Wednesday 12 june 2019 chemistry paper 2 answers. • Try to answer every question.
Wednesday 12 june 2019 chemistry paper 2 answers 1 Level 3: The design/plan would lead to the production of a valid outcome. Mark schemes are prepared by the Lead Assessment Writer and considered, together with the relevant questions, by a panel of subject teachers. 11831. The exam date for the 8462/2H GCSE Chemistry Higher paper was 12th June 2019. • Try to answer every question. CHEMISTRY Higher Tier Paper 2 H : 2 *02* The document contains the following: 1) Data from an experiment measuring reaction rate of zinc with sulfuric acid at different zinc particle sizes and times. June 2017. Paper code: 8462/2H. PMT. 1/ Turn over Instructions •• Use black ink or ball-point pen. 1/1/1/1/1/1/1/1/ Other names Total Marks Centre Number Candidate Number Candidate surname Please check the examination details below before entering your candidate information Paper Reference 4CH1/2CR Pearson Edexcel International GCSE (9–1) Wednesday 12 June 2019 You must have: Calculator Morning (Time: 1 hour Level 1/Level 2 GCSE (9–1) Wednesday 12 June 2019 Morning (Time: 1 hour 45 minutes) Paper Reference 1CH0/2F Chemistry Paper 2 Foundation Tier You must have: Calculator, ruler P56428A *P56428A0132* ©2019 Pearson Education Ltd. Marking schemes will indicate when explicit working is deemed to be a necessary part of a correct answer. Credit will be given for correct and relevant alternative responses which are not recorded in the mark scheme. Pearson Edexcel International GCSE . Fill in the boxes at the top of this page . 1/1/1/ Turn over Instructions •• Use black ink or ball-point pen. 1/1/1/1/1/1/1/ Turn over Instructions •• Use black ink or ball-point pen. Level 1/Level 2 GCSE (9–1) Wednesday 12 June 2019 Morning (Time: 1 hour 10 minutes) Paper Reference 1SC0/2CF Combined Science Paper 5: Chemistry 2 Foundation Tier You must have: Calculator, ruler P60246A *P60246A0120* ©2019 Pearson Education Ltd. Chemistry Unit: 4CH1 Paper 2C Morning (Time: 1 hour 15 minutes) Paper Reference 4CH1/2C Wednesday 12 June 2019 You must have: Calculator, ruler Pearson Edexcel International GCSE (9–1) P Sep 4, 2021 · Answer Notes Marks 8 a 2 C2H4 + 4 HCl + (1) O2 2C2H4Cl2 + 2H2O ACCEPT multiples and fractions 1 b breaking down by heating OWTTE 1 c i (it) contains a (carbon to carbon) double bond 1 ii M1 add bromine water/solution ACCEPT Br2(aq) as long as the state symbol is present 2 M2 (bromine water/solution) is decolourised/ • the typical answer or answers which are expected • extra information to help the Examiner make his or her judgement • the Assessment Objectives, level of demand and specification content that each question is intended to cover. June 2019 Paper 2 Level 1/Level 2 GCSE (9–1) Wednesday 12 June 2019 Morning (Time: 1 hour 45 minutes) Paper Reference 1CH0/2F Chemistry Paper 2 Foundation Tier You must have: Calculator, ruler P56428A *P56428A0132* ©2019 Pearson Education Ltd. 3 and Oct 4, 2021 · Read each question carefully before you start to answer it. View the Mark Scheme of Paper 2 (June 2019) of the IGCSE Chemistry Edexcel (4CH1) syllabus. This answer will have been awarded a mark by the Lead Examiner. Mark Scheme (Results) January 2019 . 0 1 This question is about crude oil and hydrocarbons. Wednesday 12 June 2019 Morning Time allowed: 1 hour 45 minutes • Answer . View the Mark Scheme of Paper 2H (June 2019) of the GCSE Chemistry AQA (8462) syllabus. 1 4. The 2019 AQA GCSE Chemistry Paper 2 Higher 8462/2H Mark Scheme. With practice and familiarity you will find that for better answers you will be able to quickly skip through the lower lev. Wednesday 12 June 2019 Morning • Answer ALL questions in the spaces provided. All key steps are identified and logically sequenced. Version: 1 Final. 