Quiz
AQA GCSE Chemistry Unit 2.1
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Questions in this quiz (20)
1True or false? All atoms take part in reactions in order to achieve the structure of a noble gas.
- ATrue
- BFalse
2Which type of bonding involves the sharing of electrons?
- ACovalent
- BIonic
3Which type of bonding involves the transfer of electrons?
- ACovalent
- BIonic
4True or false? Atoms which lose electrons become negatively charged ions.
- ATrue
- BFalse
5Which of the following metals would lose two electrons to form a 2+ ion?
- ASodium (Na)
- BMagnesium (Mg)
- CAluminium (Al)
- DPotassium (K)
- ECalcium (Ca)
6What holds ions together?
- AElectrostatic forces of attraction
- BSmall invisible bridges
- CNothing - they remain free-form
7True or false? The structure of ionic compounds can be described as a giant lattice.
- ATrue
- BFalse
8What type of diagram can we use to represent ionic bonding?
- AVan der Waals diagrams
- BDot-and-cross diagrams
- CLewis diagrams
9True or false? The formula of an ionic compound represents the number of each atom in a molecule.
- ATrue
- BFalse
10Which of these is the correct formula for barium iodide?
- ABaI
- BBa2I
- CBaI2
11Which of these is the correct formula for potassium phosphate?
- AKPO4
- BK3PO4
- CK(PO4)3
12Which of these is the correct formula for iron (III) sulphate?
- AFeSO4
- BFe2(SO4)3
- CFe3(SO4)2
13Between which two types of element do covalent bonds occur?
- AMetal and metal
- BMetal and non-metal
- CNon-metal and non-metal
14How many electrons does a single covalent bond involve?
- AOne
- BTwo
- CThree
- DFour
15True or false? The diatomic molecule of oxygen is made through a triple covalent bond.
- ATrue
- BFalse
16True or false? Silica is a giant covalent macromolecule.
- ATrue
- BFalse
17True or false? Metals do not form crystals because they are arranged in regular layers.
- ATrue
- BFalse
18How can we describe the structure of a metal?
- ASimple molecule
- BMacromolecule
- CGiant lattice
19What do metal atoms use to form metallic bonds?
- AInner electron(s)
- BNeutron(s)
- COuter electron(s)
20True or false? Metals are strongly, electrostatically, attracted to the sea of delocalised electrons.
- ATrue
- BFalse
Information
- Description
- Twenty questions for the first section of Unit 2 in AQA GCSE Chemistry: Structure and bonding.
- Author
- Matthew T
- Language
- English
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- 1,076
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