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Chemistry

Chemistry · Quick practice · answer shown after each question

Preparation of salts and qualitative analysis

Question 1 of 10

Question 1 of 10

An insoluble salt such as barium sulphate is best prepared by

Question 2 of 10

Question 2 of 10

Barium sulphate can be prepared by precipitation.

Question 3 of 10

Question 3 of 10

Lead(II) nitrate is soluble in water.

Question 4 of 10

Question 4 of 10

Sodium chloride is best prepared from sodium hydroxide and hydrochloric acid by

Question 5 of 10

Question 5 of 10

Describe how to prepare a sample of lead(II) iodide by precipitation. Write the ionic equation.

Question 6 of 10

Question 6 of 10

A gas that relights a glowing splint is

Question 7 of 10

Question 7 of 10

Explain, with examples, the differences between normal salts, acid salts, basic salts and double salts.

Question 8 of 10

Question 8 of 10

A gas that turns lime water milky is

Question 9 of 10

Question 9 of 10

A green precipitate with NaOH(aq) indicates

Question 10 of 10

Question 10 of 10

A gas that burns with a squeaky pop is

Questions written by OtisamLMS in the style of the WASSCE. They are not WAEC past questions.