Element X forms these compounds:
a covalent compound with hydrogen, XH3\mathrm{XH_{3}}XH3
a covalent compound with chlorine, XCl3\mathrm{XCl_{3}}XCl3
an ionic compound with magnesium, Mg3X2\mathrm{Mg_{3}X_{2}}Mg3X2
In which group of the Periodic Table is element X?
Group 6
Group 5
Group 2
Group 3
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.