1-removal of an electron from an atom leaves a a- neutron b- free quark c-positi

Question

1-removal of an electron from an atom leaves a a- neutron b- free quark c-positive ion d-negative ion 2-the number of electrons in an atom of an element is the sameas the elements a- group number b-period number c-mass number d-atomic number 3-when an electron in an atom moves from a lower energy levelto a higher one a ___is____- a- photon;emitted b-photon;absorbed c-proton;emitted d-proton;absorbed 4-the de broglie wavelength of a particle is inverselyproportional to both its speed and its a- spin b-electric charge c- mass d-volume 5- matter waves were confirmed when it waz found theelectrons a-have mass b-have a plus or minus spin quantum number c- possess a negative charge d-diffract 6-an electron is in its lowest energy when a-its in its ground state b-itz momentum is zero c-it is free of nuclear forces d- none of these 7-the most important force in the hydrogen atom is a- the nuclear force b-the electromagnetic field c-gravitational force d-none of these 8- when an electron goes from an excited state to the groundstate a-energy is absorbed b-a photon is absorbed c-a photon is emitted d-none of these 9-which is a possible value for the principal quantum numbern? a- 7 b- 3.14 c-2.5 d-none of these 10-the electrical power dissipated in an application dependson a- voltage b-current c-resistance d-all of these 1-removal of an electron from an atom leaves a a- neutron b- free quark c-positive ion d-negative ion 2-the number of electrons in an atom of an element is the sameas the elements a- group number b-period number c-mass number d-atomic number 3-when an electron in an atom moves from a lower energy levelto a higher one a ___is____- a- photon;emitted b-photon;absorbed c-proton;emitted d-proton;absorbed 4-the de broglie wavelength of a particle is inverselyproportional to both its speed and its a- spin b-electric charge c- mass d-volume 5- matter waves were confirmed when it waz found theelectrons a-have mass b-have a plus or minus spin quantum number c- possess a negative charge d-diffract 6-an electron is in its lowest energy when a-its in its ground state b-itz momentum is zero c-it is free of nuclear forces d- none of these 7-the most important force in the hydrogen atom is a- the nuclear force b-the electromagnetic field c-gravitational force d-none of these 8- when an electron goes from an excited state to the groundstate a-energy is absorbed b-a photon is absorbed c-a photon is emitted d-none of these 9-which is a possible value for the principal quantum numbern? a- 7 b- 3.14 c-2.5 d-none of these 10-the electrical power dissipated in an application dependson a- voltage b-current c-resistance d-all of these

Explanation / Answer

1) positive ion. 2)atomoic number. 3) photon absorbed. 4)mass. 5)diffract 6) it is in ground state. 7) 8) photon is emmited. 9) 10) allof these.

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