Brij Bihari Agrawal Solutions for Chapter: Chemical Reactions and Equations, Exercise 2: Summative Assessment

Author:Brij Bihari Agrawal

Brij Bihari Agrawal Chemistry Solutions for Exercise - Brij Bihari Agrawal Solutions for Chapter: Chemical Reactions and Equations, Exercise 2: Summative Assessment

Attempt the free practice questions on Chapter 1: Chemical Reactions and Equations, Exercise 2: Summative Assessment with hints and solutions to strengthen your understanding. SCIENCE CHEMISTRY Part-II solutions are prepared by Experienced Embibe Experts.

Questions from Brij Bihari Agrawal Solutions for Chapter: Chemical Reactions and Equations, Exercise 2: Summative Assessment with Hints & Solutions

EASY
10th CBSE
IMPORTANT

The taste and smell of the food changes when kept for long time in the open. What is it called?

EASY
10th CBSE
IMPORTANT

Explain: rancidity, double displacement reactions, redox reactions

EASY
10th CBSE
IMPORTANT

Why should chemical reactions be balanced?

EASY
10th CBSE
IMPORTANT

When dilute HCl is added to zinc pieces taken in a test tube:

EASY
10th CBSE
IMPORTANT

Which of the following will give a colourless gas that burns with pop sound on reaction with dilute HCl

EASY
10th CBSE
IMPORTANT

Which of the following gases can be used for storage of fresh sample of an oil for a long time?

EASY
10th CBSE
IMPORTANT

On heating ferrous sulphate crystals, one would get

EASY
10th CBSE
IMPORTANT

The colour of NO2 and PbO formed when lead nitrate is heated are: