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प्रश्न
What should be added to Increase the pH value .
उत्तर
Alkali
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संबंधित प्रश्न
Choose the correct answer from the options given below
To increase the pH value of a neutral solution, we should add:
1) an acid
2) an acid salt
3) an alkali
4) a salt
Dry HCI gas does not change the colour of dry litmus paper. Why?
The pH values of three solutions A, B and C are given in the table. Answer the folloiwng
| Solution | pH value |
| A | 12 |
| B | 2 |
| C | 7 |
Which solution will turn red litmus solution blue?
Define an indicator.
A is a soluble acidic oxide; B is a soluble base. Compared to the pH of pure water, what is the pH of (a) a solution of A (b) a solution of B.
Solution P has a pH of 13, solution Q has a pH of 6, and a solution R has a pH of 2.
Which solution: Is a strong acid.
A solution has a pH of 7. Explain how you would decrease its pH.
Phenolphthalein and methyl Orange are ______.
M is an element in the form of a powder. M burns in oxygen and the product obtained is soluble in water. The solution is tested with litmus. Write down only the word which will correctly complete the following sentence.
If M is a non-metal, it will not conduct electricity in the form of ______.
Does pH value of pure water change if common salt is added to it?
