Chemistry

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Chemistry exam prep and post-exam discussion.
OCR A-LEVEL CHEMISTRY A PAPER... by durio.249 9 hours ago 5,109
Threads in Forum Last Post
113
Sticky: AS/A Level Chemistry Study Group 2023/2024 (Pgs: 1 2 3 4 5 ) 2 days ago 23 Apr 7:40 Replies: 113
3
Sticky: GCSE Chemistry Study Group 2023/2024 2 weeks ago 05 Apr 19:47 Replies: 3
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Sticky: IB Chemistry Study Group 2023/2024 4 weeks ago 23 Mar 21:15 Replies: 4
28
Sticky: Ask Us Anything! (Pgs: 1 2) 4 weeks ago 23 Mar 11:40 Replies: 28
1
Sticky: Welcome To The Chemistry Forum! 01-09-2023 01 Sep 2023 14:22 Replies: 1
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Sticky: Revision Tips For GCSE, AS And A Level Chemistry 31-08-2023 31 Aug 2023 9:40 Replies: 4
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Sticky: The Chemistry Forum Community Guidelines 23-08-2023 23 Aug 2023 13:53 Replies: 2
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Sticky: What Would You Like To See From The Chemistry Forum? 20-04-2023 20 Apr 2023 1:33 Replies: 6
3
Amino Acids ReactionsA-level 09-07-2020 09 Jul 2020 14:09 Replies: 3
18
Electrode Potentials Misconception 09-07-2020 09 Jul 2020 13:34 Replies: 18
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How would I approach this redox question ? 09-07-2020 09 Jul 2020 10:21 Replies: 2
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Percentage Yield A Level 09-07-2020 09 Jul 2020 8:21 Replies: 2
1
Neutralization reaction problem 09-07-2020 09 Jul 2020 7:42 Replies: 1
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How can a cell have an electrode potential if E.M.F is measured as a comparison ? 08-07-2020 08 Jul 2020 22:32 Replies: 2
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Enthalpy change 08-07-2020 08 Jul 2020 21:59 Replies: 6
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How to deduce the bond angle in h2o2? 08-07-2020 08 Jul 2020 19:38 Replies: 2
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REMOVED 08-07-2020 08 Jul 2020 18:30 Replies: 5
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rate reactions a level chemistry 08-07-2020 08 Jul 2020 15:31 Replies: 8
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a level chemistry stereoisomer question 08-07-2020 08 Jul 2020 15:16 Replies: 6
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Born haber cycle calculation 08-07-2020 08 Jul 2020 15:03 Replies: 3
5
chemistry enthalpy change help? :) 07-07-2020 07 Jul 2020 19:30 Replies: 5
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chemistry nucleophilic addition questionAS level 07-07-2020 07 Jul 2020 18:58 Replies: 2
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chemistry biodiesel question 07-07-2020 07 Jul 2020 16:51 Replies: 7
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Do we need to know history of the atom for a level chem ocr 07-07-2020 07 Jul 2020 16:33 Replies: 5
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Chemistry help 07-07-2020 07 Jul 2020 16:28 Replies: 1
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Science question 07-07-2020 07 Jul 2020 15:13 Replies: 8
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Why isdoes BaO give a more basic solution when added to water than MgO ? 07-07-2020 07 Jul 2020 10:08 Replies: 7
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Chemistry helpAS level 07-07-2020 07 Jul 2020 10:05 Replies: 7
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Why des CH3(CH2)3CHFCH3 not form Hydrogen bonds ? 06-07-2020 06 Jul 2020 21:37 Replies: 2
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equilibrium Kp question need helpAS level 06-07-2020 06 Jul 2020 17:40 Replies: 2
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Head Start to Alevel Chemistry 06-07-2020 06 Jul 2020 17:18 Replies: 5
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HalogenalkaneA-level 06-07-2020 06 Jul 2020 16:12 Replies: 14
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could anyone explain the state symbols here? 06-07-2020 06 Jul 2020 15:36 Replies: 3
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does h bonding always increase the bp or not always 06-07-2020 06 Jul 2020 14:38 Replies: 3
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help me in chem 06-07-2020 06 Jul 2020 13:15 Replies: 1
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Redox reactionAll levels 06-07-2020 06 Jul 2020 7:51 Replies: 1
9
A level chemistry questions help!!!!! 05-07-2020 05 Jul 2020 20:26 Replies: 9
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will addition of catalyst affects the position of equilibrium? 05-07-2020 05 Jul 2020 20:13 Replies: 4
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Moles calcGCSE 05-07-2020 05 Jul 2020 19:47 Replies: 2
4
AQA Chemistry A-Level Mark Scheme - 2017,Unit 4 05-07-2020 05 Jul 2020 12:41 Replies: 4
11
Balancing equation with algebraic method 05-07-2020 05 Jul 2020 9:25 Replies: 11
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mass spec help - AQA 05-07-2020 05 Jul 2020 9:09 Replies: 1
3
Dynamic equilibriumA-level 05-07-2020 05 Jul 2020 9:05 Replies: 3
5
help me in chem 05-07-2020 05 Jul 2020 8:58 Replies: 5
2
