AS Chemistry Edexcel Unit 1 Question Paper

The question paper set by Edexcel in June 2009.

HideShow resource information
  • Created by: Matthew
  • Created on: 05-06-11 17:15
Preview of AS Chemistry Edexcel Unit 1 Question Paper

First 241 words of the document:

Write your name here
Surname Other names
Centre Number Candidate Number
Edexcel GCE
Advanced Subsidiary
Unit 1: The Core Principles of Chemistry
Wednesday 3 June 2009 ­ Morning Paper Reference
Time: 1 hour 15 minutes 6CH01/01
Candidates may use a calculator. Total Marks
· Use black ink or ball-point pen.
· centrethe
Fill in boxes at the top of this page with your name,
number and candidate number.
· Answer all questions.
· Answer the questions in the spaces provided
­ there may be more space than you need.
· The total mark for this paper is 80.
· The marks for each question are shown in brackets
­ use this as a guide as to how much time to spend on each question.
· Questions labelled with an asterisk (*) are ones where the quality of your
written communication will be assessed
­ you should take particular care with your spelling, punctuation and grammar, as
well as the clarity of expression, on these questions.
· A Periodic Table is printed on the back cover of this paper.
· Read each question carefully before you start to answer it.
· Keep an eye on the time.
· Try to answer every question.
· your answers if you have time at the end.
Turn over
©2009 Edexcel Limited.

Other pages in this set

Page 2

Preview of page 2

Here's a taster:

Answer ALL the questions in this section. You should aim to spend no more than 20 minutes on
this section. For each question, select one answer from A to D and put a cross in the box .
If you change your mind, put a line through the box and then mark your new answer with
a cross .
1 The nucleus of a 23
Na atom contains
A 11 protons and 12 neutrons.
B 11 protons and 12 electrons.…read more

Page 3

Preview of page 3

Here's a taster:

Some mean bond enthalpy values are given in the table below.…read more

Page 4

Preview of page 4

Here's a taster:

Al2(SO4)3, was dissolved in water.
Calculate the number of sulfate ions, SO42­, present in the solution formed.
[Assume the molar mass of Al2(SO4)3 is 342 g mol­1 and the Avogadro Constant is
6 × 1023 mol­1.]
A 3 × 1021
B 1 × 1022
C 3 × 1022
D 9 × 1022
(Total for Question 5 = 1 mark)
6 Calculate the mass of calcium hydroxide, Ca(OH)2, present in 100 cm3 of a
0.100 mol dm­3 solution.
[Assume the molar mass of Ca(OH)2 is 74.…read more

Page 5

Preview of page 5

Here's a taster:

The first five successive ionization energies of an element, X, are shown in the table
below.…read more

Page 6

Preview of page 6

Here's a taster:

Which of the following substances, obtained from the fractional distillation of crude oil,
has the lowest boiling temperature?
A refinery gas
B kerosene
C diesel oil
D lubricating oil
(Total for Question 10 = 1 mark)
11 Sodium hydrogensulfate, NaHSO4, reacts with sodium hydroxide, NaOH, as shown below.
NaHSO4(aq) + NaOH(aq) Na2SO4(aq) + H2O(l)
0.0100 mol of sodium hydrogensulfate is neutralized with dilute sodium hydroxide,
concentration 0.200 mol dm­3.
Calculate the volume of sodium hydroxide required.
A 20.0 cm3
B 50.…read more

Page 7

Preview of page 7

Here's a taster:

Which pair of atomic numbers represents elements which are both in the p-block of the
Periodic Table?
A 4, 8
B 6, 12
C 8, 16
D 10, 20
(Total for Question 13 = 1 mark)
14 The electronic structure of an atom of an element in Group 6 of the Periodic Table could
A 1s2 2s2 2p2
B 1s2 2s2 2p4
C 1s2 2s2 2p6 3s2 3p6 3d6 4s2
D 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6
(Total for Question 14 =…read more

Page 8

Preview of page 8

Here's a taster:

The electronic configurations of the atoms of four different elements are given below.…read more

Page 9

Preview of page 9

Here's a taster:

Which of the following does not have exactly 10 electrons?
A An ion of fluorine, F­
B A molecule of methane, CH4
C A molecule of nitrogen, N2
D An ion of sodium, Na+
(Total for Question 19 = 1 mark)
20 Which of the following statements correctly describes an environmental problem caused
by the burning of hydrocarbon fuels?
A The carbon dioxide is toxic and kills plants.
B The smoke produced reflects sunlight and leads to global warming.…read more

Page 10

Preview of page 10

Here's a taster:

Answer ALL the questions. Write your answers in the spaces provided.
21 This question is about hydrocarbons.
(a) Liquefied petroleum gas (LPG) is a fuel sold as an alternative to petrol. It is a
mixture of liquefied C3 and C4 alkanes.
(i) Suggest a reason why the alkanes are liquefied.
............................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .…read more


No comments have yet been made

Similar Chemistry resources:

See all Chemistry resources »See all resources »