Which of the following is a halogen?

Question

Which of the following is a halogen?

A. Sodium

B. Fluorine

C. Potassium

D. Calcium

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What is the chemical formula for water?

A. H2O

B. CO2

C. CH4

D. O2

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Which gas is responsible for the rotten egg smell?

A. Oxygen

B. Carbon monoxide

C. Sulfur dioxide

D. Hydrogen sulfide

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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 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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What is the chemical formula for table salt?

A. NaCl

B. H2O

C. CO2

D. CH4

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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 glucose?

A. C2H6O

B. CH4

C. C6H12O6

D. C8H18

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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 carbon dioxide?

A. CO2

B. CH4

C. CO

D. C2O

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

A. Protons

B. Electrons

C. Neutrons

D. Nucleons

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Which of the following is a nonmetal?

A. Sodium

B. Chlorine

C. Iron

D. Calcium

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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 element is used in fluorescent lights?

A. Neon

B. Argon

C. Mercury

D. Xenon

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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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Which gas is essential for photosynthesis in plants?

A. Carbon dioxide

B. Oxygen

C. Nitrogen

D. Methane

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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 ozone?

A. O2

B. H2O

C. CO2

D. O3

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Which of the following is a halogen?

A. Sodium

B. Fluorine

C. Potassium

D. Calcium

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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 hydrochloric acid?

A. H2SO4

B. HCl

C. HNO3

D. H3PO4

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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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Which of the following is a transition metal?

A. Sodium

B. Iron

C. Calcium

D. Potassium

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Which subatomic particle has a negative charge?

A. Proton

B. Neutron

C. Electron

D. Nucleus

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Which gas makes up the majority of Earth's atmosphere?

A. Oxygen

B. Carbon dioxide

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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Which gas is used in the process of photosynthesis?

A. Carbon dioxide

B. Oxygen

C. Nitrogen

D. Hydrogen

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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 element is the most abundant in the universe?

A. Hydrogen

B. Helium

C. Oxygen

D. Carbon

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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 methane?

A. CH4

B. CO2

C. H2O

D. NH3

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Accepted Answer

B. Fluorine

Which of the following is a halogen?

Correct Answer :

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Related Questions

What is the chemical formula for water?

Which gas is responsible for the rotten egg smell?

What is the chemical formula for nitric acid?

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

What is the chemical formula for table salt?

What is the chemical formula for hydrogen gas?

What is the chemical formula for glucose?

What is the chemical formula for sodium bicarbonate?

What is the chemical formula for carbon dioxide?

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

Which of the following is a nonmetal?

What is the chemical formula for potassium nitrate?

Which element is used in fluorescent lights?

Which of the following is a greenhouse gas?

Which gas is essential for photosynthesis in plants?

Which of the following is a noble gas?

What is the chemical formula for ozone?

Which of the following is a halogen?

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

What is the chemical formula for hydrochloric acid?

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

Which of the following is a transition metal?

Which subatomic particle has a negative charge?

Which gas makes up the majority of Earth's atmosphere?

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

Which gas is used in the process of photosynthesis?

What is the formula for the hydroxide ion?

Which element is the most abundant in the universe?

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

What is the chemical formula for methane?

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