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Exam (elaborations)
AQA A-Level Chemistry Assessment Record.pdf
AQA A-Level Chemistry Assessment R. Questions and answers 2021
Exam (elaborations)
AQA A-LEVEL CHEMISTRY 7405/1 Paper 1 Inorganic and Physical Chemistry Version: 1.0 Final Mark scheme June 2021
PopularAQA A-LEVEL CHEMISTRY 7405/1 Paper 1 Inorganic and Physical Chemistry Version: 1.0 Final Mark scheme June 2021
Exam (elaborations)
A-LEVEL CHEMISTRY 7405/1 Paper 1 Inorganic and Physical Chemistry MARK SCHEME JUNE 2022
AS and A-Level Chemistry 
Mark Scheme Instructions for Examiners 
1.	General 
The mark scheme for each question shows: 
•	the marks available for each part of the question 
•	the total marks available for the question 
•	the typical answer or answers which are expected 
•	extra information to help the examiner make his or her judgement and help to delineate what is acceptable or not worthy of credit or, in discursive answers, to give an overview of the area in which a mark or marks may b...
Exam (elaborations)
Aqa A-Level Chemistry 7405/1 Inorganic And Physical Chemistry Marking Scheme June 2021 Version: 2.0 Final.
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 correct one. 
2 0 2 
2 1 1 
2 2 0 
3 0 2 The maximum mark is 2 
3 1 1 
The incorrect response cancels out one of 
the two correct responses that g...
Exam (elaborations)
Aqa A-Level Chemistry 7405/1 Paper 1 Inorganic Physical Chemistry Mark Scheme June 2021 Version : 1.0 Final
A-level 
CHEMISTRY 
7405/1 
Paper 1 Inorganic and Physical Chemistry 
Mark scheme 
June 2021 
Version: 1.0 Final 
AQA A-LEVEL CHEMISTRY 7405/1 PAPER 1 INORGANIC PHYSICAL 
CHEMISTRY MARK SCHEME JUNE 2021 VERSION : 1.0 FINAL 
*206A74051/MS* 
AQA A-level CHEMISTRY 7405/1 Paper 1 Inorganic and Physical Chemistry Mark scheme June 
2021 Version: 1.0 Final 
2 
Mark schemes are prepared by the Lead Assessment Writer and considered, together with the relevant 
questions, by a panel of subject teachers. T...
Package deal
AQA A-level CHEMISTRY 7405/1 Paper 1 Inorganic and Physical Chemistry Mark scheme June 2021 Version: 1.0 Final
AQA A-level CHEMISTRY 7405/1 Paper 1 Inorganic and Physical Chemistry Mark scheme June 2021 Version: 1.0 Final
AQA-7404_2-W-MS-Jun19
AQA-7404-2-Final-MS-Jun21-v1. - Paper 2 Organic and Physical Chemistry Mark scheme June 2021
Specimen mark scheme set 2 Paper 2 Chem AS - Paper 2: Organic and Physical Chemistry Mark scheme
Package deal
Aqa A Level Biology Paper 3 Ms2021
AQA A LEVEL BIOLOGY Paper 3 MS2021
Aqa_a_level_biology_paper_2_2021.
AQA A-level CHEMISTRY 7405/1 Paper 1 Inorganic and Physical Chemistry Mark scheme June 2021 Version: 1.0 Final
AQA-7404_2-W-MS-Jun19 - AS CHEMISTRY 7404/2 - Paper 2 Organic and Physical Chemistry
AQA-7404-2-Final-MS-Jun21-v1.0. Paper 2 Organic and Physical Chemist

Exam (elaborations)
AQA A-level CHEMISTRY 7405/1 Paper 1 Inorganic and Physical Chemistry Mark scheme June 2021 Version: 1.0 Final
AQA A-level CHEMISTRY 7405/1 Paper 1 Inorganic and Physical Chemistry Mark scheme June 2021 Version: 1.0 Final
Exam (elaborations)
AQA A-level CHEMISTRY 7405/1 Paper 1 Inorganic and Physical Chemistry Mark scheme June 2021 Version: 1.0 Final
AQA A-level CHEMISTRY 7405/1 Paper 1 Inorganic and Physical Chemistry Mark scheme June 2021 Version: 1.0 Final
Exam (elaborations)
AQA A-level CHEMISTRY 7405/1 Paper 1 Inorganic and Physical Chemistry Mark scheme June 2021 Version: 1.0 Final
AQA A-level CHEMISTRY 7405/1 Paper 1 Inorganic and Physical Chemistry Mark scheme June 2021 Version: 1.0 Final
Exam (elaborations)
AQA A-level CHEMISTRY 7405-1 Paper 1 Inorganic and Physical
AQA A-level CHEMISTRY 7405/1 Paper 1 Inorganic and 
Physical Chemistry Mark scheme June 2021 Version: 1.0 Final 
 the cyanide ion or CN– when the reagent should be potassium cyanide or KCN; 
 the hydroxide ion or OH– when the reagent should be sodium hydroxide or NaOH; 
 the Ag(NH ) + 
 ion when the reagent should be Tollens’ reagent (or ammoniacal silver 
nitrate). In this example, no credit is given for the ion, but credit could be given for a 
correct observation following on f...
Exam (elaborations)
AQA A-Level Chemistry Assessment Record.
Type of AQA A level Level of Control 
Assessment Chemistry 7405 H, M,L 
Assessment (Dates of standardisation) 
Objectives (AO) 
Orderofpriority AO1 AO2 AO3 
Assessment1: Standard Paper1, Y ¥ Y H 
AQA 2020 A-level 2 and 3 reflects a Paper 1: Thursday 29.04/ Friday 
Chemistry Series balanced wide 30.04) 
range of content Paper 2: Wednesday 05.05/ 
across the Thursday 06.05 
specification and Paper 3: Tuesday 11.05/ Thursday 
all AOs. 13.05 
Mark schemes adheredto, 
Papers sat as six differentiati...
Exam (elaborations)
AQA A-Level Chemistry Assessment Record.
Type of AQA A level Level of Control 
Assessment Chemistry 7405 H, M,L 
Assessment (Dates of standardisation) 
Objectives (AO) 
Orderofpriority AO1 AO2 AO3 
Assessment1: Standard Paper1, Y ¥ Y H 
AQA 2020 A-level 2 and 3 reflects a Paper 1: Thursday 29.04/ Friday 
Chemistry Series balanced wide 30.04) 
range of content Paper 2: Wednesday 05.05/ 
across the Thursday 06.05 
specification and Paper 3: Tuesday 11.05/ Thursday 
all AOs. 13.05 
Mark schemes adheredto, 
Papers sat as six differentiati...