Category: Atomic Structure

A. Zeeman effect
B. Stark effect
C. Photoelectric effect
D. Compton effect

A. Is independent of wavelength
B. Depends upon source
C. Depends upon its frequency
D. Equals to the square of amplitude

A. Orbit is cylindrical
B. Orbit is elliptical
C. Orbit is longitudinal
D. Orbit is asymmetrical

A. Different wavelength
B. Different colours
C. Different intensities
D. all have little contribution

A. [Ar]4s2
B. [Ar]4s1
C. [Kr]5s1
D. [He]2s1

A. 2-times
B. 3-times
C. 4-times
D. 6 times

A. Beta-rays
B. Alpha-rays
C. X-rays
D. Gamma-rays

A. 9.11×10-31 Kg
B. Cast shadow
C. Heat up the platinum foil
D. Cannot ionize

A. Shorter wavelength
B. Larger wavelength
C. X-ray not produced
D. All are possible

A. Milk
B. Honey
C. Oil
D. Water