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प्रश्न
An aqueous solution of a salt turns blue litmus to red. The salt could be the one obtained by the reaction of ______.
पर्याय
HNO3 and NaOH
H2SO4 and KOH
CH3COOH and NaOH
HCl and NH4OH
उत्तर
An aqueous solution of a salt turns blue litmus to red. The salt could be the one obtained by the reaction of HCl and NH4OH.
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संबंधित प्रश्न
The salt prepared by the method of direct combination is _______.
Name the salt which is used as preservative in pickles, and in curing meat and fish.
Give one example of a salt which gives an aqueous solution having:
pH less than 7
What is a ‘salt’?
name two salts which are acidic.
The pH values of three solutions A, B and C are given in the table. Answer the folloiwng questions:
| Solution | pH value |
| A | 12 |
| B | 2 |
| C | 7 |
Which solution will have no effect on litmus solution?
Taking sodium carbonate as an example, give the meaning of the following terms: Anhydrous.
Name A colourless gas which bleaches.
Distinguish by a chemical test, Sodium carbonate and sodium sulphite.
You are provided with the list of chemicals mentioned below in the box:
| Sodium hydroxide solution, copper carbonate, zinc, hydrochloric acid, copper, dilute sulphuric acid, chlorine, iron |
Using suitable chemicals from the list given, write a balanced chemical equation for the preparation of the salt mentioned below:
Copper sulphate
