Question 1

All of the following are strong acids EXCEPT

Accepted Answer

A) hydrochloric acid. 
B) perchloric acid. 
C) hydroiodic acid. 
D) hydrocyanic acid. 
A) hydrochloric acid. 
B) perchloric acid. 
C) hydroiodic acid. 
D) hydrocyanic acid.

Question 2

Which of the following is an example of a nonmetal oxide?

Accepted Answer

A) SO₂ 
B) LiOH 
C) Na₂O 
D) H₂SO₄ 
A) SO₂ 
B) LiOH 
C) Na₂O 
D) H₂SO₄

Question 3

Identify the weakly basic solution.

Accepted Answer

A) urine 
B) milk of magnesia 
C) saliva 
D) milk 
A) urine 
B) milk of magnesia 
C) saliva 
D) milk

Question 4

Which of the following is/are characteristic(s)of bases?

Accepted Answer

A) taste bitter 
B) reacts with acids to form salts 
C) produce hydroxide ions when added to water 
D) All are characteristics of bases. 
A) taste bitter 
B) reacts with acids to form salts 
C) produce hydroxide ions when added to water 
D) All are characteristics of bases.

Question 5

What is the formula for calcium hydroxide?

Accepted Answer

A) CaOH 
B) Ca₂OH 
C) Ca(OH)₂ 
D) CaOH₂ 
A) CaOH 
B) Ca₂OH 
C) Ca(OH)₂ 
D) CaOH₂

Question 6

When added to water,which of the following would produce an acid?

Accepted Answer

A) Ba 
B) Li₂O 
C) NH₃ 
D) SO₂ 
A) Ba 
B) Li₂O 
C) NH₃ 
D) SO₂

Question 7

In the balanced chemical reaction for the neutralization of sodium hydroxide with sulfuric acid,H₂SO₄,the coefficient of water is

Accepted Answer

A) 2) 
B) 1) 
C) 3) 
D) 4) 
A) 2) 
B) 1) 
C) 3) 
D) 4)

Question 8

A mixture of a weak acid and its conjugate base forms a(n)

Accepted Answer

A) acid-base indicator. 
B) buffer. 
C) antacid. 
D) acid rain. 
A) acid-base indicator. 
B) buffer. 
C) antacid. 
D) acid rain.

Question 9

All of the following are examples of green chemistry EXCEPT

Accepted Answer

A) Biodiesel is made from oils that have been used for frying foods. 
B) Polylactic acid (PL
A) is a biodegradable plastic derived from corn. 
C) Hydrocarbons containing only carbon and hydrogen atoms are used as a fuel source. 
D) Glycerol from triglycerides can be used as a moisturizing agent in soaps. 
A) Biodiesel is made from oils that have been used for frying foods. 
B) Polylactic acid (PL
A) is a biodegradable plastic derived from corn. 
C) Hydrocarbons containing only carbon and hydrogen atoms are used as a fuel source. 
D) Glycerol from triglycerides can be used as a moisturizing agent in soaps.

Question 10

A sample of rainwater has a pH of 3.5.What ion is sure to be present in relatively large concentration in this rain sample?

Accepted Answer

A) H₃O⁺ 
B) SO₄²⁻ 
C) OH⁻ 
D) HSO₄⁻ 
A) H₃O⁺ 
B) SO₄²⁻ 
C) OH⁻ 
D) HSO₄⁻

Question 11

Which of the following ingredients would NOT be an active ingredient in an antacid?

Accepted Answer

A) NaBr 
B) Mg(OH)₂ 
C) NaHCO₃ 
D) CaCO₃ 
A) NaBr 
B) Mg(OH)₂ 
C) NaHCO₃ 
D) CaCO₃

Question 12

A conjugate acid-base pair differ by one

Accepted Answer

A) H atom. 
B) O atom. 
C) pH unit. 
D) proton. 
A) H atom. 
B) O atom. 
C) pH unit. 
D) proton.

Question 13

Most acids are strong acids.

Accepted Answer

A) True 
 B)False

Question 14

When an acid and a base react in a neutralization reaction,the products will be acidic.

Accepted Answer

A) True 
 B)False

Question 15

Lime is used in farming to reduce the acidity of the soil.The chemical name for lime is calcium oxide.When water in the soil reacts with lime,what base is formed?

Accepted Answer

A) CaO 
B) CaOH 
C) Ca₂OH 
D) Ca(OH)₂ 
A) CaO 
B) CaOH 
C) Ca₂OH 
D) Ca(OH)₂

Question 16

List three strong acids.

Accepted Answer

The answer of List three strong acids....

Question 17

The cheapest and most widely used commercial base is

Accepted Answer

A) NH₃ (ammonia). 
B) Na₂O (sodium oxide). 
C) CaO (lime). 
D) NaOH (lye). 
A) NH₃ (ammonia). 
B) Na₂O (sodium oxide). 
C) CaO (lime). 
D) NaOH (lye).

Question 18

All of the following are bases EXCEPT

Accepted Answer

A) KOH. 
B) HNO₃. 
C) NH₃. 
D) Ba(OH)₂. 
A) KOH. 
B) HNO₃. 
C) NH₃. 
D) Ba(OH)₂.

Question 19

When a metal oxide is added to water,it will form a(n)

Accepted Answer

A) acid. 
B) base. 
C) neutral compound. 
D) salt. 
A) acid. 
B) base. 
C) neutral compound. 
D) salt.

Question 20

The pH of rain collected on a remote island in the Pacific is assumed to be unaffected by human pollution.The pH of the rainwater will be

Accepted Answer

A) less than 7. 
B) equal to 7. 
C) greater than 7. 
D) 0) 
A) less than 7. 
B) equal to 7. 
C) greater than 7. 
D) 0)

Exam 7: Acids and Bases

All of the following are strong acids EXCEPT

Which of the following is an example of a nonmetal oxide?

Identify the weakly basic solution.

Which of the following is/are characteristic(s)of bases?

What is the formula for calcium hydroxide?

When added to water,which of the following would produce an acid?

In the balanced chemical reaction for the neutralization of sodium hydroxide with sulfuric acid,H₂SO₄,the coefficient of water is

A mixture of a weak acid and its conjugate base forms a(n)

All of the following are examples of green chemistry EXCEPT

A sample of rainwater has a pH of 3.5.What ion is sure to be present in relatively large concentration in this rain sample?

Which of the following ingredients would NOT be an active ingredient in an antacid?

A conjugate acid-base pair differ by one

Most acids are strong acids.

When an acid and a base react in a neutralization reaction,the products will be acidic.

Lime is used in farming to reduce the acidity of the soil.The chemical name for lime is calcium oxide.When water in the soil reacts with lime,what base is formed?

List three strong acids.

The cheapest and most widely used commercial base is

All of the following are bases EXCEPT

When a metal oxide is added to water,it will form a(n)

The pH of rain collected on a remote island in the Pacific is assumed to be unaffected by human pollution.The pH of the rainwater will be

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