Igcse chemistry - Study guides, Revision notes & Summaries

IGCSE CHEMISTRY EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+IGCSE CHEMISTRY EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+

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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 ...

IGCSE CHEMISTRY / ORGANIC CHEMISTRY EXAM QUESTIONS WITH CORRECTRY ANALYZED ANSWERS (ACTUAL EXAM) ALREADY GRADED A+ LATEST 2024

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...

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...

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...

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 ...

Most common Cambridge IGCSE CHEMISTRY question list from 2015 to 2022 - Guarantee you that, if not all, many of the questions in your CHEMISTRY THEORY EXAM will come from this PDF.