These are model solutions for Combined Science Chemistry GCSE June 2018 Paper 1 (H).

You can download a PDF copy of the solutions, as well as the question paper and mark scheme for this and all other Combined Science Chemistry GCSE Paper 1 papers here:
https://bit.ly/3DqDS9A. You can also find other video solutions on this page.

0:00:00 Intro
0:00:10 Question 1 - Electrolysis
0:12:35 Question 2 - Ionic Compounds
0:21:42 Question 3 - Salt Preparation
0:25:15 Question 4 - Group 7
0:39:12 Question 5 - Bonding and Structure
0:47:31 Question 6 - Group 2
0:57:11 Question 7 - Reactions of Acids
1:07:05 Question 8 - Extraction of metals and reduction

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