Chemistry - 0620 / 42 Paper 4 - Theory (Extended) Question Paper - February / March 2023 IGCSE - Cambridge International Examination

[Total: 16]. PMT. Page 6. 6. 0620/42/F/M/23. © UCLES 2023. 3. The Haber process is used to manufacture ammonia. (a) State the main source of each gas used in ...

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Опубликовано: 4 авг. 2023 г.

Оценка 3,7 (3) CHEMISTRY 0620/42 Paper 4 Theory (Extended) February/March 2023 1 hour 15 minutes You must answer on the question paper. No additional materials are needed.

0620/42/M/J/23. © UCLES 2023. 1. A list of oxides, A to H, is shown. A calcium oxide. B aluminium oxide. C silicon(IV) oxide. D sulfur dioxide. E carbon dioxide.

INSTRUCTIONS. ○. Answer all questions. ○. Use a black or dark blue pen. You may use an HB pencil for any diagrams or graphs.

IGCSE Chemistry-0620 2023-May-June Past Papers, IGCSE Chemistry-0620 2023-May-June Question Papers, IGCSE Chemistry-0620 2023-May-June Marking Schemes

INSTRUCTIONS. ○ Answer all questions. ○ Use a black or dark blue pen. You may use an HB pencil for any diagrams or graphs. ○ Write your name, centre number ...

Cambridge IGCSE™. *7052172409*. CHEMISTRY 0620/42. Paper 4 Theory (Extended) May/June 2023. 1 hour 15 minutes. You must answer on the question paper.