acids and bases

Front

PH scale of a neutral solution is...

Back

7

Front

Sodium hydroxide turns phenolphthalein solution...

Back

Pink

Front

Acids react with metals to liberate _________gas

Back

H₂

Front

Which of the following acid is a weak acid?

Hcl

,

H₂SO₄

,

HNO₃

,

CH₃COOH

Back

CH₃COOH

Front

Which one will not change red litmus to blue? Options: NaOH, HCl, KOH, LiOH

Back

HCl

Front

Which one will not change red litmus to blue? Options: NaOH, HCl, KOH, LiOH

Back

HCl

Front

Why should we never add water to acid?

Back

The reaction is exothermic.

Front

In which of the following is bleaching powder used?

• Oxidising agent in chemical industry
• For disinfecting drinking water
• For bleaching wood pulp in paper factories

Back

All of these

Front

Which type of reaction is this?

 

Base + Acid → Salt + Water

Back

Neutralization reaction

Front

Which type of reaction is this? Base + Acid → Salt + Water

Back

Neutralization reaction