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प्रश्न
Which chemical is injected into the skin of a person during an ant’s sting?
How can the effect of these stings be neutralised?
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उत्तर
During an ant sting, methanoic acid is injected into the skin, which causes severe pain and irritation. The effect of the sting can be neutralised by applying a mild base like a baking soda solution on the affected area.
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संबंधित प्रश्न
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\[\ce{Acid + Active metal -> Salt + hydrogen}\]
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| Solution | Change in Indicator | Acid/Base | ||
| Litmus | Phenolphthalein | Methyl orange | ||
| 1. | -- | No change | -- | |
| 2. | -- | -- | Orange colour turns red | |
| 3. | Red litmus turns blue | -- | -- | |
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(3) p-NO2C6H4COOH
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