A. Principal
B. Azimuthal
C. Magnetic
D. S
The letters s p d and f are used to represent which quantum numbers________________? Read More »
Atomic Structure, Chemistry Mcqs A. de-Broglie
B. Plancks
C. Schrodinger
D. Heisenberg
Three quantum number have been derived from equation of____________________? Read More »
Atomic Structure, Chemistry Mcqs A. Zeeman effect
B. Stark effect
C. Photoelectric effect
D. Compton effect
A. Lyman
B. Paschen
C. Pfund
D. Brackett
When electron jump into orbit 1 then series obtained is___________________? Read More »
Atomic Structure, Chemistry Mcqs A. Different wavelength
B. Different colours
C. Different intensities
D. all have little contribution
Spectrum is produced due to________________? Read More »
Atomic Structure, Chemistry Mcqs A. Milk
B. Honey
C. Oil
D. Water
Milikan used ______________ in his atomizer? Read More »
Atomic Structure, Chemistry Mcqs A. [Ar]4s2
B. [Ar]4s1
C. [Kr]5s1
D. [He]2s1
Electronic configuration of K is_________________? Read More »
Atomic Structure, Chemistry Mcqs A. Orbital
B. Orbit is elliptical
C. subshell
D. Electron cloud
A. Shorter wavelength
B. Larger wavelength
C. X-ray not produced
D. All are possible
Atom with higher atomic number produces X-rays of__________________? Read More »
Atomic Structure, Chemistry Mcqs A. Beta-rays
B. Alpha-rays
C. X-rays
D. Gamma-rays
When electrons collide with heavy metals than ___________ are produced? Read More »
Atomic Structure, Chemistry Mcqs