In the quantitative analysis of sulphur in the organic compound,compound is heated in carius tube with:
A
sodium oxide
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B
sodium peroxide
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C
fuming HNO3
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D
dil HNO3
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Solution
The correct options are B sodium peroxide C fuming HNO3 A known mass of an organic compound is heated in a carius tube with sodium peroxide or fuming nitric acid. Sulphur present in the compound is oxidised to sulphuric acid.