1.5 What Is Everything Made Out Of?
This is the essential question for this course. Watch this video and answer the questions that follow.
- 1.
What is the structural formula of water? Please choose the closest answer- A.
H-H-O
- B.
O-H-O
- C.
H-O-H
- D.
![1.5 What Is Everything Made Out Of? - Quiz]()
- 2.
- A.
Molecular formula
- B.
Structural formula
- C.
Mixture
- D.
9 separate substances
- 3.
What is the relationship between the two substances shown below?
- A.
Identical substances
- B.
Isotopes
- C.
Isomers
- D.
Enantiomers
- 4.
Magnesium hydroxide, present in milk of magnesia, has a molecular formula of , therefore each molecule of magnesium hydroxide contains ____ oxygen atoms
- A.
1
- B.
2
- C.
3
- D.
4
- 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.
What is wrong with the substance
- A.
It is unlikely to exist because hydrogen can only form one bond
- B.
It is unlikely to exist because carbon can only form 4 bonds
- C.
It does not specify the isomer that has that molecular formula
- D.
Nothing. It is a common substance known as methane.
- 14.
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
- 15.
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
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