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Worksheets3.2.2 Group 2 the alkaline earth metals
Total questions: 11
Worksheet time: 6mins
Which substance is used to reduce titanium(IV) chloride in the extraction of titanium metal?
Magnesium
Manganese
Vanadium
Zinc
Which statement about barium sulfate is correct?
It is soluble in water at a temperature of 100 °C.
It is used in medicine because it does not dissolve in body fluids.
It is a pale yellow solid.
It reacts with acidified barium chloride solution.
Which compound is used to treat the symptoms of indigestion?
MgO
Mg(OH)2
CaO
Ca(OH)2
Which products are formed when magnesium reacts with steam?
Magnesium hydroxide and hydrogen
Magnesium hydroxide and oxygen
Magnesium oxide and hydrogen
Magnesium oxide and oxygen
Which of these decreases down Group 2?
First ionisation energy
Atomic radius
Number of protons
Reactivity with water
Sulfur dioxide (SO2) is produced when some fossil fuels are burned.
Which of the following statements is true?
Sulfur dioxide can be removed from waste gases in a power station by an acid-base reaction with calcium oxide.
Sulfur dioxide is insoluble in water.
Sulfur dioxide is a basic oxide.
Sulfur dioxide is an ionic compound.
Which one of the following is a correct procedure for isolating a sample of hydrated copper(II) sulphate from a mixture of hydrated copper(II) sulphate and barium sulphate?
filter, crystallise filtrate, dry the crystals
filter, dry the solid on the filter paper
add water, filter, dry the solid left on the filter paper
add water, filter, crystallise filtrate, dry the crystals
Which one of the following is the electron arrangement of the strongest reducing agent?
1s2 2s2 2p5
1s2 2s2 2p6 3s2
1s2 2s2 2p6 3s2 3p5
1s2 2s2 2p6 3s2 3p6 4s2
Which one of the following statements is correct?
The first ionisation energies of the elements in Period 3 show a general decrease from sodium to chlorine.
The electronegativities of Group 2 elements decrease from magnesium to barium.
The strength of the intermolecular forces increases from hydrogen fluoride to hydrogen chloride.
The ability of a halide ion to act as a reducing agent decreases from fluoride to iodide.
Which one of the following solutions would not give a white precipitate when added to barium chloride solution?
silver nitrate solution
dilute sulphuric acid
sodium sulphate solution
sodium nitrate solution
An aqueous solution of a sodium salt gave no precipitate when treated with either silver nitrate solution or barium chloride solution. Which one of the following could be the formula of the sodium salt?
NaI
Na2SO4
NaBr
NaF
