How Much Do You Know About Sodium Nitrate?

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| By Paky9342

Paky9342

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Quizzes Created: 8 | Total Attempts: 12,142

Questions: 8 | Attempts: 119 | Updated: Mar 18, 2023

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How Much Do You Know About Sodium Nitrate? - Quiz

Do you have an upcoming chemistry test? Need to study chemical formulas, particularly sodium nitrate? Take this quiz to see how much you know about sodium nitrate.

Questions and Answers

1.

The formula for Sodium Nitrate is ____________
- A.
  
  Na2NO3
- B.
  
  NaNO2
- C.
  
  NaNO3
- D.
  
  NaNO
Correct Answer
C. NaNO3

Explanation
The correct answer is NaNO3. Sodium nitrate is composed of one sodium ion (Na+) and one nitrate ion (NO3-). The formula reflects this by showing the presence of one sodium atom and one nitrate group in the compound. The subscript 3 indicates that there are three oxygen atoms in the nitrate group.

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2.

Its molar mass is ________ g/mol
- A.
  
  83
- B.
  
  85
- C.
  
  87
- D.
  
  89
Correct Answer
B. 85

Explanation
The molar mass of the given substance is 85 g/mol.

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3.

Its melting point is _________degrees celsius
- A.
  
  308
- B.
  
  318
- C.
  
  328
- D.
  
  338
Correct Answer
A. 308

Explanation
The correct answer is 308 degrees Celsius. This is the melting point of the substance being referred to in the question.

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4.

The density of sodium nitrate is _______g/cm3
- A.
  
  1.857
- B.
  
  2.257
- C.
  
  2.557
- D.
  
  2.857
Correct Answer
B. 2.257

Explanation
The correct answer is 2.257. The density of a substance is defined as its mass per unit volume. In the case of sodium nitrate, the density is 2.257 g/cm3, which means that for every cubic centimeter of sodium nitrate, it has a mass of 2.257 grams.

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5.

The boiling point of sodium nitrate is _________ degrees celsius
- A.
  
  360
- B.
  
  370
- C.
  
  380
- D.
  
  390
Correct Answer
C. 380

Explanation
The boiling point of sodium nitrate is 380 degrees Celsius.

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6.

Sodium nitrate is also known as ________
- A.
  
  Brazil saltpeter
- B.
  
  Chile saltpeter
- C.
  
  Belize saltpeter
- D.
  
  Columbia saltpeter
Correct Answer
B. Chile saltpeter

Explanation
Sodium nitrate is commonly referred to as Chile saltpeter. This name is derived from the fact that Chile was historically the largest producer and exporter of sodium nitrate. It was widely used as a fertilizer and in the production of explosives. The term "Chile saltpeter" distinguishes it from other forms of saltpeter found in different regions, such as Brazil, Belize, or Columbia.

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7.

It is used for all of the following except?
- A.
  
  Fertilizer
- B.
  
  Hair dye
- C.
  
  Gun powder
- D.
  
  Food additives
Correct Answer
B. Hair dye

Explanation
The given options represent various uses of the substance in question. Fertilizer, gun powder, and food additives are all examples of uses for the substance. However, hair dye is not a use for the substance.

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8.

The largest naturally occurring deposits of sodium nitrate is located in ________________
- A.
  
  Brazil
- B.
  
  Peru
- C.
  
  Venezuela
- D.
  
  Columbia
Correct Answer
B. Peru

Explanation
The largest naturally occurring deposits of sodium nitrate are located in Peru.

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