EASY
10th CBSE
IMPORTANT
Earn 100

What would you expect the pH of pure water to be?

Important Questions on Acids, Bases And Salts

EASY
10th CBSE
IMPORTANT
What colour would the universal indicator show in an aqueous solution of sugar? Why?
EASY
10th CBSE
IMPORTANT
A sample of rainwater turned universal indicator paper yellow. What would you expect its pH to be? Is it a strong or a weak acid?
EASY
10th CBSE
IMPORTANT
What do you think will be the pH in the stomach of a person suffering from indigestion: less than 7 or more than 7?
EASY
10th CBSE
IMPORTANT
What do you think will be the pH of an antacid solution: less than 7 or more than 7?
EASY
10th CBSE
IMPORTANT
Separate the following into substances having pH values above and below 7. How do these influence litmus paper?
(i) Lemon juice (ii) Solution of washing soda (iii) Toothpaste (iv) Vinegar (v) Stomach juices.
MEDIUM
10th CBSE
IMPORTANT
Do basic solutions also have H+(aq) ions? If yes, then why are they basic?