EASY
Lower Secondary Stage 9
IMPORTANT
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Complete this word equation:

Calcium carbonate + Hydrochloric acid  Calcium _____ + Water + _____.

Important Questions on Preparing Salts

EASY
Lower Secondary Stage 9
IMPORTANT
Write the word equation for the reaction of iron with dilute sulphuric acid.
EASY
Lower Secondary Stage 9
IMPORTANT

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
The salt ammonium nitrate has the formula NH4NO3. How many nitrogen atoms are present in it?
EASY
Lower Secondary Stage 9
IMPORTANT
The salt ammonium nitrate has the formula NH4NO3. How many hydrogen atoms are present in it?
EASY
Lower Secondary Stage 9
IMPORTANT
The salt ammonium nitrate has the formula NH4NO3. How many oxygen atoms are present in it?
EASY
Lower Secondary Stage 9
IMPORTANT

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
Name the salt made when lithium carbonate reacts with hydrochloric acid.
MEDIUM
Lower Secondary Stage 9
IMPORTANT

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?