The orbital angular momemtum quantum number indicates which one of the following? w) the average distance of the electrons from the nucleus x) the direction of spin of the electron y) the shape of the orbital z) the position about the three axes in space of the orbital

The orbital angular momemtum quantum number indicates which one of the following? w) the average distance of the electrons from the nucleus x) the direction of spin of the electron y) the shape of the orbital z) the position about the three axes in space of the orbital 
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Answer :

ANSWER: Y -- THE SHAPE OF THE ORBITAL
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Which of the following indicates the shape of the orbital in which the electron moves? w) principal quantum number x) spin quantum number y) angular momentum quantum number z) none of these

Description : Which of the following indicates the shape of the orbital in which the electron moves? w) principal quantum number x) spin quantum number y) angular momentum quantum number z) none of these

Last Answer : ANSWER: Y -- ANGULAR MOMENTUM QUANTUM NUMBER

The azimuthal quantum number determines the: w) spin of an electron x) shape of an orbital y) size of an orbital z) energy of an orbital

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Which quantum number indicates the shape of the orbital in which the electron moves?

Description : Which quantum number indicates the shape of the orbital in which the electron moves?

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Two electrons in an orbital are differentiated by which of the following? (1) Magnetic quantum number (2) Spin quantum number (3) Principal quantum number (4) Azimuthal quantum number

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Two electrons in an orbital are differentiated by which of the following ? (1) Magnetic quantum number (2) Spin quantum number (3) Principal quantum number (4) Azimuthal quantum number

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You are sitting in a frictionless barber chair. The barber decides to have some fun with you, so he spins the chair. As you spin, you find that you can slow down by extending your arms and legs. You have: w) decreased your angular momentum x) increased your angular momentum y) increased your moment of inertia z) changed the direction of the momentum vector

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In quantum chemistry, a nodal surface: w) gives 99 percent contour surface for an orbital x) exists for a 1s orbital y) has quantum number l = 1 z) is an orbital surface on which the probability density is zero

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The orientation of an atomic orbital is governed by – (1) principal quantum number (2) magnetic quantum number (3) spin quantum number (4) azimuthal quantum number

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The orientation of an atomic orbital is governed by (1) principal quantum number (2) magnetic quantum number (3) spin quantum number (4) azimuthal quantum number

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Last Answer : ANSWER: X -- TWO

Which of the following is a necessary characteristic for electrons that share an s orbital? w) coplanar spins x) parallel spins y) opposite spins z) none of these

Description : Which of the following is a necessary characteristic for electrons that share an s orbital? w) coplanar spins x) parallel spins y) opposite spins z) none of these

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In Rutherford's experiment involving the deflection of alpha particles by atomic nuclei, the fact that some of the alpha particles bombarding the thin gold foil were back-scattered, led to one of the following conclusions. It was concluded that: w) the charge of an electron is negative x) the nucleus of a gold atom carries all its charge y) most of the mass of a gold atom is in its nucleus z) the nucleus of a gold atom occupies nearly the entire space of the atom

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When there are two electrons in the same orbital, they have: (1) same spin (2) opposite spin (3) same or opposite spin (4) no spin

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Description : How many maximum 3s electrons can have magnetic spin quantum number -1/2?

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An ELECTRON moving horizontally along the +x axis enters a region of space with a horizontal uniform magnetic field pointing in the +y direction. The electron will be deflected: w) -y direction x) +y direction y) -z direction z) +z direction

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In the modern quantum-based atomic theory what is the name given to a particular space around the nucleus in which an electron moves?

Description : In the modern quantum-based atomic theory what is the name given to a particular space around the nucleus in which an electron moves?

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Description : In the modern quantum-based atomic theory what is the name given to a particular space around the nucleus in which an electron moves?

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Description : Which of the two types of electron motion (orbital movement and electron spin) is more important in the explanation of magnetism?

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Which quantum number gives the shape of the orbital?

Description : Which quantum number gives the shape of the orbital?

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What are the values of the orbital angular momentum of an electron in the orbitals `1s,3s,3d` and `2p`:- (a). `0,0sqrt(6h),sqrt(2h)`(b). `1,1sqrt(4h),

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The orbital angular momentum of 3p electron is :-

Description : The orbital angular momentum of 3p electron is :-

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When an atomic nucleus emits a beta particle, one of its neutrons disintegrates into one of the following set of particles. Does it disintegrate into: w) a positron and an electron x) a proton, an electron, and an antineutrino y) a proton, an electron, and a positron z) a neutrino and an antineutrino

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The idea that electrons revolved in orbits around the nucleus of an atom without radiating energy away from the atom was postulated by: w) Thompson x) Bohr y) Rutherford z) Einstein

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An orbital for which n=3 and l = 1 (read: ell equa 1) is called a: w) 2d orbital x) 3d orbital y) 3s orbital z) 3p orbital

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A color television set employs a 25,000 volt electron accelerator to produce the picture and potentially harmful radiation which must be shielded against. The main component of this radiation consists of w) electrons which penetrate the picture tube x) soft x-rays y) microwaves z) ultraviolet radiation

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How many quantum numbers are needed to designate an orbital?

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(2) Exclusion Principle of Pauli Explanation: The Pauli exclusion principle is the quantum mechanical principle that no two identical fermions (particles with half-integer spin) may occupy the same quantum state simultaneously. A more rigorous statement is that the total wave function for two identical fermions is anti-symmetric with respect to exchange of the particles.

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The atomic number of a nucleus will increase by 1 if which of the following is emitted by the nucleus? w) an alpha particle x) a positron y) a beta particle z) a gamma ray

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