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Chemistry

Chemistry discussion, revision, exam and homework help.

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31
does a branched chain affect boiling point? if so how and why? thanks :) (Pgs: 1 2) 7 hours ago 25 May 19:40 Replies: 31 Views: 567
3175
AS Chemistry- helping each other out! (Pgs: 1 2 3 4 5 ) 9 hours ago 25 May 17:00 Replies: 3,175 Views: 92,270
11
how to tell if a reaction is feasible? thanks 10 hours ago 25 May 15:55 Replies: 11 Views: 118
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Chemistry exam prep and post-exam discussion.
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Threads in Forum: Chemistry Last Post
112
Sticky: Excellent Chemistry Resources (Pgs: 1 2 3 4 5 ) 1 week ago 16 May 22:51 Replies: 112 Views: 86,672
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Sticky: TSR Chemistry Society (Pgs: 1 2 3 4 5 ) 3 weeks ago 30 Apr 20:50 Replies: 4,067 Views: 157,756
15
CCEA AS Chemistry Exam Thread 2 hours ago 2 hours ago Replies: 15 Views: 210
1
E1/E2 3 hours ago 25 May 23:40 Replies: 1 Views: 48
11
Percentage yield 3 hours ago 25 May 23:30 Replies: 11 Views: 132
4
OCR Chem As Enthalpy change of formation calculation need helpSixth form 4 hours ago 25 May 22:31 Replies: 4 Views: 75
1
Protonation of a carbonyl group (C=O)Undergraduate 4 hours ago 25 May 22:27 Replies: 1 Views: 53
0
what happens when steel dissolved in hot nitric acid? thanks 4 hours ago 25 May 22:17 Replies: 0 Views: 33
493
OCR Chemistry: Atoms, bonds and groups Friday 22nd may 2015 UNOFFICIAL MARK SCHEME (Pgs: 1 2 3 4 5 ) 4 hours ago 25 May 22:15 Replies: 493 Views: 26,742
3
What is the isomer of this complex? 4 hours ago 25 May 22:05 Replies: 3 Views: 57
3
what are the units for standard entrpy change and standard free energy change? thanks 4 hours ago 25 May 21:44 Replies: 3 Views: 60
1
what is produced in this reduction reaction? thanks 5 hours ago 25 May 21:05 Replies: 1 Views: 54
3
Can someone help me with what could be the product of NEt3 and chloroethanal? 5 hours ago 25 May 21:02 Replies: 3 Views: 69
8
F325 Deducing half equations for electrochemical cells?Sixth form 6 hours ago 25 May 20:40 Replies: 8 Views: 105
4
what are the uses and reactions of ETHANOLIC POTASSIUM HYDROXIDE? thanks :) 6 hours ago 25 May 20:16 Replies: 4 Views: 64
1
Half Equation in electrochemical CellsSixth form 6 hours ago 25 May 20:08 Replies: 1 Views: 48
31
does a branched chain affect boiling point? if so how and why? thanks :) (Pgs: 1 2) 7 hours ago 25 May 19:40 Replies: 31 Views: 567
3
what happens in proton nmr? thanks 7 hours ago 25 May 19:12 Replies: 3 Views: 75
3
Edexcel GCE AS Chemistry Unit 1: 22nd May 2015 + Unit 2: 02nd June 2015 7 hours ago 25 May 19:01 Replies: 3 Views: 462
2
what is being oxidised in this equation? thanx 8 hours ago 25 May 18:36 Replies: 2 Views: 65
29
Poll: AS Chemistry 22nd May Unofficial MarkschemeSixth form (Pgs: 1 2) 8 hours ago 25 May 17:59 Replies: 29 Views: 1,675
0
Advice in getting full ums in Organic Chem/F324 etc. 8 hours ago 25 May 17:52 Replies: 0 Views: 50
519
Aqa chemistry unit 1 unofficial mark scheme (Pgs: 1 2 3 4 5 ) 8 hours ago 25 May 17:47 Replies: 519 Views: 23,666
5
is sulphuric acid just the catalyst in this nitration reaction? Thanks 9 hours ago 25 May 17:35 Replies: 5 Views: 78
4
1 week to go- really stressed 9 hours ago 25 May 17:16 Replies: 4 Views: 93
5
Is this an acid or a base? thanks 9 hours ago 25 May 17:01 Replies: 5 Views: 99
3175
AS Chemistry- helping each other out! (Pgs: 1 2 3 4 5 ) 9 hours ago 25 May 17:00 Replies: 3,175 Views: 92,270
1
wha type of radiation is used in proton nmr spectroscopy and what happens? thanks 10 hours ago 25 May 16:32 Replies: 1 Views: 43
11
how to tell if a reaction is feasible? thanks 10 hours ago 25 May 15:55 Replies: 11 Views: 118
6
AS Exams 11 hours ago 25 May 15:41 Replies: 6 Views: 80
16
Impossible Chemistry Calculation 13 hours ago 25 May 13:26 Replies: 16 Views: 332
9
Hess's Law 13 hours ago 25 May 13:06 Replies: 9 Views: 5,429
194
Due to popular demand, AQA Chemistry revision notes (AS and A2). (Pgs: 1 2 3 4 5 ) 14 hours ago 25 May 12:10 Replies: 194 Views: 143,520
1
Gibbs Free Energy of Formation values 16 hours ago 25 May 10:10 Replies: 1 Views: 91
3
Problem Solving Question 17 hours ago 25 May 9:12 Replies: 3 Views: 90
5
Chemistry Confusion!! :0 17 hours ago 25 May 8:59 Replies: 5 Views: 129
182
Chemistry Unit 1 (IAL) May 2015 (Pgs: 1 2 3 4 5 ) 18 hours ago 25 May 8:37 Replies: 182 Views: 3,606
4
Advanced Higher Chemistry Help!!! 1 day ago 24 May 21:02 Replies: 4 Views: 78
5
Thermal stability of Group 2 carbonates/nitrates 1 day ago 24 May 20:24 Replies: 5 Views: 105
2
Puzzled with chemistry question 1 day ago 24 May 18:44 Replies: 2 Views: 76
10
Double bonds - Assymetric centers? 1 day ago 24 May 17:37 Replies: 10 Views: 183
0
Ocr chemistry f322 June 2015 1 day ago 24 May 17:22 Replies: 0 Views: 109
Updated: May 26, 2015
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