WorksheetsEST Practice
Total questions: 10
Worksheet time: 5mins
Acid can react with elements or compounds to make salt. In the options below, which is impossible to produce salt?
hydrogen
iron
copper oxide
calcium carbonate
Find the spectator ions for this equation:
Ca(OH)2 (aq) + H2SO4 (aq) ---> CaSO4 (s) + H2O (aq)
Ca2+ ; OH-
H+ ; SO42-
Ca2+ ; SO42-
H+ ; OH-
Lithium + A ---> Lithium Chloride + B
A: Hydrochloric acid
B: Water
A: Hydrochloric acid
B: Hydrogen
A: Sulfuric acid
B: Water
A: Sulfuric acid
B: Hydrogen
Which of the following is the best pair of reagents for preparing sodium sulfate?
sodium carbonate and hydrochloric acid
sodium oxide and sulfuric acid
sodium nitrate and hydrochloric acid
sodium hydroxide and water
The salt product after reaction from magnesium carbonate and nitric acid is ...(X)... and this is ...(Y)... salt.
X: magnesium chloride
Y: insoluble
X: magnesium sulfate
Y: insoluble
X: magnesium nitrate
Y: soluble
X: magnesium chloride
Y: soluble
How to prepare a soluble salt? Find the correct option!
Drying-Filtering-Evaporating
Filtering-Evaporating-Drying
Evaporating-Drying-Filtering
Filtering-Drying-Evaporating
What are the possible reagents to prepare an insoluble salt?
lead (II) nitrate and sodium sulfate
sodium hydroxide and sulfuric acid
calcium oxide and water
silver carbonate and hydrogen
Find the ionic equation from the reaction below:
AgNO3 (aq) + HCl (aq) ---> AgCl (s) + HNO3 (aq)
Ag+ + NO3- ---> AgNO3
H+ + Cl- ---> HCl
Ag+ + Cl- ---> AgCl
H+ + NO3- ---> HNO3
The options below are the most possible method to prepare a soluble salt, except ...
acid + soluble base
acid + metal
acid + insoluble carbonate
soluble salt (cation) + soluble salt (anion)
Please arrange the correct process to prepare an insoluble salt!
1-2-3-4
2-1-3-4
4-1-2-3
3-1-2-4
