Ocr chemistry a level - Study guides, Class notes & Summaries
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OCR CHEMISTRY A LEVEL WITH COMPLETE SOLUTIONS Haloalkane to nitrile - ANSWER-nucleophilic substitution ethanolic NaCN or KCN heat Haloalkane to primary amine (also makes NH4X) - ANSWER-Nucleophilic substitution Excess ethanolic NH3 with no further s
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OCR CHEMISTRY A LEVEL WITH COMPLETE SOLUTIONS 
 
Haloalkane to nitrile - ANSWER-nucleophilic substitution 
 
ethanolic NaCN or KCN 
 
heat 
 
Haloalkane to primary amine (also makes NH4X) - ANSWER-Nucleophilic substitution 
 
Excess ethanolic NH3 with no further substitution 
 
HEAT under PRESSURE 
 
acyl chloride/acid anhydride to SECONDARY amide - ANSWER-Nucleophilic substitution 
 
primary amine 
 
Acyl chloride/acid anhydride to PRIMARY amide - ANSWER-Nucleophilic substitution 
 
Alkene t...
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ocr AS Level Chemistry A H032/01 June2023 Question Paper and Mark Scheme 100% CORRECT.
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ocr AS Level Chemistry A H032/01 June2023 Question Paper and Mark Scheme 100% CORRECT.
ocr AS Level Chemistry A H032-01 June2023 Mark Scheme.
ocr AS Level Chemistry A H032-01 May2023 Question Paper.
H032/01 QP and MS
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OCR A Level Chemistry A Paper 3 Mark-scheme June 202-3
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OCR A Level Chemistry A Paper 3 Mark-scheme June 202-3
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OCR A Level Chemistry A Paper 2 Mark-scheme June 202-3
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OCR A Level Chemistry A Paper 2 Mark-scheme June 202-3
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OCR A Level Chemistry A H432/02 JUNE 2023 QUESTION PAPER: Synthesis and analytical techniques
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OCR A Level Chemistry A H432/02 JUNE 2023 MARK SCHEME: Synthesis and analytical techniques
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This is the final mark scheme
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OCR A LEVEL JUNE 2022 CHEMISTRY B PAPER 2 QUESTION PAPER
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OCR A LEVEL JUNE 2022 CHEMISTRY B PAPER 2 QUESTION PAPER
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OCR AS Level Chemistry A H032/02 Depth in Chemistry Question Paper With Answers June 2022 | 100% Verified
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OCR AS Level Chemistry A H032/02 Depth in Chemistry Question Paper With Answers June 2022 | 100% Verified 
 
OCR AS Level Chemistry A H032/02 Depth in Chemistry Question Paper With Answers June 2022 | 100% Verified
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OCR AS LEVEL CHEMISTRY B (SALTERS) H033/01 FOUNDATIONS OF CHEMISTRY ACTUAL 2024 COMPLETE EXAM V1 WITH ACCURATE ANSWERS A+ GRADE ASSURED.CHECK LAST PAGE FOR ANSWERS
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OCR AS LEVEL CHEMISTRY B (SALTERS) H033/01 FOUNDATIONS OF CHEMISTRY 
ACTUAL 2024 COMPLETE EXAM V1 WITH ACCURATE ANSWERS 
 A+ GRADE ASSURED.CHECK LAST PAGE FOR ANSWERS 
1	What is the outer subshell electron configuration of an element in Group 16 of the Periodic Table? 
 
A	p4 
 
B	p5 
 
C	p6 
D	p16 
 
Your answer	 	[1] 
 
2	Geiger and Marsden fired α-particles at a gold foil. What happened in their experiment? 
A	The α-particles were scattered randomly. 
B	Most α-particles passed through unde...
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