Simple molecular structures (Edexcel GCSE Chemistry Combined Science): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What are simple molecular structures composed of?
What are simple molecular structures composed of?
Millions of molecules weakly attracted
How do intermolecular forces compare to covalent bonds?
How do intermolecular forces compare to covalent bonds?
Much weaker than covalent bonds
Why do simple molecular structures have low melting and boiling points?
Why do simple molecular structures have low melting and boiling points?
Weak intermolecular forces break easily
What state are simple molecular substances often at room temperature?
What state are simple molecular substances often at room temperature?
Gases or liquids
At what temperature does water () boil?
At what temperature does water () boil?
At what temperature does oxygen () boil?
At what temperature does oxygen () boil?
What does it mean for a substance to be volatile?
What does it mean for a substance to be volatile?
Changes liquid to gas easily
Why are simple molecular substances volatile?
Why are simple molecular substances volatile?
Weak intermolecular forces let molecules escape
Why do many simple molecular substances have strong smells?
Why do many simple molecular substances have strong smells?
They are volatile and evaporate easily
Why don't simple molecular substances conduct electricity?
Why don't simple molecular substances conduct electricity?
No free electrons or charged particles
What happens to electrons in simple molecular structures?
What happens to electrons in simple molecular structures?
All used in forming covalent bonds
Does pure water () conduct electricity?
Does pure water () conduct electricity?
No, it does not conduct electricity