Coordination Compounds · Chemistry · TS EAMCET
MCQ (Single Correct Answer)
1
Which one of the following complex ions has geometrical isomers?
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2
Arrange the following in increasing order of their crystal field splitting energy
I. $\left[\mathrm{Co}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{3+}$
II. $\left[\mathrm{Co}\left(\mathrm{NH}_{3}\right)_{6}\right]^{3+}$
III. $\left[\mathrm{Co}(\mathrm{CN})_{6}\right]^{3-}$
IV. $\left[\mathrm{CoF}_{6}\right]^{3-}$
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3
In which of the following ions the spin only magnetic moment is lowest?
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4
Identify the complex ion with electronic configuration $t_{2 g}^3 e_g^2$.
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5
$\mathrm{Pt}+3: 1$ mixture of $\left(\right.$ Conc. $\mathrm{HCl}+$ conc. $\left.\mathrm{HNO}_3\right) \rightarrow[\mathrm{X}]^{2-}$
What is the oxidation state of Pt in $[\mathrm{X}]^{2-}$ complex ion ?
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6
Which of the following will have a spin only magnetic moment of 2.86 BM ?
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7
The molecular formula of a coordinate complex is $\mathrm{CoH}_{12} \mathrm{O}_6 \mathrm{Cl}_3$. When one mole of this aqueous solution of complex is reacted with excess of aqueous $\mathrm{AgNO}_3$ solution, three moles of AgCl was formed. What is the correct formula of the complex ?
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