ICSE Class 10 Chemistry 2020 Solved Paper
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Question : 54
Total: 86
Match the gases given in column I to the identification of the gases mentioned in column II :
| column I | column II |
|---|---|
| (i) Hydrogen sulphide | A. Turns acidified potassium dichromate solution green. |
| (ii) Nitric oxide | B. Turns lime water milky. |
| (iii) Carbon dioxide | C. Turns reddish brown when it reacts with oxygen. |
| (iv) Sulphur dioxide | D. Turns moist lead acetate paper silvery black. |
Solution:
| column I | column II |
|---|---|
| (i) Hydrogen sulphide | D. Turns moist lead acetate paper silvery black. |
| (ii) Nitric oxide | C. Turns reddish brown when it reacts with oxygen. |
| (iii) Carbon dioxide | B. Turns lime water milky. |
| (iv) Sulphur dioxide | A. Turns acidified potassium dichromate solution green. |
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