Chemistry - 0620 / 43 Paper 4 - Theory (Extended) Mark Scheme - May / June 2020 IGCSE - Cambridge International Examination

This mark scheme is published to support teachers and students and should be read together with the question paper. It shows the requirements of the exam.

Продолжительность: 32:18
Опубликовано: 8 дек. 2020 г.

[3] PMT Page 5 5 0620/43/M/J/20 © UCLES 2020 [Turn over (d) Ammonia, NH3, is used to produce nitric acid, HNO3. This happens in a three-stage process. Stage 1 ...

Продолжительность: 59:34
Опубликовано: 29 окт. 2020 г.

Продолжительность: 21:13
Опубликовано: 13 мая 2021 г.

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

13 окт. 2023 г. · The paper was light work - Finished in 20 ish minutes and almost fell asleep in the room. Blast furnace question has appeared on so many past exams I was very ...

IGCSE Chemistry Paper 4 - May/June 2020 - 0620/43/M/J/20 SOLVED. 21K views. 3 ... IGCSE Biology Paper 2 - May/June 2020 - 0610/23/M/J/20 SOLVED. 45K views.

Продолжительность: 28:14
Опубликовано: 29 авг. 2024 г.