Chemistry
Match the following :
| Column A | Column B |
|---|---|
| (a) Pb(NO3)2 | (i) rotten egg smell |
| (b) CO2 | (ii) burns with a pop sound |
| (c) (NH4)2Cr2O7 | (iii) suffocating smell of sulphur |
| (d) HCl | (iv) lime water turns milky |
| (e) NO2 | (v) crackling sound |
| (f) O2 | (vi) residue swells up |
| (g) H2 | (vii) brown gas |
| (h) H2S | (viii) supports combustion |
| (i) SO2 | (ix) fumes with NH3 solution |
Answer
| Column A | Column B |
|---|---|
| (a) Pb(NO3)2 | (v) crackling sound |
| (b) CO2 | (iv) lime water turns milky |
| (c) (NH4)2Cr2O7 | (vi) residue swells up |
| (d) HCl | (ix) fumes with NH3 solution |
| (e) NO2 | (vii) brown gas |
| (f) O2 | (viii) supports combustion |
| (g) H2 | (ii) burns with a pop sound |
| (h) H2S | (i) rotten egg smell |
| (i) SO2 | (iii) suffocating smell of sulphur |
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