05. Electronic Configuration and Shape of Orbital's
Structure of Atom

239008 The orbital having two radial as well as two angular nodes is:

1 $3 \mathrm{p}$
2 $4 \mathrm{~d}$
3 $4 \mathrm{f}$
4 $5 \mathrm{~d}$
Structure of Atom

239014 What is maximum wavelength of line of Balmer series of hydrogen spectrum? $\left(\mathbf{R}=1.09 \times 10^7 \mathrm{~m}^{-1}\right)$

1 $400 \mathrm{~nm}$
2 $654 \mathrm{~nm}$
3 $486 \mathrm{~nm}$
4 $434 \mathrm{~nm}$
Structure of Atom

239015 Which transition in the hydrogen atomic spectrum will have the same wavelength as the transition, $n=4$ to $\mathrm{n}=2$ of $\mathrm{He}^{+}$spectrum?

1 $\mathrm{n}=4$ to $\mathrm{n}=3$
2 $\mathrm{n}=3$ to $\mathrm{n}=2$
3 $\mathrm{n}=4$ to $\mathrm{n}=2$
4 $\mathrm{n}=2$ to $\mathrm{n}=1$
Structure of Atom

239018 The electrons identified by quantum numbers $n$ and $l$ for (i) $\mathrm{n}=4, \quad l=1$ (ii) $\mathrm{n}=4, \quad l=0$ (iii) $\mathrm{n}=\mathbf{3}, l=\mathbf{2}(\mathrm{iv}) \mathrm{n}=\mathbf{3}, l=1$ can be placed in order of increasing energy, from the lowest to highest, as

1 (iv) $<$ (ii) $<$ (iii) $<$ (i)
2 (ii) $<$ (iv) $<$ (i) $<$ (iii)
3 (i) $<$ (iii) $<$ (ii) $<$ (iv)
4 (iii) $<$ (i) $<$ (iv) $<$ (ii)
Structure of Atom

239024 In an atom the order of increasing energy of electrons with quantum numbers
(i) $\mathrm{n}=4, \mathrm{l}=1$
(ii) $\mathrm{n}=4, \mathrm{l}=0$
(iii) $\mathrm{n}=3, \mathrm{l}=2$ and
(iv) $\mathrm{n}=3, \mathrm{l}=1$ is

1 iii $<$ (i) $<$ iv $<$ ii
2 ii $<$ iv $<$ i $<$ iii
3 i $<$ iii $<$ ii $<$ iv
4 iv $<$ ii $<$ iii $<$ i
Structure of Atom

239008 The orbital having two radial as well as two angular nodes is:

1 $3 \mathrm{p}$
2 $4 \mathrm{~d}$
3 $4 \mathrm{f}$
4 $5 \mathrm{~d}$
Structure of Atom

239014 What is maximum wavelength of line of Balmer series of hydrogen spectrum? $\left(\mathbf{R}=1.09 \times 10^7 \mathrm{~m}^{-1}\right)$

1 $400 \mathrm{~nm}$
2 $654 \mathrm{~nm}$
3 $486 \mathrm{~nm}$
4 $434 \mathrm{~nm}$
Structure of Atom

239015 Which transition in the hydrogen atomic spectrum will have the same wavelength as the transition, $n=4$ to $\mathrm{n}=2$ of $\mathrm{He}^{+}$spectrum?

1 $\mathrm{n}=4$ to $\mathrm{n}=3$
2 $\mathrm{n}=3$ to $\mathrm{n}=2$
3 $\mathrm{n}=4$ to $\mathrm{n}=2$
4 $\mathrm{n}=2$ to $\mathrm{n}=1$
Structure of Atom

239018 The electrons identified by quantum numbers $n$ and $l$ for (i) $\mathrm{n}=4, \quad l=1$ (ii) $\mathrm{n}=4, \quad l=0$ (iii) $\mathrm{n}=\mathbf{3}, l=\mathbf{2}(\mathrm{iv}) \mathrm{n}=\mathbf{3}, l=1$ can be placed in order of increasing energy, from the lowest to highest, as

