All atoms contain protons and neutrons in the nucleus
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Is the number of protons the dame as the number of electrons
Yes
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What is a molecule
A group of atoms which are stuck together
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what is the formula for water
H20
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What is an element
Everything is made from atoms and if a solid, liquid or gas is only made up of only one type of atom it is an element. Elements cannot be broken down into everything else each elemt has it's own chemical symbol.
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What is a compound
A compound consists of more than one element they contain atoms of different types joined together in groups called molecules or regular crystals.
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