A. 7f
B. 7s
C. 7p
D. 7d
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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 - What is maximum number of electrons in an orbital with m (magnetic quantum number) = 3 ?
A. 6
B. 4
C. 3
D. 2 - Geometry of simple molecule having sp3 hybrid orbital is ___________________?
A. Triangular
B. Tetrahedral
C. Square planner
D. Linear - Molecular orbital which have higher energy than atomic orbitals is called___________________?
A. Bonding molecular orbital
B. Antibonding molecular orbital
C. Hybrid orbital
D. Super atomic orbital - Molecular orbital Theory is also called_________?
A. Bonding theory
B. Band theory
C. Antibondingtheory
D.π and σ bonding theorySubmitted by: Muhammad Ali Kunbhar
- 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 - When electron jump into orbit 1 then series obtained is___________________?
A. Lyman
B. Paschen
C. Pfund
D. Brackett - Charge of electron was measured by__________________?
A. J.J Thomson
B. Millikan
C. Rutherford
D. Perrin - Wavelength of electron was verified by_________________?
A. Moseley
B. Davisson and Germer
C. Einstein
D. Roentgen - Quantum number which tells the energy of electron is________________?
A. n
B. 1
C. m
D. s
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