11618. • Answer all questions in the spaces provided. June 2016. June 2018. Level 1/Level 2 GCSE (9–1) Wednesday 12 June 2019 Morning (Time: 1 hour 45 minutes) Paper Reference 1CH0/2F Chemistry Paper 2 Foundation Tier You must have: Calculator, ruler P56428A *P56428A0132* ©2019 Pearson Education Ltd. June 2019 Paper 1C (QP Read each question carefully before you start to answer it. or correction fluid. Write your answers in the spaces provided Level 1/Level 2 GCSE (9–1) Wednesday 12 June 2019 Morning (Time: 1 hour 45 minutes) Paper Reference 1CH0/2F Chemistry Paper 2 Foundation Tier You must have: Calculator, ruler P56428A *P56428A0132* ©2019 Pearson Education Ltd. mark scheme – gcse chemistry – 8462/2f – june 2019 Level of response marking instructions Level of response mark schemes are broken downinto levels, each of which has a descriptor. 8 4. 1 What is an enzyme? A A biological catalyst B A biological reactant C A natural monomer D A starch molecule Your answer [1] 2 Which row of the table is correct for cracking? Wednesday 12 June 2019 – Morning GCSE (9–1) Chemistry A (Gateway Science) J248/02 Paper 2 (Foundation Tier) Time allowed: 1 hour 45 minutes You must have: • a ruler (cm/mm) • the Data Sheet (for GCSE Chemistry A (inserted)) You may use: • a scientific or graphical calculator • an HB pencil Please write clearly in black ink. View and download the 2019 AQA GCSE Chemistry Higher Paper 2 8462/2H answers. CHEMISTRY Higher Tier Paper 2 8462/2H Wednesday 12 June 2019 Morning Time allowed: 1 hour 45 minutes At the top of the page, write your surname and other names, your centre number, your candidate number and add your signature. Foundation Tier Paper 2 . Crossed out responses not replaced should be marked. Increase your exam confidence with these Edexcel IGCSE Chemistry past papers. MARK SCHEME – GCSE CHEMISTRY – 8462/2H – JUNE 2019 Question 2 Question Answers Mark AO/ Spec. 1/1/1/1/1/1/1/1/ Other names Total Marks Centre Number Candidate Number Candidate surname Please check the examination details below before entering your candidate information Paper Reference 4CH1/2CR Pearson Edexcel International GCSE (9–1) Wednesday 12 June 2019 You must have: Calculator Morning (Time: 1 hour Wednesday 12 June 2019 Morning Time allowed: 1 hour 45 minutes CHEMISTRY . Wednesday 12 June 2019 – Morning GCSE (9–1) Chemistry A (Gateway Science) J248/04 Paper 4 (Higher Tier) Time allowed: 1 hour 45 minutes You must have: • a ruler (cm/mm) • the Data Sheet (for GCSE Chemistry A (inserted)) You may use: • a scientific or graphical calculator • an HB pencil Please write clearly in black ink. F . 813 Correct answer without working scores 2 mark scheme – gcse chemistry – 8462/2f – june 2019 Level of response marking instructions Level of response mark schemes are broken downinto levels, each of which has a descriptor. 196G 8462 /2H/MS MARK SCHEME – GCSE CHEMISTRY – 8462/2H – JUNE 2019. 01 F General Certifi cate of Secondary Education 2019 MARK SCHEME Chemistry Unit 2 Higher Tier [GCM22] WEDNESDAY 12 JUNE, MORNING Jun 13, 2019 · Level 1/Level 2 GCSE (9–1) Wednesday 12 June 2019 Morning (Time: 1 hour 10 minutes) Paper Reference 1SC0/2CH Combined Science Paper 5: Chemistry 2 Higher Tier You must have: Calculator, ruler P60247A *P60247A0116* ©2019 Pearson Education Ltd. Wednesday 12 June 2019 – Morning GCSE (9–1) Chemistry A (Gateway Science) J248/02 Paper 2 (Foundation Tier) Time allowed: 1 hour 45 minutes You must have: • a ruler (cm/mm) • the Data Sheet (for GCSE Chemistry A (inserted)) You may use: • a scientific or graphical calculator • an HB pencil Please write clearly in black ink. Mark scheme . 66 with no working scores 3 correct answer given to 3 or more sig fig with no working scores 2 M3 subsumes M2 can score M2 and M3 ECF provided use 4. 3 M2 10. Chemistry Unit: 4CH1 Paper 2C Morning (Time: 1 hour 15 minutes) Paper Reference 4CH1/2C Wednesday 12 June 2019 You must have: Calculator, ruler Pearson Edexcel International GCSE (9–1) Jun 13, 2019 · Read each question carefully before you start to answer it. The rate decreased as time increased. Exam Date: Wednesday 12th June 2019. 