Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 6 - Preparing Salts>End of Chapter Review>Q 2

EASY

Lower Secondary Stage 9

IMPORTANT

Earn 100

Complete this word equation:

Calcium carbonate $+$ Hydrochloric acid $\to$ Calcium _ $+$ Water $+$ _.

Important Questions on Preparing Salts

EASY

Lower Secondary Stage 9

IMPORTANT

Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 6 - Preparing Salts>End of Chapter Review>Q 3

Write the word equation for the reaction of iron with dilute sulphuric acid.

EASY

Lower Secondary Stage 9

IMPORTANT

Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 6 - Preparing Salts>End of Chapter Review>Q 4

What two products are formed when zinc reacts with nitric acid?

a. zinc nitric

b. zinc nitrate

c. hydrogen

d. water

e. carbon dioxide

EASY

Lower Secondary Stage 9

IMPORTANT

Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 6 - Preparing Salts>End of Chapter Review>Q 5

The salt ammonium nitrate has the formula

{NH}_{4} {NO}_{3}

. How many nitrogen atoms are present in it?

EASY

Lower Secondary Stage 9

IMPORTANT

Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 6 - Preparing Salts>End of Chapter Review>Q 5

The salt ammonium nitrate has the formula

{NH}_{4} {NO}_{3}

. How many hydrogen atoms are present in it?

EASY

Lower Secondary Stage 9

IMPORTANT

Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 6 - Preparing Salts>End of Chapter Review>Q 5

The salt ammonium nitrate has the formula

{NH}_{4} {NO}_{3}

. How many oxygen atoms are present in it?

EASY

Lower Secondary Stage 9

IMPORTANT

Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 6 - Preparing Salts>End of Chapter Review>Q 6

Which two reactants can be used to make the salt called sodium chloride?

a. chlorine

b. Sodium carbonate

c. hydrochloric acid

d. sulphuric acid

EASY

Lower Secondary Stage 9

IMPORTANT

Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 6 - Preparing Salts>End of Chapter Review>Q 7

Name the salt made when lithium carbonate reacts with hydrochloric acid.

MEDIUM

Lower Secondary Stage 9

IMPORTANT

Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 6 - Preparing Salts>End of Chapter Review>Q 8

This is a list of separation techniques:

Distillation Evaporation Filtration

While making a salt, for removing the excess metal from the salt solution, which separating technique will you use?