New edexcel chemistry - Study guides, Class notes & Summaries

Presenting our new AS and A level Chemistry qualifications T615c Makes up 20% of the assessment and AS at A level. A level is 100% externally assessed (no coursework). Core practicals appear in the specification content; practical-based questions are also in the exams. Teacher-assessed practical competency, based on core practical activities, reported alongside the A level grade. Paper 1 50% weighting 50% weighting Paper 2 80 marks 80 marks Paper 1 ...

Pearson Edexcel International GCSE (9–1) Friday 17 May 2024 Morning (Time: 2 hours) 4CH1/1C 4SD0/1C Paper reference Total Marks Chemistry UNIT: 4CH1 Science (Double Award) 4CH1/4SD0 PAPER: 1C You must have: Calculator, ruler Instructions • Use black ink or ball-point pen. • Fill in the boxes at the top of this page with your name, centre number and candidate number. • Answer all questions. • Answer the questions in the spaces provided – there may be more space than y...

Edexcel iGCSE Chemistry, question and answer with rated solution Experiment for Diffusion? 1) HCl placed at one end of the test tube, ammonia solution at the other. 2) Where they meet, a ring of Ammonium Chloride appears. 3) The diagram shows that the ammonia is closer to the ring, showing that ammonia must have travelled faster, showing it's a lighter gas. Experiment for Dilution? 1) Put a coloured substance in a solvent e.g food colouring in water. 2) Over the time, the colour le...

Edexcel Chemistry 2023 Exam Questions And Complete Solutions What are the three ideas in John Dalton's theory about the atom? - ANSWER - Atoms cannot be created, divided or destroyed. - Atoms of the same element are exactly the same and atoms of different elements are different. - Atoms join with other atoms to make new substances What discovery caused the original Dalton model of an atom to change? - ANSWER The discovery of subatomic particles. How did JJ Thomson d...

Edexcel iGCSE Chemistry 2022 new study guide solved solution

GCSE Edexcel Chemistry 2023 Exam Questions And Correct Answers Acid - ANSWER a substance with a PH of less than 7 a substance that forms H+ ions in water Acid Rain - ANSWER acidic rainwater that forms when sulphur dioxide dissolves in rain droplets Activation Energy - ANSWER the minimum amount of energy that reactant particles must have when they collide in order to react Addition Polymer - ANSWER a large molecule made from alkene monomers which bond together...

Pearson BTEC Level 3 National Extended Certificate in Applied Science Specification First teaching from September 2016 First certification from 2017 Issue 4 Pearson BTEC Level 3 National Extended Certificate in Applied Science Specification First teaching September 2016 Issue 4 Edexcel, BTEC and LCCI qualifications Edexcel, BTEC and LCCI qualifications are awarded by Pearson, the UK’s largest awarding body offering academic and vocational qualifications that are globally rec...

Pearson BTEC Level 3 National Extended Certificate in Applied Science Specification First teaching from September 2016 First certification from 2017 Issue 4 Pearson BTEC Level 3 National Extended Certificate in Applied Science Specification First teaching September 2016 Issue 4 Edexcel, BTEC and LCCI qualifications Edexcel, BTEC and LCCI qualifications are awarded by Pearson, the UK’s largest awarding body offering academic and vocational qualifications that are globally rec...

Edexcel GCSE History - Renaissance Medicine, . Questions and Answers scored A What was the Renaissance? - ANS- - French word which means rebirth - Medical Renaissance refers to the period when new ideas were beginning to influence medicine - New ideas emerged and began to break down old beliefs, the dominance of the Catholic Church being challenged by Protestantism and the rise of Humanist ideas. - Despite new ideas, impact on treatment was minimal as people were reluctant to let go of th...