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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.
- Name the natural indicator present in curry stain.
- Explain the changes in colour of this indicator which take place during washing and rinsing the shirt.
- What is the nature of soap (acidic/basic) as shown by the indicator present in curry stain?
Which chemical is injected into the skin of a person during an ant’s sting?
How can the effect of these stings be neutralised?
Give two examples of the following:
monobasic acid
Name an acid used as an eyewash.
Write balanced equation to satisfy the following statement:
\[\ce{Acid + Active metal -> Salt + hydrogen}\]
Which gas is usually liberated when an acid reacts with a metal? Illustrate with an example. How will you test for the presence of this gas?
Which acid is used for getting chloride salt?
Fill in the missing data in the following table
| Name of the salt | Formula | Salt obtained from | ||
| Base | Acid | |||
| (i) | Ammonium chloride | NH4Cl | NH4OH | ______ |
| (ii) | Copper sulphate | ______ | ______ | H2SO4 |
| (iii) | Sodium chloride | NaCl | NaOH | ______ |
| (iv) | Magnesium nitrate | Mg(NO3)2 | ______ | HNO3 |
| (v) | Potassium sulphate | K2SO4 | ______ | ______ |
| (vi) |
Calcium nitrate | Ca(NO3)2 | Ca(OH)2 | ______ |
The correct way of making a solution of acid in water is to ______.
Which is the strongest acid in the following?
