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.

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What are salts? Give example.

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Define indicators along with examples.

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

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List any three uses of Ammonium hydroxide.

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