OCR A Level Chemistry A H432/01 Periodic table, el Study guides, Class notes & Summaries
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A Level Chemistry A H432/01 Periodic table, elements and physical chemistry 2023/2024 Sample Question Paper & Mark Scheme All Verified
- Exam (elaborations) • 52 pages • 2024
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A Level Chemistry A H432/01 Periodic table, elements and physical chemistry 2023/2024 Sample Question Paper & Mark Scheme All Verified
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OCR A Level Chemistry A H432/01 Periodic table, elements and physical chemistry 2023/2024 Sample Question Paper & Mark Scheme All Verified
- Exam (elaborations) • 52 pages • 2024
- $18.49
- + learn more
OCR A Level Chemistry A H432/01 Periodic table, elements and physical chemistry 2023/2024 Sample Question Paper & Mark Scheme All Verified 1 Which row shows the atomic structure of 55Mn2+? Protons Neutrons Electrons A 25 30 23 B 25 55 23 C 27 30 25 D 30 25 28 Your answer 2 The Group 2 elements react with water, forming a solution and a gas. Which statement is correct? A The reactivity of the elements decreases down Group 2. B The pH of the solution formed increases down Group 2....
