Chemical reactions and LOCOM

Quiz by Stephanie Sluss

Grade 7

Science

Tennessee Academic Standards

Customize this quiz to suit your class

Instantly translate to 100+ languages

Measures 1 skill from

Grade 7

Science

Tennessee Academic Standards

7.PS1.4

Analyze and interpret chemical reactions to determine if the total number of atoms in the reactants and products support the Law of Conservation of Mass.

Track each student's skills and progress in your Mastery dashboards

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Q 1/7
Score 0
How many Zinc atoms (Zn) on the reactant side?
30
4
1
2
Q 2/7
Score 0
What are the reactants?
30
2NaOH + 2H₂0
2Na + 2H₂O
2 NaOH + H₂

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Related quizzes

Chemical reactions and LOCOM

Quiz by Stephanie Sluss

Grade 7

Science

Tennessee Academic Standards

Customize this quiz to suit your class

Instantly translate to 100+ languages

Measures 1 skill from

Grade 7

Science

Tennessee Academic Standards

7.PS1.4

Analyze and interpret chemical reactions to determine if the total number of atoms in the reactants and products support the Law of Conservation of Mass.

Track each student's skills and progress in your Mastery dashboards

Q 1/7
Score 0
How many Zinc atoms (Zn) on the reactant side?
30
4
1
2
Q 2/7
Score 0
What are the reactants?
30
2NaOH + 2H₂0
2Na + 2H₂O
2 NaOH + H₂

7 questions

Q.

How many Zinc atoms (Zn) on the reactant side?

1

30 sec

7.PS1.4

Q.

What are the reactants?

2

30 sec

Q.

How many oxygen atoms (O) are present at the start of the reaction?

3

30 sec

Q.

The mass of chemical A is 2 grams and the mass of chemical B is 5 grams. If the two chemicals are mixed and a chemical reaction takes place, what is the mass of the products?

4

30 sec

Q.

How many atoms of Hydrogen(H) are on the reactant side ?

5

30 sec

Q.

What are the possible masses for the products A and B?

6

30 sec

Q.

study the diagram of a chemical reaction. How many Hydrogen atoms will be present on the product side of the reaction.

7

30 sec