Dhiren M Doshi Solutions for Chapter: Acids, Bases and Salts, Exercise 3: Exercise

Author:Dhiren M Doshi

Dhiren M Doshi Science Solutions for Exercise - Dhiren M Doshi Solutions for Chapter: Acids, Bases and Salts, Exercise 3: Exercise

Attempt the practice questions on Chapter 5: Acids, Bases and Salts, Exercise 3: Exercise with hints and solutions to strengthen your understanding. LEARNING SCIENCE solutions are prepared by Experienced Embibe Experts.

Questions from Dhiren M Doshi Solutions for Chapter: Acids, Bases and Salts, Exercise 3: Exercise with Hints & Solutions

EASY
7th CBSE
IMPORTANT

Which acid is present in an ant’s sting? (Ethanoic acid/ Formic acid/ Hydrochloric acid)

EASY
7th CBSE
IMPORTANT

Which acid is present in curd?

EASY
7th CBSE
IMPORTANT

Turmeric turns _____ in basic solution.

EASY
7th CBSE
IMPORTANT

Mineral acids are very _____ (strong and dangerous/ weak and not dangerous) in nature.

EASY
7th CBSE
IMPORTANT

Phenolphthalein is a _____ (natural/ human made) indicator.

EASY
7th CBSE
IMPORTANT

_____ (Neutral/ Basic) solution turns pink china rose indicator green.

MEDIUM
7th CBSE
IMPORTANT

How will you test whether a given solution is acidic, basic or neutral with a litmus paper?

MEDIUM
7th CBSE
IMPORTANT

How will you test whether a given solution is acidic, basic or neutral with a turmeric indicator?