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Exam (elaborations) TEST BANK [Edexcel International GCSE] Cliff Curtis - Edexcel Igcse Chemistry Revision Guide Solutions Manual
- Tentamen (uitwerkingen) • 17 pagina's • 2021
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Exam (elaborations) TEST BANK [Edexcel International GCSE] Cliff Curtis - Edexcel Igcse Chemistry Revision Guide Solutions Manual 
Section A: Principles of Chemistry 
1 a) electron b) electron 
c) proton and neutron d) proton and electron 
e) neutron 
2 a) metals; non-metals; lost, gained; high; high 
b) i) 2.8.2; 2.8.7 ii) 2.8; 2.8.8 
3 a) Starting states – B; B; A; C Finishing states – A; C; C; A 
b) B 
c) element; mixture; mixture; compound 
4 a) Atoms that have the same number of proton...