Q.1.
Which of the following pH numbers indicates a neutral substance?
Q.2.
What colour is universal indicator in a neutral solution?
Q.3.
Which of the following acids do we have in our stomach?
Q.4.
Strong acids and strong alkalis are.......
Q.5.
Which of the following substances contain an alkali?
Q.6.
Which of the following substances contain acid?
Q.7.
Which of the following pH numbers indicate a strong alkali?
Q.8.
Which of the following pH numbers indicates a strong acid?
Q.9.
What colour is universal indicator in strong acid?
Q.10.
What colour is universal indicator in a strong alkali?