Chem Formulas
Authored by Maxwell Olenski
Chemistry
8th Grade
NGSS covered
Used 44+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A student is using colored beads to make a model of aluminum sulfate, Al2(SO4)3. Aluminum atoms are represented by blue beads, sulfur atoms by yellow beads, and oxygen atoms by green beads. What combination of beads should the student use for the model?
6 blue, 3 yellow, and 7 green
2 blue, 1 yellow, and 4 green
2 blue, 3 yellow, and 12 green
6 blue, 12 yellow, and 12 green
Tags
NGSS.MS-PS1-1
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
How many atoms of oxygen are in a molecule of glucose (C6H12O6 )?
6
12
24
Tags
NGSS.MS-PS1-1
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
How many atoms of hydrogen are in a molecule of glucose (C6H12O6 )?
6
12
24
Tags
NGSS.MS-PS1-1
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the total number of atoms in a molecule of glucose (C6H12O6 )?
6
12
24
Tags
NGSS.MS-PS1-1
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which information could a student determine from only the chemical formula of a protein?
The color of the protein
The number of molecules in each sequence that makes up a protein
The physical arrangement of atoms in the structure of the protein
The number of atoms of each element in the protein
Tags
NGSS.MS-PS1-1
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Strontium phosphate, Sr3(PO4)2, is a crystalline substance used in medicine and industry. How many phosphorus atoms are represented in the formula for Sr3(PO4)2?
2
4
8
3
Tags
NGSS.MS-PS1-1
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Strontium phosphate, Sr3(PO4)2, is a crystalline substance used in medicine and industry. How many oxygen atoms are represented in the formula for Sr3(PO4)2?
8
2
3
12
Tags
NGSS.MS-PS1-1
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