General characteristics of the transition elements
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CHXII08:THE D- & F-BLOCK ELEMENTS

321650 Which of the following ion has same number of unpaired electrons as that of \(\mathrm{\mathrm{V}^{3+}}\) ion?

1 \(\mathrm{\mathrm{Cr}^{+3}}\)
2 \(\mathrm{\mathrm{Mn}^{+2}}\)
3 \(\mathrm{\mathrm{Ni}^{+2}}\)
4 \(\mathrm{\mathrm{Fe}^{+3}}\)
CHXII08:THE D- & F-BLOCK ELEMENTS

321651 Among the following series of transition metal ions, the one in which all metal ions have \(3{{\rm{d}}^2},3{{\rm{p}}^6}\) electronic configuration is [atomic number \(\mathrm{Ti}=22, \mathrm{~V}=23, \mathrm{Cr}=24\) and \(\mathrm{Mn}=25]\)

1 \(\mathrm{Ti}^{3+}, \mathrm{V}^{2+}, \mathrm{Cr}^{3+}, \mathrm{Mn}^{4+}\)
2 \(\mathrm{Ti}^{+}, \mathrm{V}^{4+}, \mathrm{Cr}^{6+}, \mathrm{Mn}^{7+}\)
3 \(\mathrm{Ti}^{4+}, \mathrm{V}^{3+}, \mathrm{Cr}^{2+}, \mathrm{Mn}^{3+}\)
4 \(\mathrm{Ti}^{2+}, \mathrm{V}^{3+}, \mathrm{Cr}^{4+}, \mathrm{Mn}^{5+}\)
CHXII08:THE D- & F-BLOCK ELEMENTS

321652 Half filled d-subshell is present is

1 \(\mathrm{\mathrm{Fe}^{2+}, \mathrm{Mn}^{2+}}\)
2 \(\mathrm{\mathrm{Fe}^{3+}, \mathrm{Cr}^{3+}}\)
3 \(\mathrm{\mathrm{Fe}^{3+}, \mathrm{Mn}^{2+}}\)
4 \(\mathrm{\mathrm{Fe}^{2+}, \mathrm{Cr}^{3+}}\)
CHXII08:THE D- & F-BLOCK ELEMENTS

321653 The compound formed by the action of excess of \(\mathrm{NH}_{3}\) on \(\mathrm{CuSO}_{4}\) is

1 a simple salt
2 a double salt
3 a complex salt
4 an organic salt.
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CHXII08:THE D- & F-BLOCK ELEMENTS

321650 Which of the following ion has same number of unpaired electrons as that of \(\mathrm{\mathrm{V}^{3+}}\) ion?

1 \(\mathrm{\mathrm{Cr}^{+3}}\)
2 \(\mathrm{\mathrm{Mn}^{+2}}\)
3 \(\mathrm{\mathrm{Ni}^{+2}}\)
4 \(\mathrm{\mathrm{Fe}^{+3}}\)
CHXII08:THE D- & F-BLOCK ELEMENTS

321651 Among the following series of transition metal ions, the one in which all metal ions have \(3{{\rm{d}}^2},3{{\rm{p}}^6}\) electronic configuration is [atomic number \(\mathrm{Ti}=22, \mathrm{~V}=23, \mathrm{Cr}=24\) and \(\mathrm{Mn}=25]\)

1 \(\mathrm{Ti}^{3+}, \mathrm{V}^{2+}, \mathrm{Cr}^{3+}, \mathrm{Mn}^{4+}\)
2 \(\mathrm{Ti}^{+}, \mathrm{V}^{4+}, \mathrm{Cr}^{6+}, \mathrm{Mn}^{7+}\)
3 \(\mathrm{Ti}^{4+}, \mathrm{V}^{3+}, \mathrm{Cr}^{2+}, \mathrm{Mn}^{3+}\)
4 \(\mathrm{Ti}^{2+}, \mathrm{V}^{3+}, \mathrm{Cr}^{4+}, \mathrm{Mn}^{5+}\)
CHXII08:THE D- & F-BLOCK ELEMENTS

321652 Half filled d-subshell is present is

1 \(\mathrm{\mathrm{Fe}^{2+}, \mathrm{Mn}^{2+}}\)
2 \(\mathrm{\mathrm{Fe}^{3+}, \mathrm{Cr}^{3+}}\)
3 \(\mathrm{\mathrm{Fe}^{3+}, \mathrm{Mn}^{2+}}\)
4 \(\mathrm{\mathrm{Fe}^{2+}, \mathrm{Cr}^{3+}}\)
CHXII08:THE D- & F-BLOCK ELEMENTS

321653 The compound formed by the action of excess of \(\mathrm{NH}_{3}\) on \(\mathrm{CuSO}_{4}\) is

1 a simple salt
2 a double salt
3 a complex salt
4 an organic salt.
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CHXII08:THE D- & F-BLOCK ELEMENTS

