The greater value of the stability constant of complex salt indicates:
1. The greater proportion of products.
2. The greater proportion of reactants
3. Lesser concentration of catalyst at equilibrium
4. All of the above
The correct order for the wavelengths of absorption in the visible region for the following is:
\(\left[\mathrm{Ni}\left(\mathrm{NO}_2\right)_6\right]^{4-},\left[\mathrm{Ni}\left(\mathrm{NH}_3\right)_6\right]^{2+},\left[\mathrm{Ni}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{2+}\)
1. < <
2. > >
3.
4.
The number of unpaired electrons in the following complexes respectively are-
1. 1, 4, 5
2. 2, 4, 5
3. 0, 3, 4
4. 2, 3, 4
a. | Primary valencies are satisfied by negative ions while secondary valences are satisfied by negative ion only. |
b. | A metal ion has a definite number of secondary valences around the central atom. |
c. | Primary valences are usually ionizable, while secondary valences are non-ionizable |
The correct statements among the above are:
1. a, b
2. a, c
3. b, c
4. a, b, c
Match the following.
Ligand Name | Type of Ligand |
i. | a. Hexadenate |
ii. | b. Didentate |
iii. | c. Monodentate |
iv. EDTA | d. Ambidentate ligand |
1. i=d, ii=c, iii=b, iv=a
2. i=c, ii=d, iii=b, iv=a
3. i=c, ii=d, iii=a, iv=b
4. i=a, ii=c, iii=b, iv=d
The correct representation of tetrahydroxidozincate (II) is:
1. \([Zn(OH)_4]^{2-}\)
2. \([Zn(OH)_4]^{-}\)
3. \([Zn(OH)_4]^{3-}\)
4. \([Zn(OH)_4]\)
The correct representation of pentaamminenitrito-O-cobalt(III) is :
The correct representation of potassium tetracyanidonickelate(II) is :
The correct splitting diagram of d orbitals in an octahedral crystal field is:
1. | 2. | ||
3. | 4. | None of these. |