AS CHEMISTRY 7404/2 Paper 2 2021 MS
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AS CHEMISTRY 7404/2 Paper 2 Organic and Physical Chemistry Mark scheme June 2021.
- Exam (elaborations) • 27 pages • 2022
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- £4.51
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AS 
CHEMISTRY 
7404/2 
Paper 2 Organic and Physical Chemistry 
Mark scheme 
June 2021. MARK SCHEME – AS CHEMISTRY – 7404/2 – JUNE 2021 
4 
For example, in a question requiring 2 answers for 2 marks: 
Correct 
answers 
Incorrect 
answers (ie 
incorrect rather 
than neutral) 
Mark (2) Comment 
1 0 1 
1 1 1 
They have not exceeded the maximum 
number of responses so there is no 
penalty. 
1 2 0 
They have exceeded the maximum number 
of responses so the extra incorrect 
response cancels the c...
-
AS CHEMISTRY 7404/2 Paper 2 Organic and Physical Chemistry Mark scheme June 2021.
- Exam (elaborations) • 27 pages • 2022
-
- £4.51
- + learn more
AS 
CHEMISTRY 
7404/2 
Paper 2 Organic and Physical Chemistry 
Mark scheme 
June 2021. MARK SCHEME – AS CHEMISTRY – 7404/2 – JUNE 2021 
11 
Question Marking guidance Additional Comments/Guidelines Mark 
01.1 
Number of molecules (with a particular energy) Ignore particles / atoms 
Allow amount or fraction or proportion for number 
1 
Question Marking guidance Additional Comments/Guidelines Mark 
01.2 
There are no molecules with no energy All molecules / particles have some energy 
Allow p...
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