The magnetic moment of a complex ion is 2.83 BM. The complex ion is:
1. \([V(H_{2}O)_{6}]^{3+}\)
2. \([Cr(H_{2}O)_{6}]^{3+}\)
3. \([Cu(CN)_{4}]^{2-}\)
4. \([Mn(Cl)_{4}]^{2-}\)
Which of the following complex compound(s) is/are paramagnetic and low spin?
(I)
(II)
(III)
(IV)
Choose the correct code :
(1) I only (2) II and III (3) I and IV (4) IV only
Among the following pairs of complexes , in which case the value is higher fir the first one ?
(1)
(2)
(3)
(4)
Dimethyl glyoxime forms a square planar complex with . The complex should be:
(1) diamagnetic
(2) paramagnetic having 1 unpaired electron
(3) paramagnetic having 2 unpaired electron
(4) ferromagnetic
What is the magnetic moment (spin only) and hybridisation of the brown ring complex ?
(1)
(2)
(3)
(4)
Aqueous solution of Ni2+ contains [Ni(H2O)6]2+ and its magnetic moment is 2.83 BM. When ammonia is added in it, the magnetic moment of solution:
1. Will remain the same.
2. Will increase from 2.83 BM.
3. Will decrease from 2.83 BM.
4. Cannot be predicted theoretically.
Which of the following is true about the complex ?
(1) It exhibits geometrical isomerism
(2) It is a paramagnetic complex
(3) Its geometry is a tetrahedron
(4) Platinum is hybridized
Complex compound will be:
(1) colourless and diamagnetic
(2) green coloured and diamagnetic
(3) green coloured and shows coordination isomerism
(4) diamagnetic and shows linkage isomerism