What is the chemical formula for water vapor?

Question

What is the chemical formula for water vapor?

A. H2O

B. CO2

C. H2O2

D. O2

Correct Answer :

A. H2O

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What is the chemical formula for carbon monoxide?

A. CO2

B. CH4

C. CO

D. C2O

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What is the chemical formula for ammonia?

A. NH4

B. NH2

C. NH3

D. NH

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The process of a substance changing from a gas to a liquid is called:

D. Fusion

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Which of the following is a greenhouse gas produced by human activities?

A. Oxygen

D. Argon

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What is the chemical symbol for silver?

A. Ag

B. Au

C. Si

D. Sr

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Which type of bond involves the sharing of electrons?

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What is the chemical formula for sodium chloride?

A. NaCl

B. Na2Cl

C. NaCl2

D. Na2Cl2

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Which element is essential for all organic compounds?

A. Carbon

B. Oxygen

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What is the chemical formula for water vapor?

A. H2O

B. CO2

C. H2O2

D. O2

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What is the chemical formula for carbon dioxide?

A. CO2

B. CH4

C. CO

D. C2O

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What is the chemical formula for methane?

A. CH4

B. CO2

C. H2O

D. NH3

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Which element is the primary component of organic molecules?

B. Oxygen

C. Carbon

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What is the chemical formula for nitric acid?

A. HCl

B. H2SO4

C. HNO3

D. H3PO4

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What is the chemical formula for hydrochloric acid?

A. H2SO4

B. HCl

C. HNO3

D. H3PO4

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Which gas is responsible for the rotten egg smell?

A. Oxygen

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What is the chemical formula for sodium bicarbonate?

A. NaHCO3

B. NaOH

C. Na2CO3

D. Na2SO4

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What is the chemical formula for hydrogen gas?

A. H2

B. O2

C. N2

D. CO2

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Which subatomic particle is responsible for chemical bonding?

A. Proton

D. Photon

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Which element is a noble gas and is often used in advertising signs?

A. Neon

B. Xenon

D. Argon

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Which element is used in fluorescent lights?

A. Neon

B. Argon

D. Xenon

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Which gas is used in the process of photosynthesis?

B. Oxygen

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What is the chemical symbol for potassium?

A. Po

B. Pa

C. K

D. Ke

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The atomic number of an element is determined by the number of:

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Which element is essential for human bone health?

B. Iron

C. Sodium

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Which element is essential for the process of respiration?

A. Carbon

B. Oxygen

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Which of the following is a greenhouse gas?

A. Oxygen

D. Argon

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What is the chemical formula for aspirin?

B. CH4

C. C9H8O4

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What is the chemical symbol for iron?

A. Ir

B. Fe

C. In

D. Ni

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What is the chemical formula for potassium nitrate?

A. KNO3

B. KN2O4

C. K2NO3

D. K3NO2

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Which gas is produced by burning fossil fuels and contributes to air pollution?

A. Oxygen

Discuss this answer

Answer 1

A. Sublimation

Answer 2

B. Condensation

Answer 3

C. Evaporation

Answer 4

B. Carbon dioxide

Answer 5

C. Nitrogen

Answer 6

A. Ionic bond

Answer 7

B. Covalent bond

Answer 8

C. Metallic bond

Answer 9

D. Hydrogen bond

Answer 10

C. Hydrogen

Answer 11

D. Nitrogen

Answer 12

A. Nitrogen

Answer 13

D. Hydrogen

Answer 14

B. Carbon monoxide

Answer 15

C. Sulfur dioxide

Answer 16

D. Hydrogen sulfide

Answer 17

B. Electron

Answer 18

C. Neutron

Answer 19

C. Krypton

Answer 20

C. Mercury

Answer 21

A. Carbon dioxide

Answer 22

C. Nitrogen

Answer 23

D. Hydrogen

Answer 24

A. Protons

Answer 25

B. Electrons

Answer 26

C. Neutrons

Answer 27

D. Nucleons

Answer 28

A. Calcium

Answer 29

D. Potassium

Answer 30

C. Hydrogen

Answer 31

D. Nitrogen

Answer 32

B. Nitrogen

Answer 33

C. Carbon dioxide

Answer 34

A. C6H12O6

Answer 35

D. C12H22O11

Answer 36

B. Nitrogen

Answer 37

C. Carbon dioxide

Answer 38

D. Sulfur dioxide

What is the chemical formula for water vapor?

Correct Answer :

Show all AP Chemistry MCQ

Related Questions

What is the chemical formula for carbon monoxide?

What is the chemical formula for ammonia?

The process of a substance changing from a gas to a liquid is called:

Which of the following is a greenhouse gas produced by human activities?

What is the chemical symbol for silver?

Which type of bond involves the sharing of electrons?

What is the chemical formula for sodium chloride?

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Which element is essential for the process of respiration?

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What is the chemical symbol for iron?

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Which gas is produced by burning fossil fuels and contributes to air pollution?

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