Inter Molecular Spacing
Mark Scheme (Results) Summer 2012
International GCSE
Chemistry (4CH0) Paper 1C Science Double Award (4SC0) Paper 1C
Edexcel Level 1/Level 2 Certificate
Chemistry (KCH0) Paper 1C Science (Double Award) (KSC0) Paper 1C
Edexcel and BTEC Qualifications Edexcel and BTEC qualifications come from Pearson, the world’s leading learning company. We provide a wide range of qualifications including academic, vocational, occupational and specific programmes for employers. For further information, please visit our website at www.edexcel.com. Our website subject pages hold useful resources, support material and live feeds from our subject advisors giving you access to a portal of information. If you have any subject specific questions about this specification that require the help of a subject specialist, you may find our Ask The Expert email service helpful.
www.edexcel.com/contactus
Pearson: helping people progress, everywhere Our aim is to help everyone progress in their lives through education. We believe in every kind of learning, for all kinds of people, wherever they are in the world. We’ve been involved in education for over 150 years, and by working across 70 countries, in 100 languages, we have built an international reputation for our commitment to high standards and raising achievement through innovation in education. Find out more about how we can help you and your students at: www.pearson.com/uk
Summer 2012 Publications Code UG031876 All the material in this publication is copyright © Pearson Education Ltd 2012
INTERNATIONAL GCSE CHEMISTY PAPER 1C – SUMMER 2012 Question number 1 (a)
Expected Answer measuring cylinder B
Accept
Reject
Marks 6
C Ignore D Or 2D diagram (top pan) balance /scale(s) / weighing machine A or E
Ignore extra apparatus on top of tripod eg beaker Minimum is 2 vertical or diagonal lines with something on top
1 mark for each correct answer
Question number 1 (b)
Expected Answer M1 wear (safety)
International GCSE
Chemistry (4CH0) Paper 1C Science Double Award (4SC0) Paper 1C
Edexcel Level 1/Level 2 Certificate
Chemistry (KCH0) Paper 1C Science (Double Award) (KSC0) Paper 1C
Edexcel and BTEC Qualifications Edexcel and BTEC qualifications come from Pearson, the world’s leading learning company. We provide a wide range of qualifications including academic, vocational, occupational and specific programmes for employers. For further information, please visit our website at www.edexcel.com. Our website subject pages hold useful resources, support material and live feeds from our subject advisors giving you access to a portal of information. If you have any subject specific questions about this specification that require the help of a subject specialist, you may find our Ask The Expert email service helpful.
www.edexcel.com/contactus
Pearson: helping people progress, everywhere Our aim is to help everyone progress in their lives through education. We believe in every kind of learning, for all kinds of people, wherever they are in the world. We’ve been involved in education for over 150 years, and by working across 70 countries, in 100 languages, we have built an international reputation for our commitment to high standards and raising achievement through innovation in education. Find out more about how we can help you and your students at: www.pearson.com/uk
Summer 2012 Publications Code UG031876 All the material in this publication is copyright © Pearson Education Ltd 2012
INTERNATIONAL GCSE CHEMISTY PAPER 1C – SUMMER 2012 Question number 1 (a)
Expected Answer measuring cylinder B
Accept
Reject
Marks 6
C Ignore D Or 2D diagram (top pan) balance /scale(s) / weighing machine A or E
Ignore extra apparatus on top of tripod eg beaker Minimum is 2 vertical or diagonal lines with something on top
1 mark for each correct answer
Question number 1 (b)
Expected Answer M1 wear (safety)