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प्रश्न
Name the acid present in lemon.
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उत्तर
Citric acid is present in lemon.
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संबंधित प्रश्न
Name the acid-base indicator extracted from lichen.
Give one example in the following case:
A hydrogen containing compound which is not an acid.
Classify the following solutions as acids, bases or salts.
Ammonium hydroxide, barium chloride, sodium chloride, sodium hydroxide, H2SO4 and HNO3
Identify the following solutions, whether they are acid or base.
| Solution | Change in Indicator | Acid/Base | ||
| Litmus | Phenolphthalein | Methyl orange | ||
| 1. | -- | No change | -- | |
| 2. | -- | -- | Orange colour turns red | |
| 3. | Red litmus turns blue | -- | -- | |
Main constituent of acid is ______.
Acid mixed with base forms ______.
Paheli is suffering from indigestion due to acidity. Is it advisable to give her orange juice in this situation and why?
A farmer was unhappy because of his low crop yield. He discussed the problem with an agricultural scientist and realised that the soil of his field was either too acidic or too basic. What remedy would you suggest the farmer to neutralise the soil?
Bring the soil sample of your area, find out if it is acidic, basic or neutral. Discuss with farmers if they treat the soil in any manner.
Consider the acidity of the carboxylic acids:
(1) PhCOOH
(2) o-NO2C6H4COOH
(3) p-NO2C6H4COOH
(4) m-NO2C6H4COOH
