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प्रश्न
Select the correct answer from A, B, C and D.
- Nitroso iron (II) sulphate
- Iron (III) chloride
- Chromium sulphate
- Lead (II) chloride.
- The compound which is responsible for the green colour formed when SO2 is bubbled through acidified potassium dichromate solution.
- Compound responsible for brown ring.
अति संक्षिप्त उत्तर
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उत्तर
(a) C. Chromium sulphate
(b) A. Nitroso iron(II) sulphate
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