Chapter 7 Quiz - Chemistry

18 Questions | By Muitran | Last updated: Mar 21, 2022 | Total Attempts: 256

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Chapter 7 Quiz - Chemistry - Quiz

Questions and Answers

1.

What is another name for an ionic compound?
- A.
  
  Salt
- B.
  
  Molecule
- C.
  
  Electrolyte
- D.
  
  Solution
2.

What is the term for the number in front of a chemical formula in a chemical equation?
- A.
  
  Subscript
- B.
  
  Superscript
- C.
  
  Coefficient
- D.
  
  Variable
3.

What are the chemicals at the beginning of a reaction called?
- A.
  
  Products
- B.
  
  Reactants
- C.
  
  Ionic compounds
- D.
  
  Covalent compounds
4.

What are the chemicals that result from a chemical reaction called?
- A.
  
  Products
- B.
  
  Reactants
- C.
  
  Ionic compounds
- D.
  
  Covalent compounds
5.

A chemical reaction is represented by a ________.
- A.
  
  Chemical formula
- B.
  
  List of products
- C.
  
  List of reactants
- D.
  
  Chemical equation
6.

Which of the following compounds is a salt?
- A.
  
  CO2
- B.
  
  H2O
- C.
  
  CaCO3
- D.
  
  HCl
7.

Electrolytes release _____________ when dissolved in water.
- A.
  
  Ions
- B.
  
  H atoms
- C.
  
  Solids
- D.
  
  Solute
8.

Name the following:
9.

Name the following:
10.

BaSO4 is soluble.
- A.
  
  True
- B.
  
  False
11.

Silver nitrate is soluble.
- A.
  
  True
- B.
  
  False
12.

A precipitate is a(n) ____________ that results when a salt comes out of solution.
- A.
  
  Liquid
- B.
  
  Gas
- C.
  
  Solid
- D.
  
  Ion
13.

Lithium hydroxide is soluble.
- A.
  
  True
- B.
  
  False
14.

Silver hydroxide is soluble.
- A.
  
  True
- B.
  
  False
15.

Calcium carbonate is soluble.
- A.
  
  True
- B.
  
  False
16.

The symbol aq means ______.
- A.
  
  Aqueous
- B.
  
  Equal
- C.
  
  Adequate
- D.
  
  None of the above.
17.

Fill in the blanks:
- A.
  
  1, 1, 1, 1
- B.
  
  2, 1, 2, 1
- C.
  
  1, 2, 1, 2
- D.
  
  1, 2, 2, 1
18.

Fill in the blanks:
- A.
  
  1, 1, 1, 1
- B.
  
  1, 2, 1, 2
- C.
  
  2, 1, 2, 1
- D.
  
  2, 1, 1, 2