Which gas is used in the process of photosynthesis?

Question

Which gas is used in the process of photosynthesis?

A. Carbon dioxide

B. Oxygen

C. Nitrogen

D. Hydrogen

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

A. Neon

B. Xenon

C. Krypton

D. Argon

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What is the chemical formula for glucose?

A. C2H6O

B. CH4

C. C6H12O6

D. C8H18

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Which type of bond involves the sharing of electrons?

A. Ionic bond

B. Covalent bond

C. Metallic bond

D. Hydrogen bond

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

A. HCl

B. H2SO4

C. CH3COOH

D. HNO3

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What is the chemical formula for nitric acid?

A. HCl

B. H2SO4

C. HNO3

D. H3PO4

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The process of a liquid changing into a gas at the surface is called:

A. Evaporation

B. Condensation

C. Sublimation

D. Fusion

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Which of the following is a noble gas?

A. Neon

B. Sodium

C. Oxygen

D. Chlorine

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What is the chemical formula for hydrogen gas?

A. H2

B. O2

C. N2

D. CO2

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

A. Acidic

B. Alkaline

C. Neutral

D. Basic

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Which element is the primary component of organic molecules?

A. Nitrogen

B. Oxygen

C. Carbon

D. Hydrogen

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What is the chemical formula for potassium nitrate?

A. KNO3

B. KN2O4

C. K2NO3

D. K3NO2

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What is the chemical formula for ammonia?

A. NH4

B. NH2

C. NH3

D. NH

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What is the chemical formula for sodium hydroxide?

A. NaOH

B. HCl

C. Na2CO3

D. H2SO4

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Which element is essential for the process of respiration?

A. Carbon

B. Oxygen

C. Hydrogen

D. Nitrogen

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Which element is essential for human bone health?

A. Calcium

B. Iron

C. Sodium

D. Potassium

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Which element is used in fluorescent lights?

A. Neon

B. Argon

C. Mercury

D. Xenon

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Which of the following is a lanthanide element?

A. Uranium

B. Boron

C. Lanthanum

D. Sodium

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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 element is essential for all organic compounds?

A. Carbon

B. Oxygen

C. Hydrogen

D. Nitrogen

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What is the chemical formula for methane?

A. CH4

B. CO2

C. H2O

D. NH3

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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 aspirin?

A. C6H12O6

B. CH4

C. C9H8O4

D. C12H22O11

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What is the chemical formula for sulfur hexafluoride?

A. SF6

B. SF5

C. S2F6

D. S2F5

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

A. Oxygen

B. Carbon dioxide

C. Nitrogen

D. Argon

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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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What is the atomic number of carbon?

A. 12

B. 14

C. 6

D. 8

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What is the chemical formula for sulfur dioxide?

A. SO2

B. H2SO4

C. SO3

D. H2S

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What is the formula for the hydroxide ion?

A. OH2

B. H2O

C. HO

D. OH-

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Which of the following is a greenhouse gas?

A. Oxygen

B. Nitrogen

C. Carbon dioxide

D. Argon

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What is the chemical symbol for iron?

A. Ir

B. Fe

C. In

D. Ni

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Accepted Answer

A. Carbon dioxide

Which gas is used in the process of photosynthesis?

Correct Answer :

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Related Questions

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

What is the chemical formula for glucose?

Which type of bond involves the sharing of electrons?

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

What is the chemical formula for nitric acid?

The process of a liquid changing into a gas at the surface is called:

Which of the following is a noble gas?

What is the chemical formula for hydrogen gas?

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

Which element is the primary component of organic molecules?

What is the chemical formula for potassium nitrate?

What is the chemical formula for ammonia?

What is the chemical formula for sodium hydroxide?

Which element is essential for the process of respiration?

Which element is essential for human bone health?

Which element is used in fluorescent lights?

Which of the following is a lanthanide element?

What is the chemical formula for hydrochloric acid?

Which element is essential for all organic compounds?

What is the chemical formula for methane?

What is the chemical formula for carbon monoxide?

What is the chemical formula for aspirin?

What is the chemical formula for sulfur hexafluoride?

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

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

What is the atomic number of carbon?

What is the chemical formula for sulfur dioxide?

What is the formula for the hydroxide ion?

Which of the following is a greenhouse gas?

What is the chemical symbol for iron?

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