Chemical Equations Assessment Noel Pd 2

21 Questions | By Ysmsscience8 | Updated: Mar 21, 2022 | Attempts: 52

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1.

Which equation listed below is an example of a synthesis reaction?
- A.
  
  A + B yields AB
- B.
  
  AB yields A + B
- C.
  
  AB + C yields AC + B
- D.
  
  AB + CD yields AC + BD
2.

Which equation listed below is an example of a decomposition reaction?
- A.
  
  A + B yields AB
- B.
  
  AB yields A + B
- C.
  
  AB + C yields AC + B
- D.
  
  AB + CD yields AC + BD
3.

Which equation listed below is an example of a single replacement reaction?
- A.
  
  A + B yields AB
- B.
  
  AB yields A + B
- C.
  
  AB + C yields AC + B
- D.
  
  AB + CD yields AC + BD
4.

Which equation listed below is an example of a double replacement reaction?
- A.
  
  A + B yields AB
- B.
  
  AB yields A + B
- C.
  
  AB + C yields AC + B
- D.
  
  AB + CD yields AC + BD
5.

The _____________ are on the left side of the yield sign in a chemical reaction and are described as the "ingredients" in a chemical reaction.
- A.
  
  Reactants
- B.
  
  Products
6.

The _____________ are on the right side of the yield sign in a chemical reaction and are described as what is produced in a chemical reaction.
- A.
  
  Reactants
- B.
  
  Products
7.

The arrow in a chemical reaction means all of the following except
- A.
  
  Yields
- B.
  
  Produces
- C.
  
  Decomposes
- D.
  
  Attaches to
8.

The Law of Conservation of Matter states
- A.
  
  Matter cannot be created or destroyed in a chemical reaction
- B.
  
  Matter can only be created, never destroyed in a chemical reaction
- C.
  
  Matter can only be destroyed, never created in a chemical reaction
- D.
  
  Matter can be both created and destroyed in a chemical reaction
9.

Painting a pencil red is a chemical change.
- A.
  
  True
- B.
  
  False
10.

Check ALL of the properties listed below that are chemical properties.
- A.
  
  Flammability
- B.
  
  Combustability
- C.
  
  Flexible
- D.
  
  Affected by light
- E.
  
  Ability to rust
11.

Select ALL the answers listed below that are examples of a physical change.
- A.
  
  Color change
- B.
  
  A match burning
- C.
  
  Sodium reacting with water
- D.
  
  Water changing to steam
- E.
  
  Wood being shreded
12.

Select ALL the choices below that are examples of a chemical change.
- A.
  
  Iron rusting
- B.
  
  Color change as an indicator
- C.
  
  Baking soda fizzing/bubbling when mixed with vinegar
- D.
  
  Water turning into ice
- E.
  
  Breaking a pencil
13.

Select ALL the choices below that are examples of a physical property.
- A.
  
  Bitter taste
- B.
  
  Odor
- C.
  
  Ability to rust
- D.
  
  Melting point
- E.
  
  Reacts with an acid
14.

Which of the following best describes something that has mass and takes up space?
- A.
  
  Chemistry
- B.
  
  Matter
- C.
  
  Chemical change
15.

The study of matter and how it changes is best described as
- A.
  
  Chemistry
- B.
  
  A property of matter
- C.
  
  A chemical change
- D.
  
  Matter
16.

A change in matter that results in something new is called
- A.
  
  Chemistry
- B.
  
  Physical change
- C.
  
  Chemical change
- D.
  
  Matter
17.

A characteristic that can be observed without changing the substance is called a ______________.
- A.
  
  Physical property
- B.
  
  Physical change
- C.
  
  Chemical property
- D.
  
  Chemical change
18.

A(n) _____________ chemical reaction occurs when heat is absorbed into a chemical reaction.
- A.
  
  Natural
- B.
  
  Synthetic
- C.
  
  Endothermic
- D.
  
  Exothermic
19.

A(n) _____________ chemical reaction occurs when heat is released from a chemical reaction.
- A.
  
  Natural
- B.
  
  Synthetic
- C.
  
  Endothermic
- D.
  
  Exothermic
20.

Select ALL the options listed below that are a sign of a chemical reaction.
- A.
  
  Temperature increase
- B.
  
  Temperature decrease
- C.
  
  Light is produced
- D.
  
  Change in shape
- E.
  
  Food coloring in water
- F.
  
  Fizzing/bubbling
21.

A characteristic of a substance that describes its ability to change into something new is called a(n)
- A.
  
  Physical change
- B.
  
  Chemical property
- C.
  
  Chemical change
- D.
  
  Physical property