1 (iv) $<$ (ii) $<$ (iii) $<$ (i)
2 (ii) $<$ (iv) $<$ (i) $<$ (iii)
3 (i) $<$ (iii) $<$ (ii) $<$ (iv)
4 (iii) $<$ (i) $<$ (iv) $<$ (ii)
Structure of Atom

239024 In an atom the order of increasing energy of electrons with quantum numbers
(i) $\mathrm{n}=4, \mathrm{l}=1$
(ii) $\mathrm{n}=4, \mathrm{l}=0$
(iii) $\mathrm{n}=3, \mathrm{l}=2$ and
(iv) $\mathrm{n}=3, \mathrm{l}=1$ is

1 iii $<$ (i) $<$ iv $<$ ii
2 ii $<$ iv $<$ i $<$ iii
3 i $<$ iii $<$ ii $<$ iv
4 iv $<$ ii $<$ iii $<$ i
Structure of Atom

239008 The orbital having two radial as well as two angular nodes is:

1 $3 \mathrm{p}$
2 $4 \mathrm{~d}$
3 $4 \mathrm{f}$
4 $5 \mathrm{~d}$
Structure of Atom

239014 What is maximum wavelength of line of Balmer series of hydrogen spectrum? $\left(\mathbf{R}=1.09 \times 10^7 \mathrm{~m}^{-1}\right)$

1 $400 \mathrm{~nm}$
2 $654 \mathrm{~nm}$
3 $486 \mathrm{~nm}$
4 $434 \mathrm{~nm}$
Structure of Atom

239015 Which transition in the hydrogen atomic spectrum will have the same wavelength as the transition, $n=4$ to $\mathrm{n}=2$ of $\mathrm{He}^{+}$spectrum?

1 $\mathrm{n}=4$ to $\mathrm{n}=3$
2 $\mathrm{n}=3$ to $\mathrm{n}=2$
3 $\mathrm{n}=4$ to $\mathrm{n}=2$
4 $\mathrm{n}=2$ to $\mathrm{n}=1$
Structure of Atom

239018 The electrons identified by quantum numbers $n$ and $l$ for (i) $\mathrm{n}=4, \quad l=1$ (ii) $\mathrm{n}=4, \quad l=0$ (iii) $\mathrm{n}=\mathbf{3}, l=\mathbf{2}(\mathrm{iv}) \mathrm{n}=\mathbf{3}, l=1$ can be placed in order of increasing energy, from the lowest to highest, as

1 (iv) $<$ (ii) $<$ (iii) $<$ (i)
2 (ii) $<$ (iv) $<$ (i) $<$ (iii)
3 (i) $<$ (iii) $<$ (ii) $<$ (iv)
4 (iii) $<$ (i) $<$ (iv) $<$ (ii)
Structure of Atom

239024 In an atom the order of increasing energy of electrons with quantum numbers
(i) $\mathrm{n}=4, \mathrm{l}=1$
(ii) $\mathrm{n}=4, \mathrm{l}=0$
(iii) $\mathrm{n}=3, \mathrm{l}=2$ and
(iv) $\mathrm{n}=3, \mathrm{l}=1$ is

1 iii $<$ (i) $<$ iv $<$ ii
2 ii $<$ iv $<$ i $<$ iii
3 i $<$ iii $<$ ii $<$ iv
4 iv $<$ ii $<$ iii $<$ i
Structure of Atom

239008 The orbital having two radial as well as two angular nodes is:

1 $3 \mathrm{p}$
2 $4 \mathrm{~d}$
3 $4 \mathrm{f}$
4 $5 \mathrm{~d}$
Structure of Atom

239014 What is maximum wavelength of line of Balmer series of hydrogen spectrum? $\left(\mathbf{R}=1.09 \times 10^7 \mathrm{~m}^{-1}\right)$

1 $400 \mathrm{~nm}$
2 $654 \mathrm{~nm}$
3 $486 \mathrm{~nm}$
4 $434 \mathrm{~nm}$
Structure of Atom

239015 Which transition in the hydrogen atomic spectrum will have the same wavelength as the transition, $n=4$ to $\mathrm{n}=2$ of $\mathrm{He}^{+}$spectrum?