5 Award one mark if correct equation for finding Rf value seen M2 0. Use black ink or black ball-point pen. Morning (Time: 1 hour 45 minutes) Paper Reference 1CH0/2F Chemistry Paper 2 Foundation Tier You must have: Calculator, ruler P56428A *P56428A0132* ©2019 Pearson Education Ltd. 1/1/1/1/1/1/1/ Turn over Instructions Use black ink or ball-point pen. Includes exam papers and mark schemes organised by year. 3 and Wednesday 12 June 2019 Morning Time allowed: 1 hour 45 minutes CHEMISTRY . [Turn over] A H Oct 4, 2021 · electronic configuration of an atom of boron 2, 3 ACCEPT 1s2 2s2 2p1 (b) Sum of masses multiplied by percentages Division by 100 to give final answer 2 M1 (18. 5 6. Answer . Chemistry Unit: 4CH1 Paper 2C Morning (Time: 1 hour 15 minutes) Paper Reference 4CH1/2C Wednesday 12 June 2019 You must have: Calculator, ruler Pearson Edexcel International GCSE (9–1) www. Check your answers if you have time at the end. June 2016 Chemistry 1 (4462/01) – Foundation – Download Paper June 2016 Chemistry 1 (4462/02) – Higher The 2019 AQA GCSE Chemistry Paper 2 Higher 8462/2H Question Paper. Fill in the boxes at the top of this page Sep 1, 2021 · Level 1/Level 2 GCSE (9–1) Wednesday 12 June 2019 Morning (Time: 1 hour 45 minutes) Paper Reference 1CH0/2H Chemistry Paper 2 Higher Tier You must have: Calculator, ruler P56423A *P56423A0128* ©2019 Pearson Education Ltd. [2 marks] air ©2019 Pearson Education Ltd. [Turn over] A H • • Read each question carefully before you start to answer it. Chemistry Unit: 4CH1 Paper 2C Morning (Time: 1 hour 15 minutes) Paper Reference 4CH1/2C Wednesday 12 June 2019 You must have: Calculator, ruler Pearson Edexcel International GCSE (9–1) Level 1/Level 2 GCSE (9–1) Wednesday 12 June 2019 Morning (Time: 1 hour 10 minutes) Paper Reference 1SC0/2CF Combined Science Paper 5: Chemistry 2 Foundation Tier You must have: Calculator, ruler P60246A *P60246A0120* ©2019 Pearson Education Ltd. 9 5. Answer all the questions. com Wednesday 12 June 2019 Morning Time allowed: 1 hour 45 minutes • Answer . Fill in the boxes at the top of this page 2 OCR 2019 SECTION A You should spend a maximum of 20 minutes on this section. 3. H . You can compare the student’s answer with the example to determine if it is the same standard, better or worse than the example. • Fill in the boxes at the top of this page. 3) The balanced chemical equation for the reaction of zinc and sulfuric acid This answer will have been awarded a mark by the Lead Examiner. Oct 4, 2021 · 7 (c) (i) nitrogen/N2 reacts with oxygen/O2 (both from the air) IGNORE nitrogen burns/combusts in oxygen 1 IGNORE nitrogen is oxidised (ii) (they form) acid rain ACCEPT references to respiratory problems 1 ALLOW a specified harmful effect of acid rain ALLOW references to smog ALLOW references to greenhouse gases/global warming/climate change M3 If Σ(bonds made) > Σ(bonds broken) final answer must be negative If Σ(bonds made) < Σ(bonds broken) final answer must be positive (and + sign given) Expected final answer is ‒788 (kJ/mol) -788 with no working scores 3 (+) 788 scores 2 www. box . 1/1/1/1/1/1/ Turn over Instructions Use blac k ink or ball-point pen. Write your name, centre number and candidate number . 3 Level 2: The design/plan would not necessarily lead to a valid outcome. 8 Total 60 Wednesday 12 June 2019 – Morning GCSE (9–1) Chemistry B (Twenty First Century Science) J258/04 Depth in Chemistry (Higher Tier) Time allowed: 1 hour 45 minutes You must have: • a ruler (cm/mm) • the Data Sheet (for GCSE Chemistry B (inserted)) You may use: • a scientific or graphical calculator • an HB pencil Please write clearly in Read each question carefully before you start to answer it. Fill in the boxes at the top of this page • the typical answer or answers which are expected • extra information to help the Examiner make his or her judgement • the Assessment Objectives, level of demand and specification content that each question is intended to cover.
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