Igcse ch - Study guides, Class notes & Summaries
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IGCSE SINGLE SCIENCE CHEMISTRY EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+
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IGCSE SINGLE SCIENCE CHEMISTRY 
EXAM | QUESTIONS & ANSWERS 
(VERIFIED) | LATEST UPDATE | GRADED 
A+ 
Describe how a solid undergoes melting 
Correct Answer: The energy from the heat source will make the solid particles vibrate 
faster and faster to a point that their forces of attraction loss their strength and the 
particles are able to move around. 
Melting point 
Correct Answer: The temperature at which a solid becomes a liquid 
Describe what happens when a liquid undergoes freezing 
Cor...
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Popular Exam Questions & Answers IGCSE Chemistry 2023 correct
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Popular Exam Questions & Answers IGCSE Chemistry 2023 correct
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ICT IGCSE Chapter 8 Security Exam Questions and Answers (Latest Update 2024)
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ICT IGCSE Chapter 8 Security Exam Questions and Answers (Latest Update 2024)
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iGCSE ICT Chapter 7 Systems Life Cycle Exam Questions and Answers (Latest Update 2024)
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iGCSE ICT Chapter 7 Systems Life Cycle Exam Questions and Answers (Latest Update 2024)
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IGCSE Chemistry 0620 / 0971 1- States of matter Summary Notes
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IGCSE Chemistry 0620 / 0971 1- States of matter Summary Notes
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CIE IGCSE Chemistry Unit 14 - Organic chemistry 2024
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2,4,3,1 - ANS-Valencies 
 
Oxygen : _____ 
Carbon : ____ 
Nitrogen : _____ 
Hydrogen : _____
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ICT IGCSE Chapter 8 Security Question and answers latest update
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ICT IGCSE Chapter 8 Security Question and answers latest update
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IGCSE Chemistry ATP Analysis (Latest 2023 / 2024)
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Chemistry ATP analysis 
How to check if a liquid is water? 
 
Check boiling point = 100 or melting point = 0 
 
Why it is important to immediately put a bung in the conical flask in an experiment where gas is produced? 
 
minimize gas loss/ escape before bung is replaced 
 
State the advantage of measuring the volume of gas collected every 10 seconds rather than every 20 seconds 
 
more points / data so 
 
better / smoother graph / curve / line 
 
Why condensers are used? 
 
To cool the vapour. ...
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IGCSE CHEMISTRY/ORGANIC CHEMISTRY NEWEST EXAM 2024 WITH ACTUAL QUESTIONS AND CORRECT VERIFIED ANSWERS|ALREADY GRADED A+
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IGCSE CHEMISTRY/ORGANIC CHEMISTRY NEWEST EXAM 2024 WITH 
ACTUAL QUESTIONS AND CORRECT VERIFIED ANSWERS|ALREADY 
GRADED A+
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Edexcel iGCSE Chemistry Question With 100% Correct Answers-2024
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Experiment for Diffusion? - Correct Answer 1) HCl placed at one end of the test tube, ammonia solution at the other. 
2) Where they meet, a ring of Ammonium Chloride appears. 
3) The diagram shows that the ammonia is closer to the ring, showing that ammonia must have travelled faster, showing it's a lighter gas. 
 
Experiment for Dilution? - Correct Answer 1) Put a coloured substance in a solvent e.g food colouring in water. 
2) Over the time, the colour levels out but is weaker than the origi...
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