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

321466 The "spin only" magnetic moment of \(\mathrm{\mathrm{Ni}^{2+}}\) in aqueous solution would be [At No. of \(\mathrm{\mathrm{Ni}=28}\)]

1 \(\mathrm{\sqrt{6}}\) B.M
2 \(\mathrm{\sqrt{15}}\) B.M
3 \(\mathrm{\sqrt{2}}\) B.M
4 \(\mathrm{\sqrt{8}}\) B.M
KCET - 2012
CHXII08:THE D- & F-BLOCK ELEMENTS

321467 Assertion :
When \(\mathrm{Zn}\) is placed in a magnetic field, it is feebly magnetised in a direction opposite to that of the magnetising field.
Reason :
\(\mathrm{Zn}\) has completely filled atomic orbitals.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXII08:THE D- & F-BLOCK ELEMENTS

321468 The pair having similar magnetic moment :

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

321469 Find the correct statement
i) Magnetic moment of \(\mathrm{\mathrm{Mn}^{2+}}\) ion is \(\mathrm{\sqrt{35}}\)
ii) \(\mathrm{T i^{4+}}\) exhibits purple colour
iii) 1 Bohr Magneton \(\mathrm{=9.273 \times 10^{-24} \mathrm{~J} \cdot}\) Tesla \(\mathrm{^{-1}}\)
iv) \(\mathrm{\mathrm{V}_{2} \mathrm{O}_{5}}\) is used as catalyst in Contact process

1 Only i is correct
2 Only ii is correct
3 i,iii,iv are correct
4 All are correct
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CHXII08:THE D- & F-BLOCK ELEMENTS

321466 The "spin only" magnetic moment of \(\mathrm{\mathrm{Ni}^{2+}}\) in aqueous solution would be [At No. of \(\mathrm{\mathrm{Ni}=28}\)]

1 \(\mathrm{\sqrt{6}}\) B.M
2 \(\mathrm{\sqrt{15}}\) B.M
3 \(\mathrm{\sqrt{2}}\) B.M
4 \(\mathrm{\sqrt{8}}\) B.M
KCET - 2012
CHXII08:THE D- & F-BLOCK ELEMENTS

321467 Assertion :
When \(\mathrm{Zn}\) is placed in a magnetic field, it is feebly magnetised in a direction opposite to that of the magnetising field.
Reason :
\(\mathrm{Zn}\) has completely filled atomic orbitals.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXII08:THE D- & F-BLOCK ELEMENTS

321468 The pair having similar magnetic moment :

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

321469 Find the correct statement
i) Magnetic moment of \(\mathrm{\mathrm{Mn}^{2+}}\) ion is \(\mathrm{\sqrt{35}}\)
ii) \(\mathrm{T i^{4+}}\) exhibits purple colour
iii) 1 Bohr Magneton \(\mathrm{=9.273 \times 10^{-24} \mathrm{~J} \cdot}\) Tesla \(\mathrm{^{-1}}\)
iv) \(\mathrm{\mathrm{V}_{2} \mathrm{O}_{5}}\) is used as catalyst in Contact process

1 Only i is correct
2 Only ii is correct
3 i,iii,iv are correct
4 All are correct
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CHXII08:THE D- & F-BLOCK ELEMENTS

321466 The "spin only" magnetic moment of \(\mathrm{\mathrm{Ni}^{2+}}\) in aqueous solution would be [At No. of \(\mathrm{\mathrm{Ni}=28}\)]

1 \(\mathrm{\sqrt{6}}\) B.M
2 \(\mathrm{\sqrt{15}}\) B.M
3 \(\mathrm{\sqrt{2}}\) B.M
4 \(\mathrm{\sqrt{8}}\) B.M
KCET - 2012
CHXII08:THE D- & F-BLOCK ELEMENTS

321467 Assertion :
When \(\mathrm{Zn}\) is placed in a magnetic field, it is feebly magnetised in a direction opposite to that of the magnetising field.
Reason :
\(\mathrm{Zn}\) has completely filled atomic orbitals.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXII08:THE D- & F-BLOCK ELEMENTS

321468 The pair having similar magnetic moment :

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

321469 Find the correct statement
i) Magnetic moment of \(\mathrm{\mathrm{Mn}^{2+}}\) ion is \(\mathrm{\sqrt{35}}\)
ii) \(\mathrm{T i^{4+}}\) exhibits purple colour
iii) 1 Bohr Magneton \(\mathrm{=9.273 \times 10^{-24} \mathrm{~J} \cdot}\) Tesla \(\mathrm{^{-1}}\)
iv) \(\mathrm{\mathrm{V}_{2} \mathrm{O}_{5}}\) is used as catalyst in Contact process

1 Only i is correct
2 Only ii is correct
3 i,iii,iv are correct
4 All are correct
For More Updates join with Us
NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
CHXII08:THE D- & F-BLOCK ELEMENTS

321466 The "spin only" magnetic moment of \(\mathrm{\mathrm{Ni}^{2+}}\) in aqueous solution would be [At No. of \(\mathrm{\mathrm{Ni}=28}\)]

1 \(\mathrm{\sqrt{6}}\) B.M
2 \(\mathrm{\sqrt{15}}\) B.M
3 \(\mathrm{\sqrt{2}}\) B.M
4 \(\mathrm{\sqrt{8}}\) B.M
KCET - 2012
CHXII08:THE D- & F-BLOCK ELEMENTS

321467 Assertion :
When \(\mathrm{Zn}\) is placed in a magnetic field, it is feebly magnetised in a direction opposite to that of the magnetising field.
Reason :
\(\mathrm{Zn}\) has completely filled atomic orbitals.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXII08:THE D- & F-BLOCK ELEMENTS

321468 The pair having similar magnetic moment :

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

321469 Find the correct statement
i) Magnetic moment of \(\mathrm{\mathrm{Mn}^{2+}}\) ion is \(\mathrm{\sqrt{35}}\)
ii) \(\mathrm{T i^{4+}}\) exhibits purple colour
iii) 1 Bohr Magneton \(\mathrm{=9.273 \times 10^{-24} \mathrm{~J} \cdot}\) Tesla \(\mathrm{^{-1}}\)
iv) \(\mathrm{\mathrm{V}_{2} \mathrm{O}_{5}}\) is used as catalyst in Contact process

1 Only i is correct
2 Only ii is correct
3 i,iii,iv are correct
4 All are correct