A. n
B. 1
C. m
D. s
Related Mcqs:
- When an electron is moving with velocity of 2.188 x 106 ms-1 in the first orbit of Bohrs model of hydrogen. The de Broglie wavelength of electron is______________?
A. 0.33 nm
B. 0.34 nm
C. 0.35 nm
D. 0.36 nm - The value of e/m ratio of electron is________________?
A. 6.02 x 1023 C/kg
B. 1.7588 x 1020 C/kg
C. 9.1095 x 10-31 C/kg
D. 1.7588 x 1011 C/kg - The mass of one mole of electron is________________?
A. 1.008
B. 0.55
C. 0.184
D. 1.637 - Energy required to remove electron from an atom______________?
A. Ionization potential
B. Electronegativity
C. Electron affinity
D. Activation energy - An element having low value of ionization energy and low value of electron affinity is likely to belong to__________________?
A. Group IA
B. Group IB
C. Group VIIA
D. Group VIII - The magnetic quantum number (QN) has its values determined directly by the value of_______________?
A. Principal (QN)
B. Azimuthal (QN)
C. Spin (QN)
D. Both A & B - Three quantum number have been derived from equation of____________________?
A. de-Broglie
B. Plancks
C. Schrodinger
D. Heisenberg - The letters s p d and f are used to represent which quantum numbers________________?
A. Principal
B. Azimuthal
C. Magnetic
D. Spin - The maximum number of orbitals present in a subshell that is represented by Azimuthal quantum number = 3 will be________________?
A. 1
B. 3
C. 5
D. 7 - A theoretical link between quantum mechanics and thermodynamics is_________?
A. Electrchemistry
B. Matrix mechanics
C. Statistical thermodynamics
D. Soectroscopic analysisSubmitted by: Muhammad Ali Kunbhar
Advertisement