Grade 7 - Chem- Acid,Base,Salt- Revision

Aqueous solution of baking soda is bitter in taste and feels soapy on touching because it contains______________________________

The solutions which do not change the colour of either blue or red litmus are called ____________________solutions.

The correct way of making a solution of acid in water is to _________

Sodium bicarbonate is commonly called

• Lime water

• Slaked lime

• Washing soda

• Baking soda

Which medicines are used for treating indigestion?

• Antibiotic

• Analgesic

• Antacids

• Antiseptic

Define neutralization reaction with an example.

What are salts? Give example.

Define indicators along with examples.

Rena is trying to wash turmeric stain on her cloth with soap, she noticed the stain colour changed to red, explain why?

List any three uses of Ammonium hydroxide.