NF(3) is an exothermic compound while NC...

`NF_(3)` is an exothermic compound while `NCl_(3)` is an endothermic compound.

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KUMAR PRAKASHAN-THE P-BLOCK ELEMENTS -SELF- PRACTICE QUESTIONS (GIVE REASONS FOR THE FOLLOWING):

SCl(6) is not known to exist.
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Oxygen is not known to show (+4) or (+6) oxidation states.
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The boiling point of H(2)Te is higher than H(2)S
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Sulphur and oxygen shows large difference in boiling points.
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High concentration of ozone is explosive.
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Mercury loses meniscus when comes in contact with ozone.
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Bleaching ation of ozone is permanent.
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Fluorine is not known to form F(3)^(-) ion.
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Lil is a covalent compound.
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NF(3) is an exothermic compound while NCl(3) is an endothermic compoun...
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Among all the four halogens, F(2) is most reactive
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Oxides of bromine are highly unstable.
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The colour of halogens darkens moving down the group.
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Fluorine does not show disproportionation reactions.
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