321650 Which of the following ion has same number of unpaired electrons as that of \(\mathrm{\mathrm{V}^{3+}}\) ion?

1 \(\mathrm{\mathrm{Cr}^{+3}}\)
2 \(\mathrm{\mathrm{Mn}^{+2}}\)
3 \(\mathrm{\mathrm{Ni}^{+2}}\)
4 \(\mathrm{\mathrm{Fe}^{+3}}\)
CHXII08:THE D- & F-BLOCK ELEMENTS

321651 Among the following series of transition metal ions, the one in which all metal ions have \(3{{\rm{d}}^2},3{{\rm{p}}^6}\) electronic configuration is [atomic number \(\mathrm{Ti}=22, \mathrm{~V}=23, \mathrm{Cr}=24\) and \(\mathrm{Mn}=25]\)

1 \(\mathrm{Ti}^{3+}, \mathrm{V}^{2+}, \mathrm{Cr}^{3+}, \mathrm{Mn}^{4+}\)
2 \(\mathrm{Ti}^{+}, \mathrm{V}^{4+}, \mathrm{Cr}^{6+}, \mathrm{Mn}^{7+}\)
3 \(\mathrm{Ti}^{4+}, \mathrm{V}^{3+}, \mathrm{Cr}^{2+}, \mathrm{Mn}^{3+}\)
4 \(\mathrm{Ti}^{2+}, \mathrm{V}^{3+}, \mathrm{Cr}^{4+}, \mathrm{Mn}^{5+}\)
CHXII08:THE D- & F-BLOCK ELEMENTS

321652 Half filled d-subshell is present is

1 \(\mathrm{\mathrm{Fe}^{2+}, \mathrm{Mn}^{2+}}\)
2 \(\mathrm{\mathrm{Fe}^{3+}, \mathrm{Cr}^{3+}}\)
3 \(\mathrm{\mathrm{Fe}^{3+}, \mathrm{Mn}^{2+}}\)
4 \(\mathrm{\mathrm{Fe}^{2+}, \mathrm{Cr}^{3+}}\)
CHXII08:THE D- & F-BLOCK ELEMENTS

321653 The compound formed by the action of excess of \(\mathrm{NH}_{3}\) on \(\mathrm{CuSO}_{4}\) is

1 a simple salt
2 a double salt
3 a complex salt
4 an organic salt.
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CHXII08:THE D- & F-BLOCK ELEMENTS

321650 Which of the following ion has same number of unpaired electrons as that of \(\mathrm{\mathrm{V}^{3+}}\) ion?

1 \(\mathrm{\mathrm{Cr}^{+3}}\)
2 \(\mathrm{\mathrm{Mn}^{+2}}\)
3 \(\mathrm{\mathrm{Ni}^{+2}}\)
4 \(\mathrm{\mathrm{Fe}^{+3}}\)
CHXII08:THE D- & F-BLOCK ELEMENTS

321651 Among the following series of transition metal ions, the one in which all metal ions have \(3{{\rm{d}}^2},3{{\rm{p}}^6}\) electronic configuration is [atomic number \(\mathrm{Ti}=22, \mathrm{~V}=23, \mathrm{Cr}=24\) and \(\mathrm{Mn}=25]\)

1 \(\mathrm{Ti}^{3+}, \mathrm{V}^{2+}, \mathrm{Cr}^{3+}, \mathrm{Mn}^{4+}\)
2 \(\mathrm{Ti}^{+}, \mathrm{V}^{4+}, \mathrm{Cr}^{6+}, \mathrm{Mn}^{7+}\)
3 \(\mathrm{Ti}^{4+}, \mathrm{V}^{3+}, \mathrm{Cr}^{2+}, \mathrm{Mn}^{3+}\)
4 \(\mathrm{Ti}^{2+}, \mathrm{V}^{3+}, \mathrm{Cr}^{4+}, \mathrm{Mn}^{5+}\)
CHXII08:THE D- & F-BLOCK ELEMENTS

321652 Half filled d-subshell is present is

1 \(\mathrm{\mathrm{Fe}^{2+}, \mathrm{Mn}^{2+}}\)
2 \(\mathrm{\mathrm{Fe}^{3+}, \mathrm{Cr}^{3+}}\)
3 \(\mathrm{\mathrm{Fe}^{3+}, \mathrm{Mn}^{2+}}\)
4 \(\mathrm{\mathrm{Fe}^{2+}, \mathrm{Cr}^{3+}}\)
CHXII08:THE D- & F-BLOCK ELEMENTS

321653 The compound formed by the action of excess of \(\mathrm{NH}_{3}\) on \(\mathrm{CuSO}_{4}\) is

1 a simple salt
2 a double salt
3 a complex salt
4 an organic salt.
For More Updates join with Us
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