Ch.2 Quiz Review_CHM090
Authored by Badrinath Dhakal
Chemistry
University
NGSS covered
Used 5+ times
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41 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of electromagnetic radiation has the highest energy per photon?
Radio waves
Infrared
Visible light
X-rays
Tags
NGSS.HS-PS4-4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the Bohr model of the atom, electrons are located:
Randomly in the nucleus
In specific orbits with defined energies
Floating freely around the atom
In continuous energy bands with no gaps
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When an electron in a hydrogen atom moves from n=3 to n=2, what happens?
A photon is absorbed
A photon is emitted
Energy is lost from the nucleus
The atom becomes an ion
Tags
NGSS.HS-PS4-3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which orbital can hold a maximum of 10 electrons?
s
p
d
f
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which orbital shape is most relevant for oxygen’s valence electrons in respiration?
s
p
d
f
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the shorthand electron configuration of calcium (Z = 20)?
[Ne] 3s² 3p
[Ar] 4s²
[Kr] 4d¹
[He] 2s² 2p
Tags
NGSS.HS-PS1-1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which element has the highest electronegativity?
Sodium (Na)
Fluorine (F)
Oxygen (O)
Carbon (C)
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
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