Assertion :Borax bead test is applicable only to coloured salts. Reason: In borax bead test, coloured salts are decomposed to give coloured metal metaborates.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Both Assertion and Reason are incorrect

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Solution

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
We use borax bead test while we identify transition metals.
Hence, Borax bead test is applicable only to coloured salts and are decomposed to give coloured metal metaborates.
The correct option is (A).
Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Reason: $C a C O_{3}$ which decomposes into $C a O$ and $C O_{2}$ . The $C a O$ formed reacts with $S i O_{2}$ to remove silica

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