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Which of the following reaction(s) relev...

Which of the following reaction(s) relevat t the microcosmic salt bead test?

A

`Cr_(2)O_(3)+3B_(2)O_(3) to 2Cr(BO_(2))_(3)`

B

`Co O+ZnO to CoZnO_(2)`

C

`CoO+NaPO_(4)toNaCoPO_(4)`

D

`Al_(2)(SO_(4))_(3)+3Na_(2)CO_(3) to Al_(2)O_(3)+3Na_(2)SO_(4)+3CO_(2)`

Text Solution

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The correct Answer is:
C
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Which of the following reactions (s) are not relevant to the microcosmic salt bead test ? I. Cr_(2)O_(3)+3B_(2)O_(3)rarr2Cr(BO_(2))_(3) II. CoO+ZnO rarrCoZnO_(2) III. CoO+NaPO_(3)rarrNaCoPO IV. Al_(2)(SO_(4))_(3)+3Na_(2)CO_(3)rarrAl_(2)O_(3)+3Naa_(2)SO_(4)+3CO_(2)

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