Chemistry aqa a level as - Study guides, Class notes & Summaries

AQA A-Level Chemistry Exam (2024) || All Questions & Answers (Graded A+) AQA A-Level Chemistry Exam (2024) || All Questions & Answers (Graded A+) Topic 1 - ANSWER - Atomic Structure Topic 2 - ANSWER - Amount of Substance State what is meant by the term molecular formula. - ANSWER - the actual no. atoms of each element in a compound Topic 3 - ANSWER - Bonding Explain why CF4 has a bond angle of 109.5°. - ANSWER - -there are 4 bonding pairs and no lone pairs -repel equally and th...

There are lots of random reactions in AQA A level chemistry that appear throughout the course, which could come up in your exams. Whilst it's not essential to have all of these equations memorised, being familiar with these equations will surely have a great impact on your performance, allowing you to answer certain questions spontaneously and spend less time figuring things out. At the very least, its important that you can derive these equations yourselves from just the reactants, as exam que...

AQA A-level CHEMISTRY (7405/3) Paper 3 Mark scheme June 2023. catalyst ALLOW reduces Ea IGNORE speeds up reaction IGNORE provides alternative path IGNORE proton donor IGNORE dehydrating agent 1 Question Answers Additional comments/Guidelines Mark 1.2 electric heater/heat mantle or (hot) water bath IGNORE not with a Bunsen/naked flame / gently ALLOW hot water ALLOW heating/hot plate/ sand bath / oil bath ALLOW reference to flame/Bunsen if in context of heating a water bath NOT any ind...

AQA A-level CHEMISTRY (7405/3) Paper 3 Mark scheme June 2023 | VERIFIED. there is a bung/stopper (in the end of the condenser) M2 idea of pressure build up M3 water goes the wrong way through the condenser M4 water does not fill the condenser / condenser is not cool enough owtte M2 stopper could be forced out IGNORE glass shatters / explodes water in at top / out at bottom IGNORE condenser is wrong way round ALLOW less condensing / vapour/gas/reactants/products will not condense / no...

Chemistry AQA a LEVEL AS PAPER 12024 UPDATE GRADED A+

Chemistry AQA a LEVEL AS PAPER 1 2024 UPDATE GRADED A+

AQA PAPERS ,EDESCEL ,ALEVEL GCSE AND OTHERS1. A LEVEL EDEXCEL 2022 PURE MATHS PAPER 1 AND 2 WITH MECHANICS AND STATISTICS PAPERS ALL INCLUDED WITH MARK SCHEMES 2. A LEVEL EDEXCEL 2022 PURE MATHEMATICS PAPERS 1 AND 2 WITH MARK SCHEME 3. AQA A-LEVEL 2022 ECONOMICS PAPER 2 AND MARK SCHEME 4. AS LEVEL EDEXCEL 2022 MECHANICS AND STATISTICS PAPER AND MARK SCHEME (BUNDLE) 5. AQA A-LEVEL 2022 ECONOMICS PAPER 1 AND MARK SCHEME 6. AQA A-LEVEL ECONOMICS PAPER 1 MARK SCHEME 2022 7. AQA A-LEVEL 20...

Practicals Chemistry AQA A-level Rated A+ Required Practical 1 - titration and making a standard solution Making a standard solution 1. weigh the required mass of solid using a sample bottle on a 2 dp balance. 2. transfer the solid into a beaker using distilled water to wash it out- preventing any solid remaining in the sample bottle. 3. reweigh the sample bottle and work out the difference. 4. Add 100cm3 of distilled water to the beaker to dissolve the solid (small volume of water) using a...