Atomic Models
NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
CHXI02:STRUCTURE OF ATOM

307109 Atomic radius is in the order of \({\rm{1}}{{\rm{0}}^{{\rm{ - 8}}}}{\rm{cm}}\) and nuclear radius is in the order of \({\rm{1}}{{\rm{0}}^{{\rm{ - 13}}}}{\rm{cm}}\). Calculate what fraction of atom is occupied by nucleus?

1 \({\rm{1}}{{\rm{0}}^{{\rm{ - 12}}}}\)
2 \({\rm{1}}{{\rm{0}}^{{\rm{ - 13}}}}\)
3 \({\rm{1}}{{\rm{0}}^{{\rm{ - 14}}}}\)
4 \({\rm{1}}{{\rm{0}}^{{\rm{ - 15}}}}\)
CHXI02:STRUCTURE OF ATOM

307110 The nucleus of an atom can be assumed to be spherical. The radius of the nucleus of mass number \(\mathrm{A}\) is given by \(1.25 \times 10^{-13} \times \mathrm{A}^{1 / 3} \mathrm{~cm}\). Radius of atom is \({\rm{1}}{\rm{.0}}\mathop {\rm{A}}\limits^{\rm{^\circ }} \) . If the mass number is 64 then the dfraction of the atomic volume that is occupied by the nucleus is

1 \(1.0 \times 10^{-3}\)
2 \(5.0 \times 10^{-5}\)
3 \(2.5 \times 10^{-2}\)
4 \(1.25 \times 10^{-13}\)
CHXI02:STRUCTURE OF ATOM

307111 Statement A :
Most of the space in the atoms is empty.
Statement B :
Most of the \({\rm{\alpha - }}\)particles passed through the foil remain undeflected.

1 Statement A is correct but statement B is incorrect
2 Statement A is incorrect but statement B is correct
3 Both statements are correct
4 Both statements are incorrect
CHXI02:STRUCTURE OF ATOM

307112 The density of fluorine nucleus in \({\rm{g}}\,\,{\rm{c}}{{\rm{m}}^{ - 3}}\) if its radius is \(5 \times 10^{-13}\) is ____. \(({\rm{Mass}}\,\,{\rm{of }}\,{\rm{F}} = 19\,\,{\rm{amu}}).\) [Assuming the shape of the nucleus is spherical]

1 \(6 \times {10^{ - 12}}\)
2 \(6 \times {10^{10}}\)
3 \(6 \times {10^{11}}\)
4 \(6 \times {10^{12}}\)
CHXI02:STRUCTURE OF ATOM

307109 Atomic radius is in the order of \({\rm{1}}{{\rm{0}}^{{\rm{ - 8}}}}{\rm{cm}}\) and nuclear radius is in the order of \({\rm{1}}{{\rm{0}}^{{\rm{ - 13}}}}{\rm{cm}}\). Calculate what fraction of atom is occupied by nucleus?

1 \({\rm{1}}{{\rm{0}}^{{\rm{ - 12}}}}\)
2 \({\rm{1}}{{\rm{0}}^{{\rm{ - 13}}}}\)
3 \({\rm{1}}{{\rm{0}}^{{\rm{ - 14}}}}\)
4 \({\rm{1}}{{\rm{0}}^{{\rm{ - 15}}}}\)
CHXI02:STRUCTURE OF ATOM

307110 The nucleus of an atom can be assumed to be spherical. The radius of the nucleus of mass number \(\mathrm{A}\) is given by \(1.25 \times 10^{-13} \times \mathrm{A}^{1 / 3} \mathrm{~cm}\). Radius of atom is \({\rm{1}}{\rm{.0}}\mathop {\rm{A}}\limits^{\rm{^\circ }} \) . If the mass number is 64 then the dfraction of the atomic volume that is occupied by the nucleus is

1 \(1.0 \times 10^{-3}\)
2 \(5.0 \times 10^{-5}\)
3 \(2.5 \times 10^{-2}\)
4 \(1.25 \times 10^{-13}\)
CHXI02:STRUCTURE OF ATOM

307111 Statement A :
Most of the space in the atoms is empty.
Statement B :
Most of the \({\rm{\alpha - }}\)particles passed through the foil remain undeflected.

1 Statement A is correct but statement B is incorrect
2 Statement A is incorrect but statement B is correct
3 Both statements are correct
4 Both statements are incorrect
CHXI02:STRUCTURE OF ATOM

307112 The density of fluorine nucleus in \({\rm{g}}\,\,{\rm{c}}{{\rm{m}}^{ - 3}}\) if its radius is \(5 \times 10^{-13}\) is ____. \(({\rm{Mass}}\,\,{\rm{of }}\,{\rm{F}} = 19\,\,{\rm{amu}}).\) [Assuming the shape of the nucleus is spherical]

1 \(6 \times {10^{ - 12}}\)
2 \(6 \times {10^{10}}\)
3 \(6 \times {10^{11}}\)
4 \(6 \times {10^{12}}\)
CHXI02:STRUCTURE OF ATOM

307109 Atomic radius is in the order of \({\rm{1}}{{\rm{0}}^{{\rm{ - 8}}}}{\rm{cm}}\) and nuclear radius is in the order of \({\rm{1}}{{\rm{0}}^{{\rm{ - 13}}}}{\rm{cm}}\). Calculate what fraction of atom is occupied by nucleus?

