AQA_GCSE Trilogy Chemistry 1H_Mark Scheme 2022 | Practice Paper 1 Higher
Document Content and Description Below
AQA_GCSE Trilogy Chemistry 1H_Mark Scheme 2022 | Practice Paper 1 Higher - - - -GCSE COMBINED SCIENCE CHEMISTRY MARK SCHEME Practice Paper 1 Higher - - - 1 (a) sodium fluoride 1 (b) electro ... static 1 (c) conducts electricity when molten 1 high melting point 1 (d) any four from: 4 • sodium loses electron(s) • fluorine gains electron(s) • reference to one electron being transferred • (forming) positive sodium ion and negative fluoride ion • ions have complete outer shells • oppositely charged ions are attracted towards each other (e) the diagram only shows a two-dimensional representation 1 Or the diagram is not three-dimensional [9 marks] 2 (a) it goes up / increases 1 because the reaction is exothermic or transfers energy 1 to the surroundings allow gives out thermal / heat energy (b) H+ (aq) + OH−(aq) H2O(l) 1 (c) copper sulfate 1 (d) X bubbles of gas 1 Y no bubbles of gas 1 (e) calcium>magnesium>zinc>copper -- [Show More]
Last updated: 3 years ago
Preview 1 out of 6 pages
Buy this document to get the full access instantly
Instant Download Access after purchase
Buy NowInstant download
We Accept:
Also available in bundle (3)
Click Below to Access Bundle(s)
AQA_GCSE Trilogy Physics + Chemistry + Biology_BUNDLE | Question Paper & Mark Scheme_2022
AQA_GCSE Trilogy Biology 1H_Question Paper & Mark Scheme_2022 | Practice Paper 1 Higher AQA_GCSE Trilogy Biology 2H Question Paper & Mark Scheme_2022 | Practice Paper 2 Higher AQA_GCSE Trilogy Che...
By A-Level Guru 3 years ago
$44.5
12
AQA_GCSE Trilogy Chemistry 1H & 2H_Practice Papers | Question Paper & Mark Scheme_2022
AQA_GCSE Trilogy Chemistry 1H_Question Paper 2022 | Practice Paper 1 Higher AQA_GCSE Trilogy Chemistry 1H_Mark Scheme 2022 | Practice Paper 1 Higher AQA_GCSE Trilogy Chemistry 2H_Question Paper 2022...
By A-Level Guru 3 years ago
$19.5
4
AQA_GCSE Trilogy Chemistry 1H_Question Paper & Mark Scheme_2022 | Practice Paper 1 Higher
AQA_GCSE Trilogy Chemistry 1H_Question Paper 2022 | Practice Paper 1 Higher AQA_GCSE Trilogy Chemistry 1H_Mark Scheme 2022 | Practice Paper 1 Higher
By A-Level Guru 3 years ago
$11.5
2
Reviews( 0 )
$7.50
Can't find what you want? Try our AI powered Search
Document information
Connected school, study & course
About the document
Uploaded On
Jun 02, 2022
Number of pages
6
Written in
All
Additional information
This document has been written for:
Uploaded
Jun 02, 2022
Downloads
0
Views
533
