Subject Experts Solutions for Chapter: Chemistry in Daily Life, Exercise 2: PRACTICE QUESTIONS (COMPETITION WING)

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Subject Experts Chemistry Solutions for Exercise - Subject Experts Solutions for Chapter: Chemistry in Daily Life, Exercise 2: PRACTICE QUESTIONS (COMPETITION WING)

Attempt the free practice questions on Chapter 6: Chemistry in Daily Life, 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: Chemistry in Daily Life, Exercise 2: PRACTICE QUESTIONS (COMPETITION WING) with Hints & Solutions

EASY
7th CBSE
IMPORTANT

The difference between thermosetting and thermoplastic is that:

EASY
7th CBSE
IMPORTANT

Which of the following compounds is not present in the iodized salt?

EASY
7th CBSE
IMPORTANT

Lead is used for making fusible alloy constituted of lead and tin in _____ ratio by mass.

EASY
7th CBSE
IMPORTANT

Which among the following types of food can provide maximum amount of energy?

HARD
7th CBSE
IMPORTANT

A nonmetal X is lustrous, insoluble in water but soluble in alcohol, when it reacts with another metallic element Y, it forms a substance Z which are used in cloud seeding or artificial rain. Identify X, Y and Z. What are the advantages of artificial rain? Is there any substances other than Z that can be used for artificial rain? If so, what are they? 

HARD
7th CBSE
IMPORTANT

Metal 'X' is highly malleable, ductile and a good conductor of electricity. Metal 'Y' burns with a white dazzling flame and possesses a silvery white lustre. 'X' and 'Y' are major and minor components in 'Z'. 'Z' is used for the manufacture of aircraft frames. Identify X, Y and Z.