Giant ionic lattices (AQA GCSE Chemistry): Quizzes
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Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What is a giant ionic lattice?
What is a giant ionic lattice?
A huge 3D structure made of ions
Why are ionic lattices called 'giant'?
Why are ionic lattices called 'giant'?
They contain millions of bonded ions
What is the most common example of a giant ionic lattice?
What is the most common example of a giant ionic lattice?
Sodium chloride
What do dot-and-cross diagrams show?
What do dot-and-cross diagrams show?
How atoms transfer electrons to form ions
What do two-dimensional diagrams of ionic lattices NOT show?
What do two-dimensional diagrams of ionic lattices NOT show?
The 3D structure
What do ball and stick models show about ionic compounds?
What do ball and stick models show about ionic compounds?
Forces work in all directions
What are three-dimensional models best for understanding?
What are three-dimensional models best for understanding?
Real shape and arrangement
Why do ionic compounds have high melting points?
Why do ionic compounds have high melting points?
Electrostatic forces are very strong
Do ionic compounds conduct electricity when solid?
Do ionic compounds conduct electricity when solid?
No
When do ionic compounds conduct electricity?
When do ionic compounds conduct electricity?
When melted or dissolved in water
Why can't solid ionic compounds conduct electricity?
Why can't solid ionic compounds conduct electricity?
Ions cannot move freely
How can calcium fluoride be made to conduct electricity?
How can calcium fluoride be made to conduct electricity?
Melt it or dissolve it in water