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Exam (elaborations)
EDEXCEL A LEVEL CHEMISTRY (PAPER 3) EXAM 2025 QUESTIONS AND ANSWERS
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---5August 20252025/2026A+
- What can heat help a solid do? - ANS dissolve 
why should the volumetric flask be shaken when making a standard solution? - ANS to 
ensure a uniform concentration 
why is a volumetric pipette more accurate than a measuring cylinder? - ANS smaller 
uncertainty 
if the burette isn't rinsed with the substance that will be put in it, residual water might have 
what effect? - ANS dilute the concentration leading to a larger titre 
what is the problem with leaving the funnel in the burette? - ANS s...
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Brightstars
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Exam (elaborations)
Edexcel A Level Chemistry (Paper 3) ACTUAL EXAM TEST QUESTIONS & ANSWERS (A+ GRADED 100% VERIFIED) 2025 LATEST!!
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0.0(1)0.0-4May 20252024/2025A+
- Edexcel A Level Chemistry (Paper 3) ACTUAL EXAM TEST QUESTIONS & ANSWERS (A+ GRADED 100% VERIFIED) 2025 LATEST!!
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SKILLED
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Exam (elaborations)
Edexcel A Level Chemistry Practicals Questions And Answers 100% Guaranteed Success.
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---9June 20242023/2024A+
- Edexcel A Level Chemistry Practicals Questions And Answers 100% Guaranteed Success. 
 
 
 
1)a. fMeasure fthe fmolar fvolume fof fa fgas f(topic f5.2) f- fcorrect fanswers. foverall fequation: fCaCO3 f+ f2CH3COOH f--> fCa(CH3COO)2 f+ fCO2 f+ fH20 
 
Measure fthe fgas fevolved fthrough fan finverted fcylinder for fwith fa fgas fsyringe. f 
A fweak facid fis fused fto fmake fthe freaction fslower fso fless fgas fis flost fat fa ftime 
 
1)b. fMeasure fthe fmolar fvolume fof fa fgas- fpurpose fa...
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drDON
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Exam (elaborations)
Edexcel A Level Chemistry Questions And Answers Well Illustrated.
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---22June 20242023/2024A+
- Edexcel A level Chemistry questions and answers well illustrated. 
 
 
 
 
Ionisation genergy gtrend gin gGroup g2 g- gcorrect ganswers. gAs gyou ggo gdown gthe ggroup gfirst gionisation genergy gdecreases gbecause: 
- gAlthough gnuclear gcharge gis gincreasing 
- gThe gelectrons ghave gan gextra gquantum gshell gof gshielding gmaking gthem geasier gto gremove 
- gThey gexist gin ga ghigher genergy gorbital g(and/ gor ga gfurther gdistance gfrom gthe gnucleus) 
 
Reactivity gtrend gin ggroup g2 ...
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drDON
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Exam (elaborations)
EDEXCEL A LEVEL CHEMISTRY TEST EXAM 2024 WITH GUARANTEED ANSWERS
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---31June 20242023/2024A+
- Ionisation energy trend in Group 2 - correct answerAs you go down the group first ionisation energy decreases because: 
- Although nuclear charge is increasing 
- The electrons have an extra quantum shell of shielding making them easier to remove 
- They exist in a higher energy orbital (and/ or a further distance from the nucleus) 
 
Reactivity trend in group 2 - correct answerGroup 2 elements become more reactive going down a group as the outer two electrons are easier to remove because they h...
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STUDYSAGE
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Exam (elaborations)
Edexcel A Level Chemistry (Paper 3)
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---2May 20242023/2024A+
- Edexcel A Level Chemistry (Paper 3) 
 
 
AgBr + conc NH3 - complex ion 
AgCl + dilute NH3 - complex ion 
ammonium test - react with warm NaOH to get NH3 
components of the SHE - 0 volts E, Hydrogen gas at 100kpa, H+ ions at 1moldm3, 298k, pt black catalyst (porous an can absorbs hydrogen gas) 
describe the steps in purifying an organic solid - dissolve the impure compound in a minimum vol of hot solvent, hot filter solution to remove any insoluble impurities, cool the fi...
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Ariikelsey
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Exam (elaborations)
Edexcel a level chemistry question paper 2 june 2023 + mark scheme
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---66January 20242023/2024A+
- Mark Scheme (Results) 
Summer 2023 
Pearson Edexcel GCE 
In Chemistry (9CH0) 
Paper 02: Advanced Organic and Physical 
ChemistryEdexcel and BTEC Qualifications 
Edexcel and BTEC qualifications come from Pearson, the world’s leading learning 
company. We provide a wide range of qualifications including academic, 
vocational, occupational and specific programmes for employers. For further 
information visit our qualifications websites at or 
 for our BTEC qualifications. 
Alternatively, you can...
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BESTSTUDYMATERIALS
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Exam (elaborations)
Edexcel a level chemistry question paper 3 june 2023 + mark scheme
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---80January 20242023/2024A+
- Mark Scheme (Results) 
Summer 2023 
Pearson Edexcel GCE 
In Chemistry (9CH0) 
Paper 03: General and Practical 
Principles in ChemistryEdexcel and BTEC Qualifications 
Edexcel and BTEC qualifications come from Pearson, the world’s leading learning 
company. We provide a wide range of qualifications including academic, 
vocational, occupational and specific programmes for employers. For further 
information visit our qualifications websites at or 
 for our BTEC qualifications. 
Alternatively, y...
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$13.49 More Info
BESTSTUDYMATERIALS
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Exam (elaborations)
Edexcel A-level Chemistry Organic Chem Reactions questions completely solved
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--3November 20222022/2023A+Available in bundle
- Edexcel A-level Chemistry Organic Chem Reactions questions completely solvedAlkane to Halogenoalkane 
Halogen and UV light (free radical substitution) 
 
 
 
Alkene to Alkane 
Hydrogen gas, Nickel catalyst and 150°C (addition) 
 
 
 
Use of catalytic hydrogenation 
Manufacture of margarine from unsaturated vegetable oils 
 
 
 
Alkene to Dihalogenoalkane 
Add bromine LIQUID and shake (electrophilic addition) 
 
 
 
Alkene to hydroxyhalogenoalkane 
Add bromine WATER and shake (electrophilic addi...
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BravelRadon
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Exam (elaborations)
Edexcel A level Chemistry ms 2021/2022
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---22May 20222021/2022A+
- Ionisation energy trend in Group 2 
As you go down the group first ionisation energy decreases because: 
- Although nuclear charge is increasing 
- The electrons have an extra quantum shell of shielding making them easier to remove 
- They exist in a higher energy orbital (and/ or a further distance from the nucleus) 
 
 
Reactivity trend in group 2 
Group 2 elements become more reactive going down a group as the outer two electrons are easier to remove because they have lower first ionisation e...
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$11.99 More Info
EvaTee