Chemical Equations

Chemical Equations

7th - 9th Grade

20 Qs

quiz-placeholder

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Chemical Equations

Chemical Equations

Assessment

Quiz

Chemistry

7th - 9th Grade

Hard

NGSS
HS-PS1-7, MS-PS1-1

Standards-aligned

Created by

Charles Martinez

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

8.5D Which is the correct formula for:
 three hydrogen (H)
one sulfur (S)
four oxygen (O)
H3SO4
HSO4
H4S3O
H2O

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

8.5D How many Hydrogen atoms are on the reactant side of this chemical equation?            
2C2H2 + 5O2  --->  4CO2 + 2H2O
2
4
6
8

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The law of conservation of mass states that....
Matter can be created
Matter is sometimes destroyed
Matter cannot be created or destroyed
Matter can be created but not destroyed

Tags

NGSS.HS-PS1-7

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

8.5F In a reaction A + B ----> C,  reactant A has 5g and product  C has 9g. How many grams should reactant B have? 
4g
5g
9g
14g

Tags

NGSS.HS-PS1-7

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

8.5D What 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.

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

8.5D How many Carbon atoms are on the product side of this chemical equation?            
2C2H2 + 5O2  --->  4CO2 + 2H2O
2
3
4
5

Tags

NGSS.MS-PS1-1

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The substances at the beginning of a chemical equation are called the ____
product
yield
chemical symbol
reactants

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