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प्रश्न
Tartaric acid is a ______ acid.
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उत्तर
Tartaric acid is a weak acid.
संबंधित प्रश्न
A white shirt has a yellow stain of curry. When soap is rubbed on this shirt during washing, the yellow stain turns reddish-brown. On rinsing the shirt with plenty of water, the reddish-brown stain turns yellow again.
Explain the changes in colour of this indicator which take place during washing and rinsing the shirt.
Which chemical is injected into the skin of a person during the nettle leaf hair sting?
How can the effect of these stings be neutralised?
Write any two important uses of bases.
What effect does the concentration of H+ (aq) ions have on the nature of a solution?
How is an acid prepared from a non metal and a base from a metal? Give equation.
Fill in the blank
The word acid comes from latin word acidus meaning _________
HCl, HNO3, C2H5OH, C6H12O6 all contain H atoms but only HCl and HNO3 show acidic character. Why?
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 |
Name the acid present in the given table.
______ contain one or more replaceable hydrogen atoms.
