MHTCET 14 May 2023 Shift 1 Solved Paper

Section: Chemistry

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Question : 22 of 150

Marks: +1, -0

Which from following formulae is of sodium hexanitrocobaltate(III)?

Na3[Co(NO2)6]
Na2[Co(NO2)6]
[Co(NaNO2)6]
Na3[Co(ONO)6]

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