Which one of the following sets of quantum numbers represents the highest energy level in an atom?
n = 4, l = 0, m = 0, s = +
n = 3, l = 1, m = 1, s = +
n = 3, l = 2, m = -2, s = +
n = 3, l = 0, m = 0, s = +
In an alkaline medium, glycine predominantly exists as/ in a/ an
cation
anion
Zwitter ion
covalent form
The "spin only'' magnetic moment of Ni2+ in aqueous solution would be [At. no. of Ni = 28]
BM
BM
BM
BM
The correct set of four quantum numbers for the outermost electron of sodium (Z = 11) is
3, 1, 1,
3, 2, 1,
3, 0, 0,
3, 1, 0,
The statement that is not correct is
Angular quantum number signifies the shape of the orbital
Energies of stationary states in hydrogen like atoms is inversely proportional to the square of the principal quantum number
Total number of nodes for 3s-orbital is three
The radius of the first orbit of He is half that of the first orbit of hydrogen atom
The two electrons have the following set of quantum numbers, P =3,2, -2 +1/2, Q =3,0,0 + 1/2. Which of the following statement is true?
P and Q have same energy
P has greater energy than Q
P has lesser energy than Q
P and Q represent same electron
Among the elements from atomic number 1 to 36, the number of elements which have an unpaired electron in their s subshell is
2
7
6
9