CHEM103- MODULE 2 REAL EXAM QUESTIONS WITH 100% RATED
CORRECT ANSWERS 2025 LATEST UPDATED GRADED A+
Observations/ theories supporting the wave nature of light - (Correct Answer)- optical
phenomena such as reflection/ refraction
- light passing through narrow, closely spaced slits produces interference patterns
- James Clerk Maxwell's theory of electromagnetic radiation
Observations/ theories supporting the particle nature of light - (Correct Answer)- Newton's law
of motion (light was streams of extremely tiny particles traveling at high speeds according to his
laws of motion)
- photoelectric effect
- blackbody radiation
心的坚强决定了我们的命运。当
3 main features of the Bohr model我们面对挫折时，是一颗不屈的
that apply to all models - (Correct Answer)1. The energies of
electrons in an atom are quantized心让我们勇敢前行
2. An electron's energy increases with increasing distance from the nucleus.
3. The discrete energies of light emitted by elements in an excited state result from quantized
electronic energies.
Symbol, allowed values, and meaning of principal quantum number - (Correct Answer)n
1 to infinity
Specifies the shell an electron occupies in an atom
Symbol, allowed values, and meaning of secondary (angular momentum) quantum number -
(Correct Answer)l
0 to n-1
The shape of the orbital, also known as the subshell
CORRECT ANSWERS 2025 LATEST UPDATED GRADED A+
Observations/ theories supporting the wave nature of light - (Correct Answer)- optical
phenomena such as reflection/ refraction
- light passing through narrow, closely spaced slits produces interference patterns
- James Clerk Maxwell's theory of electromagnetic radiation
Observations/ theories supporting the particle nature of light - (Correct Answer)- Newton's law
of motion (light was streams of extremely tiny particles traveling at high speeds according to his
laws of motion)
- photoelectric effect
- blackbody radiation
心的坚强决定了我们的命运。当
3 main features of the Bohr model我们面对挫折时，是一颗不屈的
that apply to all models - (Correct Answer)1. The energies of
electrons in an atom are quantized心让我们勇敢前行
2. An electron's energy increases with increasing distance from the nucleus.
3. The discrete energies of light emitted by elements in an excited state result from quantized
electronic energies.
Symbol, allowed values, and meaning of principal quantum number - (Correct Answer)n
1 to infinity
Specifies the shell an electron occupies in an atom
Symbol, allowed values, and meaning of secondary (angular momentum) quantum number -
(Correct Answer)l
0 to n-1
The shape of the orbital, also known as the subshell