help me in chem pls 05-07-2020 05 Jul 2020 7:10 Replies: 2
1
rate determining step problem need help plsAS level 04-07-2020 04 Jul 2020 17:24 Replies: 1
13
Chem a2 equilibrium moles question 04-07-2020 04 Jul 2020 16:51 Replies: 13
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chemistry question i am stuck on (Pgs: 1 2) 04-07-2020 04 Jul 2020 15:26 Replies: 20
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Chemistry pKa and equations. 03-07-2020 03 Jul 2020 17:22 Replies: 1
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Relative molecular mass 03-07-2020 03 Jul 2020 10:22 Replies: 2
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Chem 03-07-2020 03 Jul 2020 8:50 Replies: 3
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Chemistry question!!!! 02-07-2020 02 Jul 2020 19:51 Replies: 4
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reagents help?? 02-07-2020 02 Jul 2020 19:20 Replies: 3
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How to determine which compound has the largest overall dipole? 02-07-2020 02 Jul 2020 17:56 Replies: 4
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free radical reaction confused 02-07-2020 02 Jul 2020 15:58 Replies: 6
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Temperature's Affectt on solubility 02-07-2020 02 Jul 2020 15:01 Replies: 3
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nucleophilic substitution confused 02-07-2020 02 Jul 2020 14:16 Replies: 3
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Methods of obtaining metals from ore 02-07-2020 02 Jul 2020 13:21 Replies: 7
7
Chemistry PAG 9.3A-level 02-07-2020 02 Jul 2020 11:45 Replies: 7
4
Half life question. how to solve. please help urgently 02-07-2020 02 Jul 2020 10:52 Replies: 4
5
two and four which one is more stable 02-07-2020 02 Jul 2020 10:31 Replies: 5
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equilibrium 01-07-2020 01 Jul 2020 21:29 Replies: 5
6
Help with enthalpy changesA-level 01-07-2020 01 Jul 2020 20:01 Replies: 6
3
how do you write equations for cells that are being recharged? - AQA 01-07-2020 01 Jul 2020 16:48 Replies: 3
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titration help !!!!!!!!!!!! 01-07-2020 01 Jul 2020 16:41 Replies: 6
19
chemistryA-level 01-07-2020 01 Jul 2020 16:34 Replies: 19
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A Level Chemistry Question 01-07-2020 01 Jul 2020 16:05 Replies: 2
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Half life question... urgently need answer 01-07-2020 01 Jul 2020 12:17 Replies: 2
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How does non-ideal solution affect the process of distillation? 01-07-2020 01 Jul 2020 11:38 Replies: 1
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organic rings and their enthalpies? help please 01-07-2020 01 Jul 2020 11:20 Replies: 1
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inorganic chemistry 01-07-2020 01 Jul 2020 11:09 Replies: 1
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A Level Chem question 01-07-2020 01 Jul 2020 9:17 Replies: 3
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Chemistry Question A Level 01-07-2020 01 Jul 2020 8:25 Replies: 2
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which reactions am I meant to know? AQA spec - MnO4- + Fe2+ 30-06-2020 30 Jun 2020 23:25 Replies: 4
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A level chemistry help 30-06-2020 30 Jun 2020 20:41 Replies: 2
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Reactions for Carboxylic Acids and Ketones 30-06-2020 30 Jun 2020 16:51 Replies: 6
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Dynamic Equilibrium??! 30-06-2020 30 Jun 2020 16:13 Replies: 7
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what are the isomers of the products of sulfuric acid and propene 30-06-2020 30 Jun 2020 15:39 Replies: 2
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A level Chem question 30-06-2020 30 Jun 2020 14:08 Replies: 5
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AS chem conf...why does the first ionisation energy in group 2 increase as you move.. 30-06-2020 30 Jun 2020 12:27 Replies: 6
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the equilibrium constant KpA-level 30-06-2020 30 Jun 2020 1:35 Replies: 7
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Organic Chemistry Help 29-06-2020 29 Jun 2020 22:34 Replies: 1
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Chemistry Calculation Question 29-06-2020 29 Jun 2020 22:06 Replies: 3
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Displacement reaction 29-06-2020 29 Jun 2020 21:33 Replies: 2
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Mass spectra of Mg 29-06-2020 29 Jun 2020 17:03 Replies: 10
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Ionisation Energy 29-06-2020 29 Jun 2020 14:04 Replies: 3
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Are neutralisation reactions a type of redox ? 29-06-2020 29 Jun 2020 12:44 Replies: 1
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A2 question help - chem 29-06-2020 29 Jun 2020 12:42 Replies: 8
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Updated: April 23, 2024
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