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Chemistry General Quiz - 2
GCSE Chemistry Quiz on Chemistry General Quiz - 2, created by lauren_johncock on 29/12/2013.
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In solids, there are strong forces of attraction between particles, which holds them close together in fixed positions to form a regular lattice arrangement.
What can change the particles?
Arrangement or energy.
The mass number is the total of protons and neutrons.
The atomic number tells you the number of electrons there are.
What is the relative mass of an electron?
Giant Ionic Compounds have low melting points and boiling points.
False - they have high melting and boiling points.
A covalent bond is a shared pair of electrons.
The formula to calculate the number of moles is Mass (in grams) of element or compound / Mr of element or compound
Why is it useful if metals are malleable?
They can make pretty statues.
They can be hammered or rolled into flat sheets.
What is an electrolyte?
A liquid that can conduct electricity.
An anode or cathode (usually graphite bars)
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