.

Gallium react with sodium hydroxide and water to produce sodium tetrahydroxogallate(III) and hydrogen. 

Hence option (d) is correct


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