Kerala Board Solutions for Chapter: Acids and Alkalis, Exercise 2: Exercise 2

Author:Kerala Board

Kerala Board Science Solutions for Exercise - Kerala Board Solutions for Chapter: Acids and Alkalis, Exercise 2: Exercise 2

Attempt the free practice questions on Chapter 3: Acids and Alkalis, Exercise 2: Exercise 2 with hints and solutions to strengthen your understanding. Science for Class 7 - Part 1 solutions are prepared by Experienced Embibe Experts.

Questions from Kerala Board Solutions for Chapter: Acids and Alkalis, Exercise 2: Exercise 2 with Hints & Solutions

MEDIUM
7th Kerala Board
IMPORTANT
Science for Class 7 - Part 1>Chapter 3 - Acids and Alkalis>Exercise 2>Q 2

What could be the reason for the appearance of red flowers on the plant?

EASY
7th Kerala Board
IMPORTANT
Science for Class 7 - Part 1>Chapter 3 - Acids and Alkalis>Exercise 2>Q 4

Rub a hibiscus flower on a piece of paper. Pour one or two drops of lemon juice on it. The colour change is observed. Which of the substances we commonly use have this property?

MEDIUM
7th Kerala Board
IMPORTANT
Science for Class 7 - Part 1>Chapter 3 - Acids and Alkalis>Exercise 2>Q 5

Conduct an experiment with hibiscus paper on buttermilk, water, coconut oil, vinegar, soap solution, sugar solution, salt solution, tamarind water and milk. Which are the liquids that turned the hibiscus paper red?