Chemistry 3

Shape of an orbital is determined by

• Spin quantum number

• Magnetic quantum number

• Azimuthal quantum number

• Principal quantum number

The number of unpaired electrons present in the 3d subshell of an element with Z=29 is

• 0

• 2

• 3

• 4

Represent the orbital with quantum numbers n=5,l=3

• 5d

• 5s

• 5f

• 4d

Maximum number of electrons in the subshell with l=2

• 5

• 6

• 10

• 12

Represent the subshell with n=1, l=0

• 1p

• 1s

• 1d

• 1f

Orientation of orbitals in space is given by

• principal quantum number

• azimuthal quantum number

• magnetic quantum number

• spin quantum number

The energy of electron in an orbit is given by

• principal quantum number

• azimuthal quantum number

• magnetic quantum number

• spin quantum number

The total number of orbitals in a shell having principal quantum number , n is

• 2n

• n²

• 2n²

• n+1

Represent the subshell with n=2,l=1

• 1s

• 2s

• 2p

• 2d

The size of the orbit is given by

• principal quantum number

• azimuthal quantum number

• spin quantum number

• magnetic quantum number