Advertisements
Advertisements
Question
Give one test which can be used to detect the presence of the ion produced
Solution
The other ion is hydroxyl ion due to which the solution becomes basic. The litmus test can be used to detect the presence of this ion. It turns red litmus blue and phenolphthalein solution pink
APPEARS IN
RELATED QUESTIONS
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
Two solutions X and Y have Ph values of 4 and 10 respectively. Which one of these two will give a pink colour with phenolphthalein indicator?
Give the pH value of pure water.
A solution has a pH of 7. Explain, how you would:
Increase its pH, If a solution changes the color of litmus from red to blue, what can you say about its pH?
A solution has a pH of 7. Explain, how you would:
Decrease its pH, If a solution changes the color of litmus from red to blue, what can you say about its pH?
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: Will liberate ammonia from ammonium sulphate on heating?
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.
What can you say about the pH of a solution that liberates carbon dioxide from sodium carbonate?
State the change noticed when blue litmus and red litmus is introduced in the following solution:
MgCl2 Solution
