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Chemistry - Complete d-block Question with Solution | TestHub

ChemistryComplete d-blockd-blockEasy2 minPYQ_2020

ChemistryEasysingle choice

The gas obtained by roasting of sulphide ore is reacted with acidified potassium dichromate. A green coloured compound ' $X$ ' is formed. The compound $X$ can be:

Options:

Answer:

Solution:

$Sulphide ore \overset{roasting}{\to} {SO}_{2}$
${SO}_{2} \overset{K_{2} {Cr}_{2} O_{7} {+H}_{2} {SO}_{4}}{\to} \underset{Green Colour}{{Cr}_{2} {{(SO}_{4})}_{3}}$

Stream:NTA_ABHYASSubject:ChemistryTopic:Complete d-blockSubtopic:d-block

⏱ 2mℹ️ Source: PYQ_2020

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