The atomic mass of metal is 27u if its valency is 3 the vapour density of volatile metal chloride will be
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let the metal be X .
atomic mass.(X )=27u
valency=3
It will form metal chloride of formula X(Cl)3 , whose molecular mass =
=atomic mass (X) + 3×atomic mass(Cl )
= 27 + 3×35.5
= 27 + 106.5
= 135.5
Vapour density= Molecular mass/2
= 135.5/2
=67.75
atomic mass.(X )=27u
valency=3
It will form metal chloride of formula X(Cl)3 , whose molecular mass =
=atomic mass (X) + 3×atomic mass(Cl )
= 27 + 3×35.5
= 27 + 106.5
= 135.5
Vapour density= Molecular mass/2
= 135.5/2
=67.75
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