1 \({\rm{1}}{{\rm{0}}^{{\rm{ - 12}}}}\)
2 \({\rm{1}}{{\rm{0}}^{{\rm{ - 13}}}}\)
3 \({\rm{1}}{{\rm{0}}^{{\rm{ - 14}}}}\)
4 \({\rm{1}}{{\rm{0}}^{{\rm{ - 15}}}}\)
CHXI02:STRUCTURE OF ATOM

307110 The nucleus of an atom can be assumed to be spherical. The radius of the nucleus of mass number \(\mathrm{A}\) is given by \(1.25 \times 10^{-13} \times \mathrm{A}^{1 / 3} \mathrm{~cm}\). Radius of atom is \({\rm{1}}{\rm{.0}}\mathop {\rm{A}}\limits^{\rm{^\circ }} \) . If the mass number is 64 then the dfraction of the atomic volume that is occupied by the nucleus is

1 \(1.0 \times 10^{-3}\)
2 \(5.0 \times 10^{-5}\)
3 \(2.5 \times 10^{-2}\)
4 \(1.25 \times 10^{-13}\)
CHXI02:STRUCTURE OF ATOM

307111 Statement A :
Most of the space in the atoms is empty.
Statement B :
Most of the \({\rm{\alpha - }}\)particles passed through the foil remain undeflected.

1 Statement A is correct but statement B is incorrect
2 Statement A is incorrect but statement B is correct
3 Both statements are correct
4 Both statements are incorrect
CHXI02:STRUCTURE OF ATOM

307112 The density of fluorine nucleus in \({\rm{g}}\,\,{\rm{c}}{{\rm{m}}^{ - 3}}\) if its radius is \(5 \times 10^{-13}\) is ____. \(({\rm{Mass}}\,\,{\rm{of }}\,{\rm{F}} = 19\,\,{\rm{amu}}).\) [Assuming the shape of the nucleus is spherical]

1 \(6 \times {10^{ - 12}}\)
2 \(6 \times {10^{10}}\)
3 \(6 \times {10^{11}}\)
4 \(6 \times {10^{12}}\)
NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
CHXI02:STRUCTURE OF ATOM

307109 Atomic radius is in the order of \({\rm{1}}{{\rm{0}}^{{\rm{ - 8}}}}{\rm{cm}}\) and nuclear radius is in the order of \({\rm{1}}{{\rm{0}}^{{\rm{ - 13}}}}{\rm{cm}}\). Calculate what fraction of atom is occupied by nucleus?

1 \({\rm{1}}{{\rm{0}}^{{\rm{ - 12}}}}\)
2 \({\rm{1}}{{\rm{0}}^{{\rm{ - 13}}}}\)
3 \({\rm{1}}{{\rm{0}}^{{\rm{ - 14}}}}\)
4 \({\rm{1}}{{\rm{0}}^{{\rm{ - 15}}}}\)
CHXI02:STRUCTURE OF ATOM

307110 The nucleus of an atom can be assumed to be spherical. The radius of the nucleus of mass number \(\mathrm{A}\) is given by \(1.25 \times 10^{-13} \times \mathrm{A}^{1 / 3} \mathrm{~cm}\). Radius of atom is \({\rm{1}}{\rm{.0}}\mathop {\rm{A}}\limits^{\rm{^\circ }} \) . If the mass number is 64 then the dfraction of the atomic volume that is occupied by the nucleus is

1 \(1.0 \times 10^{-3}\)
2 \(5.0 \times 10^{-5}\)
3 \(2.5 \times 10^{-2}\)
4 \(1.25 \times 10^{-13}\)
CHXI02:STRUCTURE OF ATOM

307111 Statement A :
Most of the space in the atoms is empty.
Statement B :
Most of the \({\rm{\alpha - }}\)particles passed through the foil remain undeflected.

1 Statement A is correct but statement B is incorrect
2 Statement A is incorrect but statement B is correct
3 Both statements are correct
4 Both statements are incorrect
CHXI02:STRUCTURE OF ATOM

307112 The density of fluorine nucleus in \({\rm{g}}\,\,{\rm{c}}{{\rm{m}}^{ - 3}}\) if its radius is \(5 \times 10^{-13}\) is ____. \(({\rm{Mass}}\,\,{\rm{of }}\,{\rm{F}} = 19\,\,{\rm{amu}}).\) [Assuming the shape of the nucleus is spherical]

1 \(6 \times {10^{ - 12}}\)
2 \(6 \times {10^{10}}\)
3 \(6 \times {10^{11}}\)
4 \(6 \times {10^{12}}\)