Chemical Reactions

Chemical Reactions

10th Grade - University

25 Qs

quiz-placeholder

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Chemical Reactions

Chemical Reactions

Assessment

Quiz

Chemistry

10th Grade - University

Easy

Created by

Ellie Binder

Used 3+ times

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25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A substance that is formed as the result of a chemical reaction is a __________________

Product

Reactant

Starters

Enders

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which one shows that a chemical reaction has occurred?

dissolving

melting

formation of a gas

bending

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a chemical reaction, bonds are broken and new bonds are formed that create new substances. The bonds that are broken are called what?

Reactants
Products
Atoms
Catalysts

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The Law of Conservation of Mass states

that matter exists in all states and reacts the same
that matter can only be changed into new substances by introducing a catalyst
that matter exists in the same state throughout any chemical change
that matter cannot be created or destroyed and that the mass of the products must equal the mass of the reactants

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many Al atoms are in this compound?         4Al2O3

2
8
6
4

6.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

In a chemical reaction, atoms ________ and form new bonds.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

True or False
In a chemical reaction, no new atoms are created, and no atoms are destroyed. 

true
false

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