1. Tardigrade
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  3. Chemistry
  4. At ordinary temperature and pressure, chlorine is a gas, bromine' is a liquid and iodine is a solid because

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Q. At ordinary temperature and pressure, chlorine is a gas, bromine' is a liquid and iodine is a solid because

The p-Block Elements - Part2

Solution:

Intermolecular forces (van der Waals' forces) increases with increase in molecular weight and size. Intermolecular forces are weakest in chlorine and strongest in iodine.