Above 700 c 1 300 f dissociation into iodine atoms becomes appreciable.
Chlorine iodine at room temperature.
The table shows the colour and physical states.
2 9 recall the colours and physical states of the elements at room temperature chlorine gas pale green bromine liquid red brown evaporates to form brown gas iodine solid black sublimes to form purple gas 2 10 make predictions about the properties of other halogens in this group reactivity decreases down the group color darkens down the group.
Explain why at room temperature fluorine and chlorine are gases bromine is a liquid and iodine is a solid.
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Explain why at room temperature fluorine and chlorine are gases bromine is a liquid and iodine is a solid.
Their group number only describes the number of electrons they have in their outer shell.
Asked may 3 2020.
As a result fluorine and chlorine are present as gases at room temperature bromine is a liquid and iodine is a gas.
This means that it will be solid at room temperature.
Why is iodine a solid at room temperature and chlorine a gas despite being in the same group.
Iodine is further down group 7 than chlorine.
Of chlorine bromine and iodine at room temperature and pressure.
The molecular lattice contains discrete diatomic molecules which are also present in the molten and the gaseous states.