Short day Counting atoms
Authored by Alex Davila
Science
9th - 12th Grade
NGSS covered
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12 questions
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1.
DROPDOWN QUESTION
1 min • 1 pt
How many Hydrogen atoms are in 4 H2O? (a) How many oxygen atoms? (b)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many Sulfur's are in Al₂(SO₄)₃
4
3
7
12
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many atoms of Oxygen are in Fe(NO3)3 ?
4.
MATCH QUESTION
1 min • 1 pt
Match the element to the number of atoms it has.
2 Al(C2H3O4)2
12
hydrogen
8
oxygen
2
aluminum
16
carbon
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What elements are represented in this chemical formula?
Iron, Oxygen
Francium, Europium, Oxygen
Ferrium, Oxygen
Berylium, Oxygen
6.
MATCH QUESTION
1 min • 1 pt
Match the formula to the description:
1 sulfur, 4 oxygen's
3 SO4
2 sulfur's, 6 oxygen's
SO3
3 sulfur's, 12 oxygen's
2 S2O3
4 sulfur's, 6 oxygen's
2 SO3
1 sulfur, 3 oxygen's
SO4
7.
MATCH QUESTION
1 min • 3 pts
4CF2Cl3
12
fluorine
8
chlorine
4
carbon
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