PDF
Please check the examination details below before entering your candidate information
Candidate surname Other names
Centre Number Candidate Number
Pearson Edexcel Level 3 GCE
Tuesday 9 June 2026
Morning (Time: 1 hour 45 minutes) Paper
reference 9CH0/02
Chemistry
Advanced
PAPER 2: Advanced Organic and Physical Chemistry
You must have: Total Marks
Scientific calculator, Data Booklet, ruler
Instructions
• Use black ink or ball‑point pen.
• IfFillpencil is used for diagrams/sketches/graphs it must be dark (HB or B).
• centre number
in the boxes at the top of this page with your name,
and candidate number.
• Answer all questions.
• Answer the questions in the spaces provided
– there may be more space than you need.
Information
• The total mark for this paper is 90.
• The marks for each question are shown in brackets
– use this as a guide as to how much time to spend on each question.
• toForstructure
the question marked with an asterisk (*), marks will be awarded for your ability
your answer logically, showing the points that you make are related or
follow on from each other where appropriate.
• A Periodic Table is printed on the back cover of this paper.
Advice
• Read each question carefully before you start to answer it.
• Show all your working in calculations and include units where appropriate.
• your answers if you have time at the end.
Check
Turn over
P74454A
©2026 Pearson Education Ltd.
P:1/1/1/1/1/1/1/1/1/1/
*P74454A0132*
, BLANK PAGE
2
*P74454A0232*
, Answer ALL questions.
Some questions must be answered with a cross in a box . If you change your mind about an
answer, put a line through the box and then mark your new answer with a cross .
1 This question is about a diagram showing the Maxwell‑Boltzmann distribution of
molecular energies.
Ea (catalyst)
Ea
Number of molecules
with energy, E
Q
(a) What should be the label on the x axis?
(1)
A activation energy
B energy
C rate
D time
(b) What does area Q show?
(1)
A total number of molecules that cannot react
B extra number of molecules that can react without a catalyst
C total number of molecules that can react with a catalyst present
D extra number of molecules that can react with a catalyst present
(Total for Question 1 = 2 marks)
3
*P74454A0332* Turn over
, 2 Phosphine, PH3 , is a colourless gas.
(a) Draw the dot‑and‑cross diagram of phosphine.
Show only the outer shell electrons of hydrogen and phosphorus.
(1)
(b) Predict the bond angle and shape of the PH2– ion formed when phosphine loses
a proton.
(2)
Bond angle
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ ................ . . . . . . . . . . . . . . . . . . . .
Shape
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ ................ . . . . . . . . . . . . . . . . . . . .
4
*P74454A0432*
Please check the examination details below before entering your candidate information
Candidate surname Other names
Centre Number Candidate Number
Pearson Edexcel Level 3 GCE
Tuesday 9 June 2026
Morning (Time: 1 hour 45 minutes) Paper
reference 9CH0/02
Chemistry
Advanced
PAPER 2: Advanced Organic and Physical Chemistry
You must have: Total Marks
Scientific calculator, Data Booklet, ruler
Instructions
• Use black ink or ball‑point pen.
• IfFillpencil is used for diagrams/sketches/graphs it must be dark (HB or B).
• centre number
in the boxes at the top of this page with your name,
and candidate number.
• Answer all questions.
• Answer the questions in the spaces provided
– there may be more space than you need.
Information
• The total mark for this paper is 90.
• The marks for each question are shown in brackets
– use this as a guide as to how much time to spend on each question.
• toForstructure
the question marked with an asterisk (*), marks will be awarded for your ability
your answer logically, showing the points that you make are related or
follow on from each other where appropriate.
• A Periodic Table is printed on the back cover of this paper.
Advice
• Read each question carefully before you start to answer it.
• Show all your working in calculations and include units where appropriate.
• your answers if you have time at the end.
Check
Turn over
P74454A
©2026 Pearson Education Ltd.
P:1/1/1/1/1/1/1/1/1/1/
*P74454A0132*
, BLANK PAGE
2
*P74454A0232*
, Answer ALL questions.
Some questions must be answered with a cross in a box . If you change your mind about an
answer, put a line through the box and then mark your new answer with a cross .
1 This question is about a diagram showing the Maxwell‑Boltzmann distribution of
molecular energies.
Ea (catalyst)
Ea
Number of molecules
with energy, E
Q
(a) What should be the label on the x axis?
(1)
A activation energy
B energy
C rate
D time
(b) What does area Q show?
(1)
A total number of molecules that cannot react
B extra number of molecules that can react without a catalyst
C total number of molecules that can react with a catalyst present
D extra number of molecules that can react with a catalyst present
(Total for Question 1 = 2 marks)
3
*P74454A0332* Turn over
, 2 Phosphine, PH3 , is a colourless gas.
(a) Draw the dot‑and‑cross diagram of phosphine.
Show only the outer shell electrons of hydrogen and phosphorus.
(1)
(b) Predict the bond angle and shape of the PH2– ion formed when phosphine loses
a proton.
(2)
Bond angle
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ ................ . . . . . . . . . . . . . . . . . . . .
Shape
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ ................ . . . . . . . . . . . . . . . . . . . .
4
*P74454A0432*
