E Doris James, Vandana Tirath, Anton Siromani and, Kiran Banerji Solutions for Exercise 1: Looking Back

Author:E Doris James, Vandana Tirath, Anton Siromani & Kiran Banerji

E Doris James Science Solutions for Exercise - E Doris James, Vandana Tirath, Anton Siromani and, Kiran Banerji Solutions for Exercise 1: Looking Back

Attempt the free practice questions from Exercise 1: Looking Back with hints and solutions to strengthen your understanding. New Science Ahead 8 solutions are prepared by Experienced Embibe Experts.

Questions from E Doris James, Vandana Tirath, Anton Siromani and, Kiran Banerji Solutions for Exercise 1: Looking Back with Hints & Solutions

EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 4 - Metals and Non-Metals>Looking Back>Q 1

Gold, silver and platinum are found in the Earth’s crust as free metals.

EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 4 - Metals and Non-Metals>Looking Back>Q 2

Most metals are solids that are soft.

EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 4 - Metals and Non-Metals>Looking Back>Q 3

Metals such as zinc and magnesium react with dilute acids to liberate oxygen.

EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 4 - Metals and Non-Metals>Looking Back>Q 4

A less reactive metal displaces a more reactive metal from its aqueous solution.

EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 4 - Metals and Non-Metals>Looking Back>Q 5

The chemical name of rust is zinc oxide.

EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 4 - Metals and Non-Metals>Looking Back>Q 6

Coating zinc objects with iron is called galvanising.