Igcse ch - Study guides, Class notes & Summaries
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IGCSE Chemistry Written Exam 2024.
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IGCSE Chemistry Written Exam 2024. 
 
 
State the method used to obtain sand from a mixture of sand and water - CORRECT ANSWER filtration 
 
State the method used to obtain solid copper sulfate from aqueous copper sulfate - CORRECT ANSWER crystallisation 
 
State the method used to obtain red food dye from a mixture of food dyes - CORRECT ANSWER paper chromatography 
 
State the method used to obtain water from salt water - CORRECT ANSWER simple distillation 
 
Draw a diagram to show equipment u...
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Edexcel iGCSE Chemistry Actual Exam With Well Elaborated Answers Graded A+.
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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 f...
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IGCSE CHEMISTRY STUDY GUIDE EXAM 2024.
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IGCSE CHEMISTRY STUDY GUIDE EXAM 2024. 
 
 
State the name of the gas formed at the anode during the electrolysis sodium chloride solution. (Triple science only!) - CORRECT ANSWER chlorine 
 
State the name of the gas formed at the cathode during the electrolysis sodium chloride solution. (Triple science only!) - CORRECT ANSWER hydrogen 
 
The solution formed after the electrolysis sodium chloride solution was tested with the indicator phenolphthalein. The indicator turned pink. Explain this res...
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IGCSE Chemistry- Organic Chemistry Practice Exam Questions & Answers.
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IGCSE Chemistry- Organic Chemistry Practice Exam Questions & Answers. 
 
 
Molecular formula for methane - CORRECT ANSWER CH4 
 
Molecular formula for ethane - CORRECT ANSWER C2H6 
 
Molecular formula for propane - CORRECT ANSWER C3H8 
 
Molecular formula for butane - CORRECT ANSWER C4H10 
 
Molecular formula for pentane - CORRECT ANSWER C5H12 
 
General formula for alkanes - CORRECT ANSWER CnH2n+2 
 
Structural formula for methane - CORRECT ANSWER CH4 
 
Structural formula for ethane - CORRECT ...
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iGCSE Chemistry (Summer Exams Only) best study guide
- Exam (elaborations) • 63 pages • 2024
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iGCSE Chemistry (Summer Exams Only) best study guide
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IGCSE Chemistry ATP 6 - Marker Questions (Solved) Latest
- Exam (elaborations) • 28 pages • 2023
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IGCSE Chemistry ATP 6-Marker solved questions from 2018 - 2022
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IGCSE CHEMISTRY EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+
- Exam (elaborations) • 45 pages • 2024
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IGCSE CHEMISTRY EXAM | QUESTIONS 
& ANSWERS (VERIFIED) | LATEST 
UPDATE | GRADED A+IGCSE CHEMISTRY EXAM | QUESTIONS 
& ANSWERS (VERIFIED) | LATEST 
UPDATE | GRADED A+IGCSE CHEMISTRY EXAM | QUESTIONS 
& ANSWERS (VERIFIED) | LATEST 
UPDATE | GRADED A+
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Cambridge IGCSE Chemistry UPDATED Exam Questions and CORRECT Answers
- Exam (elaborations) • 8 pages • 2024
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Alkali metals - Elements in the first group of the periodic table; very reactive with 
group 7 elements; reactivity increases going down the group 
Halogens - Elements in the seventh group of the periodic table; diatomic elements; very 
reactive with group one elements; reactivity increases going up the group 
Sublimation - A change directly from the solid to the gaseous state without becoming 
liquid 
Deposition - Change from a gaseous state directly to a solid 
Element - A pure substance ma...
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IGCSE CHEMISTRY / ORGANIC CHEMISTRY EXAM QUESTIONS WITH CORRECTRY ANALYZED ANSWERS (ACTUAL EXAM) ALREADY GRADED A+ LATEST 2024
- Exam (elaborations) • 14 pages • 2024
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IGCSE CHEMISTRY / ORGANIC CHEMISTRY EXAM QUESTIONS WITH CORRECTRY ANALYZED ANSWERS (ACTUAL EXAM) ALREADY GRADED A+ LATEST 2024
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IGCSE SINGLE SCIENCE CHEMISTRY EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+
- Exam (elaborations) • 86 pages • 2024
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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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