Subject Experts Solutions for Chapter: Classification of Matter, Exercise 2: PRACTICE QUESTIONS (COMPETITION WING)

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Subject Experts Chemistry Solutions for Exercise - Subject Experts Solutions for Chapter: Classification of Matter, Exercise 2: PRACTICE QUESTIONS (COMPETITION WING)

Attempt the free practice questions on Chapter 1: Classification of Matter, Exercise 2: PRACTICE QUESTIONS (COMPETITION WING) with hints and solutions to strengthen your understanding. Pearson IIT Foundation Chemistry solutions are prepared by Experienced Embibe Experts.

Questions from Subject Experts Solutions for Chapter: Classification of Matter, Exercise 2: PRACTICE QUESTIONS (COMPETITION WING) with Hints & Solutions

EASY
7th CBSE
IMPORTANT

Water shows concave meniscus in a narrow glass tube. This is because:

EASY
7th CBSE
IMPORTANT

Iron powder and powder of rust are taken in two containers X and Y, respectively. Dilute sulphuric acid is added to both the containers. Then:

EASY
7th CBSE
IMPORTANT

X, Y and Z containers are placed at 25°C. Then, decrease in temperature is more in ______.

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EASY
7th CBSE
IMPORTANT

The interconversion involved in usage of 'odonil' in a washroom is _____.

EASY
7th CBSE
IMPORTANT

Dogs stretch out their tongues generally in summer because:

EASY
7th CBSE
IMPORTANT

A mixture contains three components namely camphor powder, common salt and water. These can be separated by:

EASY
7th CBSE
IMPORTANT

Thermal expansion of solids is the least among the three states of matter due to:

EASY
7th CBSE
IMPORTANT

Water shows convex meniscus in narrow _____ and _____ tubes.