Light travels through space at a speed of 3.00 Ă— 108 m/s.
answer
True
question
The shorter the wavelength of light, the more energy it has.
answer
True
question
How many valence electrons are in a chlorine atom?
answer
7
question
Which of the following statements about the quantum-mechanical model is FALSE?
A. All of the above are correct
statements.
B. Electron paths cannot be
described exactly.
C. Orbitals are specific paths
electrons follow.
D. Electrons do not behave as
particles.
E. Orbitals are a probability map of
finding electrons.
answer
C
question
Which form of electromagnetic radiation has the lowest frequency?
answer
Radio Waves
question
Which of the following atoms has the greatest metallic character?
A. Cu
B. Cs
C. Au
D. Be
E. Ti
answer
B
question
Light is a type of matter.
answer
False
question
Which color of the visible spectrum has the longest wavelength (750nm)?
answer
Red
question
Which statement below does NOT follow the Bohr Model?
A. When an atom emits light,
electrons fall from a higher orbit
into a lower orbit.
B. Electrons exist in specific,
quantized orbits.
C. None of the above
D. When energy is absorbed by
atoms, the electrons are
promoted to higher-energy
orbits.
E. The energy emitted from a
relaxing electron can have any
wavelength.
answer
E
question
Which color of the visible spectrum has photons with the most energy?
answer
Violet
question
Which of the following atoms has the least metallic character?
A. K
B. Rb
C. Cs
D. Na
E. Li
answer
E
question
Which form of electromagnetic radiation has photons with the highest energy?
answer
Gamma Rays
question
Which of the following atoms is the smallest?
A. Li
B. B
C. Ne
D. O
E. Be
answer
C
question
Consider the electron configuration of the ion to determine which ion shown below has an incorrect ionic charge?
answer
Al3-
question
What is the correct order of the electromagnetic spectrum from shortest wavelength to longest?