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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 |
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उत्तर
| Column 1 | Column II | ||
| (a) | Tartaric acid | (iii) | unripe mangoes |
| (b) | Calcium hydroxide | (v) | lime water |
| (c) | Formic acid | (iv) | ant’s sting |
| (d) | Sodium hydroxide | (i) | soap |
| (e) | Lactic acid | (ii) | curd |
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संबंधित प्रश्न
Name one natural source of the following acids:
Citric acid
Why do HCl, H2SO4, HNO3, etc., show acid character in aqueous solutions while solutions of compounds like C6H12O6 (glucose) and C2H5OH (alcohol) do not show acidic character?
What type of ions is formed when an acid is dissolved in water?
Bee sting contains:
(a) an acidic liquid
(b) a salt solution
(c) an alkaline liquid
(d) an alcohol
One of the following does not inject an acidic liquid into the skin through its sting. This is:
(a) honey bee
(b) ant
(c) wasp
(d) nettle leaf hair
Water is never added to acid in order to dilute it why?
Out of HCl and CH3COOH, which one is a weak acid and why? Describe an activity to support your answer.
Give the name and formula of two : Non-volatile acids
An hydrous hydrogen chloride is not an acid but its aqueous solution is a strong acid. Explain.
Draw the structure of Hydronium ion.
