Atomic Expressions
Authored by Ayesha Denny
Chemistry
10th Grade
Used 19+ times
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10 questions
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1.
MATCH QUESTION
1 min • 5 pts
Match the isotopes with the correct PEN numbers
11-11-13
Sodium - 24
12-12-12
Magnesium - 23
13-13-12
Aluminum - 25
11-11-12
Magnesium - 24
12-12-11
Sodium - 23
2.
LABELING QUESTION
30 sec • 3 pts
Label the components of nuclear symbol/isotopic notation.
atomic number
chemical symbol
average atomic mass
mass number
3.
LABELING QUESTION
30 sec • 2 pts
Label the image.
protons, electrons, and neutrons
neutrons only
protons and neutrons
protons only
electrons only
4.
MATCH QUESTION
1 min • 5 pts
Match the following atoms with the correct hyphen notation.
Neon - 20
Oxygen - 18
Neon - 22
Oxygen - 17
Oxygen - 16
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Isotopes of a given element differ in the number of __________.
electrons
protons
neutrons
all of the above
6.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
What is the PEN number for this isotope?
37-37-30
30-30-67
30-30-37
30-47-47
7.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
What atom is this?
PEN number 14-14-16
Sulfur - 30
Sulfur - 16
Silicon - 14
Silicon - 30
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