Cambridge O Level - GCE Guide

Cambridge O Level

CHEMISTRY Paper 1 Multiple Choice MARK SCHEME Maximum Mark: 40

5070/12 October/November 2021

Published

This mark scheme is published as an aid to teachers and candidates, to indicate the requirements of the examination. Mark schemes should be read in conjunction with the question paper and the Principal Examiner Report for Teachers. Cambridge International will not enter into discussions about these mark schemes. Cambridge International is publishing the mark schemes for the October/November 2021 series for most Cambridge IGCSETM, Cambridge International A and AS Level components and some Cambridge O Level components.

? UCLES 2021

This document consists of 3 printed pages.

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5070/12

Question

1

B

2

B

3

D

4

C

5

D

6

B

7

A

8

C

9

B

10

B

11

D

12

C

13

B

14

A

15

D

16

A

17

B

18

A

19

A

20

C

21

C

22

A

23

D

24

A

25

B

26

C

27

D

28

A

? UCLES 2021

Cambridge O Level ? Mark Scheme PUBLISHED Answer

Page 2 of 3

October/November 2021

Marks 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1

5070/12

Question

29

B

30

D

31

D

32

B

33

A

34

D

35

C

36

B

37

D

38

B

39

C

40

C

Cambridge O Level ? Mark Scheme PUBLISHED

Answer

October/November 2021

Marks 1 1 1 1 1 1 1 1 1 1 1 1

? UCLES 2021

Page 3 of 3

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