Basic Components of Acids and Bases

Q.

Which of the following is a tribasic acid?

1. $H_{2}C{O}_3$

2. $HN{O}_3$

3. $H_{3}P{O}_4$

4. $C{H}_{3}COOH$

Q. Match the following indicator types with their colour in acids/bases.

1. Blue in acidic
2. Yellow in basic
3. Colourless in acidic
4. Blue in basic

Q.

Which of the following is a tribasic acid?

1. $H_{2}C{O}_3$

2. $HN{O}_3$

3. $H_{3}P{O}_4$

4. $C{H}_{3}COOH$

Q. Choose the option that depicts the correct increasing order of basic strength.

1. Ammonium hydroxide < Sodium hydroxide < Water
2. Sodium hydroxide < Ammonium hydroxide < Water
3. Ammonium hydroxide < Water < Sodium hydroxide
4. Water < Ammonium hydroxide < Sodium hydroxide

Q. Sushweta makes a drink for which she adds lemon juice to water. The drink will be in taste.

1. sweet
2. bitter
3. sour
4. salty