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प्रश्न
Match the substances in Column I with those in Column II.
| Column 1 | Column II | ||
| (a) | Tartaric acid | (i) | soap |
| (b) | Calcium hydroxide | (ii) | curd |
| (c) | Formic acid | (iii) | unripe mangoes |
| (d) | Sodium hydroxide | (iv) | ant’s sting |
| (e) | Lactic acid | (v) | lime water |
उत्तर
| Column 1 | Column II | ||
| (a) | Tartaric acid | (iii) | unripe mangoes |
| (b) | Calcium hydroxide | (ii) | curd |
| (c) | Formic acid | (iv) | ant’s sting |
| (d) | Sodium hydroxide | (i) | soap |
| (e) | Lactic acid | (ii) | curd |
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