AQA.A-LEVEL7405/1.CHEMISTRY.PAPER.1.INORGANIC.&.PHYSICAL.CHEMISTRY.JUNE
.2025
Please.write.clearly.in.block.capitals.
Centre.number Candidate.number
Surname.Forename(
s)
Candidate.signature
I.declare.this.is.my.own.work.
A-level
CHEMISTRY
Paper.1.Inorganic.and.Physical.Chemistry
Tuesday.10.June.2025 Morning Time.allowed:.2.hours
Materials
For.this.paper.you.must.have: For Examiner’s Use
• the.Periodic.Table/Data.Booklet,.provided.as.an.insert.(enclosed)
• a.ruler.with.millimetre.measurements Question Mark
• a.scientific.calculator,.which.you.are.expected.to.use.where.appropriate. 1
2
Instructions
• Use.black.ink.or.black.ball-point.pen. 3
• Fill.in.the.boxes.at.the.top.of.this.page. 4
• -.ANSWER.-wer.all.questions. 5
• You.must.-.ANSWER.-
6
wer.the.questions.in.the.spaces.provided..Do.not.write.outside.the.box.arou
nd.each.page.or.on.blank.pages. 7
• If.you.need.extra.space.for.your.-.ANSWER.- 8
wer(s),.use.the.lined.pages.at.the.end.of.this.book..Write.the.question.numb
TOTAL
er.against.your.-.ANSWER.-wer(s).
• All.working.must.be.shown.
• Do.all.rough.work.in.this.book..Cross.through.any.work.you.do.not
.want.to.be.marked.
Information
• The.marks.for.questions.are.shown.in.brackets.
• The.maximum.mark.for.this.paper.is.105.
, JUN257405101 IB/M/Jun25/G4007/V8 7405/1
* * tyrionpapers.com.for.more.resources
, 2
Do.not.write
. outside.th
-.ANSWER.- e. box
wer.all.questions.in.the.spaces.provided.
0 1Th is.question.is.about.some.Group.2.elements.and.their.compounds.
0 1 . 1 Magnesium.is.reacted.with.titanium(IV).chloride.to.extract.titanium.metal.
Give.the.equation.for.this.reaction.
State.the.role.of.magnesium.in.this.reaction.
[2.marks]
Equation
Role.of.magnesium
0 1 . 2 Complete.Table.1.by.giving.the.formula.of.a.suitable.calcium.compound.for.each.use.
[2.marks]
Table.1
Use Formula.of.calcium.compound
Decrease.acidity.of.soil
Remove.SO2. from.flue.gases.in.power.stations
0 1 . 3 Magnesium.hydroxide.is.used.to.relieve.the.symptoms.of.indigestion.by.neutralising
.stomach.acid.
Suggest.why.magnesium.hydroxide.is.safer.than.sodium.hydroxide.as.a.treatment.f
or.indigestion.
[1.mark]
, 02 IB/M/Jun25/7405/1
* * tyrionpapers.com for more resources
.2025
Please.write.clearly.in.block.capitals.
Centre.number Candidate.number
Surname.Forename(
s)
Candidate.signature
I.declare.this.is.my.own.work.
A-level
CHEMISTRY
Paper.1.Inorganic.and.Physical.Chemistry
Tuesday.10.June.2025 Morning Time.allowed:.2.hours
Materials
For.this.paper.you.must.have: For Examiner’s Use
• the.Periodic.Table/Data.Booklet,.provided.as.an.insert.(enclosed)
• a.ruler.with.millimetre.measurements Question Mark
• a.scientific.calculator,.which.you.are.expected.to.use.where.appropriate. 1
2
Instructions
• Use.black.ink.or.black.ball-point.pen. 3
• Fill.in.the.boxes.at.the.top.of.this.page. 4
• -.ANSWER.-wer.all.questions. 5
• You.must.-.ANSWER.-
6
wer.the.questions.in.the.spaces.provided..Do.not.write.outside.the.box.arou
nd.each.page.or.on.blank.pages. 7
• If.you.need.extra.space.for.your.-.ANSWER.- 8
wer(s),.use.the.lined.pages.at.the.end.of.this.book..Write.the.question.numb
TOTAL
er.against.your.-.ANSWER.-wer(s).
• All.working.must.be.shown.
• Do.all.rough.work.in.this.book..Cross.through.any.work.you.do.not
.want.to.be.marked.
Information
• The.marks.for.questions.are.shown.in.brackets.
• The.maximum.mark.for.this.paper.is.105.
, JUN257405101 IB/M/Jun25/G4007/V8 7405/1
* * tyrionpapers.com.for.more.resources
, 2
Do.not.write
. outside.th
-.ANSWER.- e. box
wer.all.questions.in.the.spaces.provided.
0 1Th is.question.is.about.some.Group.2.elements.and.their.compounds.
0 1 . 1 Magnesium.is.reacted.with.titanium(IV).chloride.to.extract.titanium.metal.
Give.the.equation.for.this.reaction.
State.the.role.of.magnesium.in.this.reaction.
[2.marks]
Equation
Role.of.magnesium
0 1 . 2 Complete.Table.1.by.giving.the.formula.of.a.suitable.calcium.compound.for.each.use.
[2.marks]
Table.1
Use Formula.of.calcium.compound
Decrease.acidity.of.soil
Remove.SO2. from.flue.gases.in.power.stations
0 1 . 3 Magnesium.hydroxide.is.used.to.relieve.the.symptoms.of.indigestion.by.neutralising
.stomach.acid.
Suggest.why.magnesium.hydroxide.is.safer.than.sodium.hydroxide.as.a.treatment.f
or.indigestion.
[1.mark]
, 02 IB/M/Jun25/7405/1
* * tyrionpapers.com for more resources
