Ionic Compounds (AQA GCSE Chemistry Combined Science): 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
In ionic compound formation, electrons are transferred from which type of atom to which?
In ionic compound formation, electrons are transferred from which type of atom to which?
Metal to non-metal
What charge does a sodium atom have after forming sodium chloride?
What charge does a sodium atom have after forming sodium chloride?
Positive ()
What type of force holds the ions together in an ionic compound?
What type of force holds the ions together in an ionic compound?
Strong electrostatic attraction
What is the overall charge of an ionic compound like NaCl?
What is the overall charge of an ionic compound like NaCl?
No charge
What is an ionic lattice?
What is an ionic lattice?
Regular, repeating pattern of ions
What is a key limitation of the ball and stick model for ionic lattices?
What is a key limitation of the ball and stick model for ionic lattices?
Shows false empty spaces between ions
Approximately how many ions are in a single grain of salt (NaCl)?
Approximately how many ions are in a single grain of salt (NaCl)?
ions
Why do ionic compounds have high melting points?
Why do ionic compounds have high melting points?
Strong electrostatic forces need energy
Why does MgO have a higher melting point than NaCl?
Why does MgO have a higher melting point than NaCl?
and create stronger bonds
Can ionic compounds conduct electricity in the solid state?
Can ionic compounds conduct electricity in the solid state?
No, ions are in fixed positions
When can ionic compounds conduct electricity?
When can ionic compounds conduct electricity?
When melted or dissolved in water
How do properties of compounds compare to their constituent elements?
How do properties of compounds compare to their constituent elements?
Completely different properties