1.

Assertion. Borax bead test is not stuitablefor Al (III). Reason. Al_(2)O_(3) is insoluble in H_(2)O.

Answer»

If both assertion and REASON are true, and reason is the true EXPLANATION of the assertion.
If both assertion and reason are true, but reason not is the true explanation of the assertion.
If assertion is true, but reason is false.
If both assertion and reason are false.

Solution :CORRECT explanation. `Al_(2)O_(3)` beingcolourless DOESNOT form a coloured borax bead.


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