R R Misra Solutions for Chapter: Is Matter Around Us Pure? (Elements, Compounds and Mixtures), Exercise 2: Problems for Proficiency

Author:R R Misra

R R Misra Chemistry Solutions for Exercise - R R Misra Solutions for Chapter: Is Matter Around Us Pure? (Elements, Compounds and Mixtures), Exercise 2: Problems for Proficiency

Attempt the free practice questions on Chapter 2: Is Matter Around Us Pure? (Elements, Compounds and Mixtures), Exercise 2: Problems for Proficiency with hints and solutions to strengthen your understanding. Secondary Chemistry solutions are prepared by Experienced Embibe Experts.

Questions from R R Misra Solutions for Chapter: Is Matter Around Us Pure? (Elements, Compounds and Mixtures), Exercise 2: Problems for Proficiency with Hints & Solutions

EASY
9th CBSE
IMPORTANT
Secondary Chemistry>Chapter 2 - Is Matter Around Us Pure? (Elements, Compounds and Mixtures)>Problems for Proficiency>Q 1

Define a compound.

EASY
9th CBSE
IMPORTANT
Secondary Chemistry>Chapter 2 - Is Matter Around Us Pure? (Elements, Compounds and Mixtures)>Problems for Proficiency>Q 2

How many types of elements combine to form water? Write the name of each element.

HARD
9th CBSE
IMPORTANT
Secondary Chemistry>Chapter 2 - Is Matter Around Us Pure? (Elements, Compounds and Mixtures)>Problems for Proficiency>Q 3

Write two main differences between an element and a compound. 

EASY
9th CBSE
IMPORTANT
Secondary Chemistry>Chapter 2 - Is Matter Around Us Pure? (Elements, Compounds and Mixtures)>Problems for Proficiency>Q 4

'Water is a compound and not an element'. Give evidence to support this statement.

HARD
9th CBSE
IMPORTANT
Secondary Chemistry>Chapter 2 - Is Matter Around Us Pure? (Elements, Compounds and Mixtures)>Problems for Proficiency>Q 5

Classify the following as elements and compounds

Potassium, iron sulphide, graphite, common salt, oxygen, iron, washing soda.