1 $\mathrm{n}=4$ to $\mathrm{n}=3$
2 $\mathrm{n}=3$ to $\mathrm{n}=2$
3 $\mathrm{n}=4$ to $\mathrm{n}=2$
4 $\mathrm{n}=2$ to $\mathrm{n}=1$
Structure of Atom

239018 The electrons identified by quantum numbers $n$ and $l$ for (i) $\mathrm{n}=4, \quad l=1$ (ii) $\mathrm{n}=4, \quad l=0$ (iii) $\mathrm{n}=\mathbf{3}, l=\mathbf{2}(\mathrm{iv}) \mathrm{n}=\mathbf{3}, l=1$ can be placed in order of increasing energy, from the lowest to highest, as

1 (iv) $<$ (ii) $<$ (iii) $<$ (i)
2 (ii) $<$ (iv) $<$ (i) $<$ (iii)
3 (i) $<$ (iii) $<$ (ii) $<$ (iv)
4 (iii) $<$ (i) $<$ (iv) $<$ (ii)
Structure of Atom

239024 In an atom the order of increasing energy of electrons with quantum numbers
(i) $\mathrm{n}=4, \mathrm{l}=1$
(ii) $\mathrm{n}=4, \mathrm{l}=0$
(iii) $\mathrm{n}=3, \mathrm{l}=2$ and
(iv) $\mathrm{n}=3, \mathrm{l}=1$ is

1 iii $<$ (i) $<$ iv $<$ ii
2 ii $<$ iv $<$ i $<$ iii
3 i $<$ iii $<$ ii $<$ iv
4 iv $<$ ii $<$ iii $<$ i
Structure of Atom

239008 The orbital having two radial as well as two angular nodes is:

1 $3 \mathrm{p}$
2 $4 \mathrm{~d}$
3 $4 \mathrm{f}$
4 $5 \mathrm{~d}$
Structure of Atom

239014 What is maximum wavelength of line of Balmer series of hydrogen spectrum? $\left(\mathbf{R}=1.09 \times 10^7 \mathrm{~m}^{-1}\right)$

1 $400 \mathrm{~nm}$
2 $654 \mathrm{~nm}$
3 $486 \mathrm{~nm}$
4 $434 \mathrm{~nm}$
Structure of Atom

239015 Which transition in the hydrogen atomic spectrum will have the same wavelength as the transition, $n=4$ to $\mathrm{n}=2$ of $\mathrm{He}^{+}$spectrum?

1 $\mathrm{n}=4$ to $\mathrm{n}=3$
2 $\mathrm{n}=3$ to $\mathrm{n}=2$
3 $\mathrm{n}=4$ to $\mathrm{n}=2$
4 $\mathrm{n}=2$ to $\mathrm{n}=1$
Structure of Atom

239018 The electrons identified by quantum numbers $n$ and $l$ for (i) $\mathrm{n}=4, \quad l=1$ (ii) $\mathrm{n}=4, \quad l=0$ (iii) $\mathrm{n}=\mathbf{3}, l=\mathbf{2}(\mathrm{iv}) \mathrm{n}=\mathbf{3}, l=1$ can be placed in order of increasing energy, from the lowest to highest, as

1 (iv) $<$ (ii) $<$ (iii) $<$ (i)
2 (ii) $<$ (iv) $<$ (i) $<$ (iii)
3 (i) $<$ (iii) $<$ (ii) $<$ (iv)
4 (iii) $<$ (i) $<$ (iv) $<$ (ii)
Structure of Atom

239024 In an atom the order of increasing energy of electrons with quantum numbers
(i) $\mathrm{n}=4, \mathrm{l}=1$
(ii) $\mathrm{n}=4, \mathrm{l}=0$
(iii) $\mathrm{n}=3, \mathrm{l}=2$ and
(iv) $\mathrm{n}=3, \mathrm{l}=1$ is

1 iii $<$ (i) $<$ iv $<$ ii
2 ii $<$ iv $<$ i $<$ iii
3 i $<$ iii $<$ ii $<$ iv
4 iv $<$ ii $<$ iii $<$ i