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Manipal Entrance Test 2013 Chemistry Paper

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Question : 5

Total: 60

Each of the following compounds has been dissolved in water to make its 0.001 M solution.
Rank them in order of their increasing conductivity in solution (assume 100% ionisation in each case)
(a)[Pt(NH3)6]Cl4⇌[Pt(NH3)6]4+ +4Cl−
(b) [Cr(NH3)6‌Cl3⇌[Cr(NH3)6] +3Cl−
(c) [Co(NH3)4‌Cl2]‌Cl⇌[Co(NH3)4‌Cl2] +Cl−
(d) K2[PtCl6]⇌2K+[Pt‌Cl6]2−

c < d < a < b
c < d < b < a
a < b < c < d
d < c < a < b

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