A. Orbit is cylindrical
B. Orbit is elliptical
C. Orbit is longitudinal
D. Orbit is asymmetrical
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 - Bohrs model is contradicted by__________________?
A. Plancks theory
B. Dual nature of matter
C. Heisenbergs uncertainty principle
D. All of these - According to VESPR Model the geometry of molecule having 5 bond pair in outer most shell will be __________________?
A. Triangular
B. Square planner
C. Trigonal bipyramidal
D. Octahedral - The atomic number of an element having maximum number of unpaired electrons in p-subshell is_______________?
A. 7
B. 10
C. 12
D. 16 - Solubility of CaF2 is 2.0×10-4 gdm-3 then Ksp of CaF2 is_______________?
A. 4.0 x 10-8
B. 3.2 x 10-11
C. 2.0 x 10-8
D. 4.0 x 10-12 - Unit of Kc is_______________?
A. moles2dm+6
B. moles-2dm+6
C. moles+2dm-6
D. Kc may or may not have units - Chemical equilibrium state is_______________?
A. dynamic state
B. static state
C. free state
D. unidirectional state - At start of reaction the concentration of reactants is_______________?
A. high
B. low
C. according to Kc
D. constant - Enzyme proved useful in cancer treatment is_______________?
A. Lactic dehydrogenase
B. Alkaline phosphatase
C. L-asparaginase
D. Cellulase - Consider the following reaction- 3Cl2 + 6NaOH ? NaClO3 + 5NaCl + 3H2O This reaction is_______________?
A. Displacement reaction
B. Double displacement reaction
C. Disproportionation reaction
D. Reduction reaction
