Q1 · Difficulty 1/3
Electrons have a ____ charge.
- positive
- negative
- neutral
- double
Show answer & explanation
✓ Answer: B — negative
Electrons are negative.
8 mixed-difficulty practice questions in the style of real AQA GCSE papers — answers, mark-scheme-style explanations, and the official exam structure all on one page.
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Electrons have a ____ charge.
A titration is used to find the:
Ionic bonding involves the ____ of electrons.
Simple molecular substances are often ____ at room temperature.
The mnemonic OIL RIG means Oxidation Is Loss, Reduction Is:
Sodium chloride forms from Na⁺ and:
A covalent bond is formed by ____ electrons.
What does the reactivity series rank metals by?