Subject Experts Solutions for Chapter: Metals and Non-metals, Exercise 2: Chapter Review

Author:Subject Experts

Subject Experts Science Solutions for Exercise - Subject Experts Solutions for Chapter: Metals and Non-metals, Exercise 2: Chapter Review

Attempt the practice questions on Chapter 4: Metals and Non-metals, Exercise 2: Chapter Review with hints and solutions to strengthen your understanding. GALAXY SCIENCE IN EVERYDAY LIFE solutions are prepared by Experienced Embibe Experts.

Questions from Subject Experts Solutions for Chapter: Metals and Non-metals, Exercise 2: Chapter Review with Hints & Solutions

MEDIUM
8th CBSE
IMPORTANT
GALAXY SCIENCE IN EVERYDAY LIFE>Chapter 4 - Metals and Non-metals>Chapter Review>Q 2

What is corrosion of metals? Give one instance where corrosion is useful. 

EASY
8th CBSE
IMPORTANT
GALAXY SCIENCE IN EVERYDAY LIFE>Chapter 4 - Metals and Non-metals>Chapter Review>Q 3

Define:

Reactivity series 

EASY
8th CBSE
IMPORTANT
GALAXY SCIENCE IN EVERYDAY LIFE>Chapter 4 - Metals and Non-metals>Chapter Review>Q 3

Define:

Minerals

EASY
8th CBSE
IMPORTANT
GALAXY SCIENCE IN EVERYDAY LIFE>Chapter 4 - Metals and Non-metals>Chapter Review>Q 3

Define:

Ores

HARD
8th CBSE
IMPORTANT
GALAXY SCIENCE IN EVERYDAY LIFE>Chapter 4 - Metals and Non-metals>Chapter Review>Q 5

Write any four important physical properties of non-metals, their characteristics and exceptions, if any.

HARD
8th CBSE
IMPORTANT
GALAXY SCIENCE IN EVERYDAY LIFE>Chapter 4 - Metals and Non-metals>Chapter Review>Q 6

Write a short note on the occurrence of various non-metals. 

HARD
8th CBSE
IMPORTANT
GALAXY SCIENCE IN EVERYDAY LIFE>Chapter 4 - Metals and Non-metals>Chapter Review>Q 7

What is an alloy? What are its advantages?

MEDIUM
8th CBSE
IMPORTANT
GALAXY SCIENCE IN EVERYDAY LIFE>Chapter 4 - Metals and Non-metals>Chapter Review>Q 9

Differentiate between: Corrosion and rusting