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2.2 Bonding

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Question 17
F

Element X has the electronic structure 2.8.6.

Which row describes the compound X forms with hydrogen and the compound X forms with potassium?

[1]
A

With hydrogen: ionic, H2X\mathrm{H_{2}X}H2​X; with potassium: covalent, K2X\mathrm{K_{2}X}K2​X

B

With hydrogen: covalent, H2X\mathrm{H_{2}X}H2​X; with potassium: ionic, K2X\mathrm{K_{2}X}K2​X

C

With hydrogen: covalent, XH6\mathrm{XH_{6}}XH6​; with potassium: ionic, K6X\mathrm{K_{6}X}K6​X

D

With hydrogen: covalent, H2X\mathrm{H_{2}X}H2​X; with potassium: ionic, KX2\mathrm{KX_{2}}KX2​

Markscheme

2.2 Bonding Questions

  1. GCSE
  2. /Chemistry
  3. /2.2 Bonding

64 exam-style questions on OCR GCSE Chemistry 2.2 Bonding, covering 2.2.1 Metals, non-metals and the Periodic Table, 2.2.2 Types of chemical bonding and dot and cross diagrams, 2.2.3 Limitations of bonding models, and 2.2.4 Reactivity, atomic number and the modern Periodic Table. Each one has a worked solution and a mark scheme showing where the marks go.

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