does melting point increase or decrease down a group
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Going down a group melting point decreases because less energy is needed to break the bonds.
As you go down a group the size of an atom increases because of which the force that holds the electrons in orbit weakens so less energy is required to break the bond.
As you go down a group the size of an atom increases because of which the force that holds the electrons in orbit weakens so less energy is required to break the bond.
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