What is the chemical formula for carbon dioxide?

Question

What is the chemical formula for carbon dioxide?

A. CO2

B. CH4

C. CO

D. C2O

Correct Answer :

A. CO2

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Which gas is responsible for the blue color of the Earth's sky?

A. Oxygen

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How many protons are in the nucleus of an atom with an atomic number of 20?

A. 10

B. 20

C. 40

D. 60

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What is the chemical formula for ozone?

A. O2

B. H2O

C. CO2

D. O3

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Which element is commonly used in batteries?

D. Zinc

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What is the chemical formula for carbon dioxide?

A. CO2

B. CH4

C. CO

D. C2O

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Which element is used in fluorescent lights?

A. Neon

B. Argon

D. Xenon

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What is the chemical formula for carbon monoxide?

A. CO2

B. CH4

C. CO

D. C2O

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How many electrons are in the outermost energy level (valence shell) of a neutral oxygen atom?

A. 2

B. 6

C. 8

D. 4

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Which subatomic particle is responsible for chemical bonding?

A. Proton

D. Photon

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What is the chemical formula for hydrogen gas?

A. H2

B. O2

C. N2

D. CO2

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What is the chemical formula for hydrochloric acid?

A. H2SO4

B. HCl

C. HNO3

D. H3PO4

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What is the chemical formula for sodium chloride?

A. NaCl

B. Na2Cl

C. NaCl2

D. Na2Cl2

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What is the chemical formula for acetic acid, found in vinegar?

A. HCl

B. H2SO4

D. HNO3

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Which gas is responsible for the rotten egg smell?

A. Oxygen

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What is the chemical symbol for gold?

A. Ag

B. Go

C. Au

D. Gd

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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 metalloid?

A. Boron

B. Oxygen

D. Sulfur

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Which type of bond involves the sharing of electrons?

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What is the chemical formula for water?

A. H2O

B. CO2

C. CH4

D. O2

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The pH scale measures the acidity or alkalinity of a substance. A pH value of 7 is considered:

A. Acidic

D. Basic

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Which element is essential for human bone health?

B. Iron

C. Sodium

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

A. Oxygen

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Which of the following is a noble gas?

A. Neon

B. Sodium

C. Oxygen

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

A. Oxygen

D. Argon

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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 sodium bicarbonate?

A. NaHCO3

B. NaOH

C. Na2CO3

D. Na2SO4

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What is the chemical formula for sulfuric acid?

A. HCl

B. H2SO4

C. HNO3

D. H3PO4

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What is the formula for the hydroxide ion?

A. OH2

B. H2O

C. HO

D. OH-

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What is the chemical formula for hydrogen peroxide?

A. H2O2

B. H2SO4

C. HCl

D. NH3

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

Discuss this answer

Answer 1

B. Carbon dioxide

Answer 2

C. Nitrogen

Answer 3

D. Rayleigh scattering of sunlight

Answer 4

A. Calcium

Answer 5

B. Lithium

Answer 6

C. Aluminum

Answer 7

C. Mercury

Answer 8

B. Electron

Answer 9

C. Neutron

Answer 10

C. CH3COOH

Answer 11

B. Carbon monoxide

Answer 12

C. Sulfur dioxide

Answer 13

D. Hydrogen sulfide

Answer 14

C. Hydrogen

Answer 15

D. Nitrogen

Answer 16

C. Nitrogen

Answer 17

A. Ionic bond

Answer 18

B. Covalent bond

Answer 19

C. Metallic bond

Answer 20

D. Hydrogen bond

Answer 21

B. Alkaline

Answer 22

C. Neutral

Answer 23

A. Calcium

Answer 24

D. Potassium

Answer 25

B. Nitrogen

Answer 26

C. Carbon dioxide

Answer 27

D. Sulfur dioxide

Answer 28

D. Chlorine

Answer 29

B. Carbon dioxide

Answer 30

C. Nitrogen

Answer 31

C. Hydrogen

Answer 32

D. Nitrogen

Answer 33

A. Protons

Answer 34

B. Electrons

Answer 35

C. Neutrons

Answer 36

D. Nucleons

What is the chemical formula for carbon dioxide?

Correct Answer :

Show all AP Chemistry MCQ

Related Questions

Which gas is responsible for the blue color of the Earth's sky?

How many protons are in the nucleus of an atom with an atomic number of 20?

What is the chemical formula for ozone?

Which element is commonly used in batteries?

What is the chemical formula for carbon dioxide?

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How many electrons are in the outermost energy level (valence shell) of a neutral oxygen atom?

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

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