Covalent bonding (AQA GCSE Chemistry): Quizzes
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12 questions from this quiz
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Practise the questions
12 questions from this quiz
Which type of atoms form covalent bonds?
Which type of atoms form covalent bonds?
Non-metal atoms
What happens when atoms form a covalent bond?
What happens when atoms form a covalent bond?
They share electrons
Why do atoms share electrons in covalent bonding?
Why do atoms share electrons in covalent bonding?
To fill their outer shells
How many shared pairs of electrons make one covalent bond?
How many shared pairs of electrons make one covalent bond?
One pair
Which of these can contain covalent bonds?
Which of these can contain covalent bonds?
Giant covalent structures
What type of bond is in an oxygen molecule ()?
What type of bond is in an oxygen molecule ()?
Double bond
In methane (), how many hydrogen atoms does carbon share electrons with?
In methane (), how many hydrogen atoms does carbon share electrons with?
Four
In dot-and-cross diagrams, what do crosses represent?
In dot-and-cross diagrams, what do crosses represent?
Electrons from another atom
What are lone pairs in covalent bonding?
What are lone pairs in covalent bonding?
Electron pairs not used in bonding
How many pairs of electrons are shared in a double bond?
How many pairs of electrons are shared in a double bond?
Two pairs
What type of bond is in a nitrogen molecule ()?
What type of bond is in a nitrogen molecule ()?
Triple bond
How many outer electrons does a nitrogen atom have?
How many outer electrons does a nitrogen atom have?
5