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The Development Of The Model Of The Atom (common Content With Physics) (GCSE Chemistry)

The following is a GCSE Chemistry test covering 'The Development Of The Model Of The Atom (common Content With Physics)' from the broader topic Atomic Structure And The Periodic Table. The test is geared towards the AQA exam board style syllabus.
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Which experiment led to the discovery of the neutron?
Why are transition metals often used as catalysts?
Which model replaced the idea of fixed planetary orbits with electron probability clouds (orbitals)?
An element has two isotopes: mass numbers 10 (20% abundance) and 11 (80% abundance). What is the relative atomic mass approximately?
Across a period from left to right, which trend generally occurs?
Why do elements in the same group show similar chemical properties?
Which statement correctly describes a property trend down Group 1 (alkali metals)?
Which description matches a metal’s electrical conduction in the solid state?
Which of these elements would most likely form a 2+ ion?
Which particle determines the chemical identity (element) of an atom?
Which group on the periodic table contains elements that are very unreactive and exist as single atoms at room temperature?