Atomic Spectra and Selection Rules MCQ

Test your knowledge with important Atomic Spectra and Selection Rules MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Atomic Spectra and Selection Rules MCQs at Bissoy

• Which of the following statements are true? Statement 1: Atoms emit photons. Statement 2: Atoms absorb photons.
  ক

  Statement 1 is true but statement 2 is false

  খ

  Statement 2 is true but statement 1 is false

  গ

  Statement 1 and statement 2, both are true

  ঘ

  Statement 1 and statement 2, both are false
• Does visible light is the only kind of electromagnetic radiation emitted?
  ক

  True

  খ

  False
• What is meant by discontinuous spectra?
  ক

  That contains smooth wavelengths

  খ

  Has gaps, holes or breaks

  গ

  Emits light in visible range

  ঘ

  It has no gaps or holes
• What happens when light is passed from the hydrogen gas discharged tube through a prism?
  ক

  It splits into three visible lines

  খ

  No visible lines will be there

  গ

  It splits into four visible lines

  ঘ

  It splits into two visible lines
• Which object is used to view the light emitted by the element?
  ক

  White sheet

  খ

  Telescope

  গ

  Microscope

  ঘ

  Prism
• When an element emits light?
  ক

  When it is exposed to light

  খ

  When it is under some chemical operations

  গ

  When excited electrons of the element return to the ground state

  ঘ

  When the electrons of the element jump in excited state
• Which of the following statements are true? Statement 1: Ground state means to be in the lowest energy level possible. Statement 2: Excited state means to be in the highest energy level possible.
  ক

  Statement 1 is true but statement 2 is false

  খ

  Statement 2 is true but statement 1 is false

  গ

  Statement 1 and statement 2, both are true

  ঘ

  Statement 1 and statement 2, both are false
• Which model of atom signifies the existence of atomic spectra?
  ক

  Rutherford’s model of the atom

  খ

  John Dalton’s model of the atom

  গ

  Plum pudding model of the atom

  ঘ

  Bohr’s model of the atom
• What are the main types of atomic spectra?
  ক

  Continuous, absorption

  খ

  Absorption, continuous

  গ

  Emission, absorption

  ঘ

  Continuous, absorption, emission
• What is meant by the atomic spectra?
  ক

  Series of colored lines with dark spaces in between

  খ

  Series of white lines with no spaces in between

  গ

  Series of dark lines with white spaces in between

  ঘ

  Series of red lines with colored spaces in between