Chapter 1 Test: Introduction To Chemistry

59 Questions | By Brielmannh | Updated: Mar 21, 2022 | Attempts: 908

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Chapter 1 Test: Introduction To Chemistry - Quiz

Welcome to your first chemistry test!Some helpful information:-You can always use your periodic table and formula sheet on all tests. You can change your answers at any time before you submit your test. Once submitted you will get your grade instantly and each answer will be explained. Please review all questions, especially any that are incorrect. Important: when you are done please answer the essay question you will receive on a separate sheet of paper.

Questions and Answers

1.

Polymer chemists investigate the extremely long repeating chains of molecules known as polymers, also commonly known as
- A.
  
  Strands
- B.
  
  Plastics
- C.
  
  Links
- D.
  
  Rubber
2.

Which one of the following is an example of a physical property?
- A.
  
  Dynamite explodes
- B.
  
  Meat rots if it is not refrigerated
- C.
  
  Gasoline burns
- D.
  
  Ice floats on top of liquid water
- E.
  
  A silver platter tarnishes
3.
- A.
  
  Molecular formula
- B.
  
  Structural formula
- C.
  
  Mixture
- D.
  
  9 separate substances
4.

What is the relationship between the two substances shown below?
- A.
  
  Identical substances
- B.
  
  Isotopes
- C.
  
  Isomers
- D.
  
  Enantiomers
5.

How many bonds does nitrogen typically form?
- A.
  
  1
- B.
  
  2
- C.
  
  3
- D.
  
  4
6.

How many bonds does hydrogen typically form?
- A.
  
  1
- B.
  
  2
- C.
  
  3
- D.
  
  4
7.

How many bonds does oxygen typically form?
- A.
  
  1
- B.
  
  2
- C.
  
  3
- D.
  
  4
8.

How many bonds does carbon typically form?
- A.
  
  1
- B.
  
  2
- C.
  
  3
- D.
  
  4
9.

H-O-H is an example of a ________ formula
- A.
  
  Molecular
- B.
  
  Structural
10.

is the _____ formula for water.
- A.
  
  Molecular
- B.
  
  Structural
11.

What is the relationship between the two substances shown below?
- A.
  
  Isomers
- B.
  
  Isotopes
- C.
  
  Isotoners
- D.
  
  They are identical
12.

Substance A has a molecular formula of and substance B has a molecular formula of What is the relationship between substance A and substance B?
- A.
  
  They are isomers
- B.
  
  They are not isomers- they are each completely different substances
- C.
  
  Not enough information is given- the structural formulas are needed to see if they are isomers.
13.

Which of the following substances are organic?a. NaCl, commonly known as table saltb. , commonly known as methanec. , commonly known as sulfuric acidd. Au, commonly known as golde. , which may be ethanol or dimethyl ether, depending on the isomer
- A.
  
  Substances B and E are organic
- B.
  
  Substance B is organic and substance E may be organic but it depends on which isomer it refers to
- C.
  
  Substances A, C, and D are organic.
- D.
  
  None of the substances are organic
- E.
  
  Not enough information is provided, since there are specific rules for the manufacture of organic substances
14.

Which of the following is true about
- A.
  
  It is the molecular formula of an inorganic substance
- B.
  
  It is the structural formula for an inorganic substance
- C.
  
  It is the molecular formula for an organic substance
- D.
  
  It is the structural formula for an organic substance
15.

Which of the following is the correct formula for propene?
- A.
  
  C4H10
- B.
  
  C3H8
- C.
  
  C4H8
- D.
  
  C3H6
16.

Which of the following compounds has only single bonds?
- A.
  
  Octene
- B.
  
  C3H4
- C.
  
  C7H16
- D.
  
  Decyne
17.

Why is chemistry awesome?
- A.
  
  Chemists get to blow stuff up
- B.
  
  Chemistry is a gateway to great careers and fields of study
- C.
  
  Chemistry can provide deep molecular answers to questions
- D.
  
  All of the above
18.

What is chemistry?
- A.
  
  The study of chemicals
- B.
  
  The study of matter and how it changes
- C.
  
  The art of mixing chemicals together and the determination of the products that form
- D.
  
  A measure of the compatibility between two people
19.

What do chemists do? Please choose the best answer
- A.
  
  They mix chemicals
- B.
  
  They study matter and how it changes
- C.
  
  They create new drugs
- D.
  
  They analyze substances
20.

What is a chemical?
- A.
  
  A pure form of matter, also known as a substance.
- B.
  
  A dangerous form of matter
- C.
  
  A toxic form of matter
- D.
  
  A chemical is a mixture of elements
21.

Scientist use chemistry to provide ____________ answers to problems, which arguably provide the deepest answers to many problems.
- A.
  
  Mathematical
- B.
  
  Molecular
- C.
  
  Subatomic
- D.
  
  Long
22.

What is a substance?
- A.
  
  A single chemical or a mixture of chemicals
- B.
  
  Two or more atoms bonded together
- C.
  
  Any small sample which has been chemically investigated
- D.
  
  A pure form of matter
23.

The study of how matter changes generally refers to the __________study of matter
- A.
  
  Physical
- B.
  
  Chemical
- C.
  
  Biological
- D.
  
  Toxicological
24.

The field of natural products is a branch of chemistry which focuses on those substances that are not man-made, but rather exist in the natural world.
- A.
  
  True
- B.
  
  False
25.

What is matter?
- A.
  
  Anything that has mass
- B.
  
  Anything that has mass and takes up space
- C.
  
  Anything that has mass or volume
- D.
  
  As the word implies, matter is anything that is important