What is the chemical symbol for potassium?

Question

What is the chemical symbol for potassium?

A. Po

B. Pa

C. K

D. Ke

Correct Answer :

C. K

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Comment

What is the chemical formula for sodium chloride?

A. NaCl

B. Na2Cl

C. NaCl2

D. Na2Cl2

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

A. Oxygen

D. Argon

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How many hydrogen atoms are in one molecule of methane (CH4)?

A. 1

B. 2

C. 3

D. 4

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Which of the following is a lanthanide element?

B. Boron

D. Sodium

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What is the chemical formula for ozone?

A. O2

B. H2O

C. CO2

D. O3

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What is the chemical symbol for gold?

A. Ag

B. Go

C. Au

D. Gd

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Which gas is used in the process of photosynthesis?

B. Oxygen

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Which element is essential for all organic compounds?

A. Carbon

B. Oxygen

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What is the atomic number of carbon?

A. 12

B. 14

C. 6

D. 8

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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 table salt?

A. NaCl

B. H2O

C. CO2

D. CH4

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Which gas is essential for photosynthesis in plants?

B. Oxygen

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What is the chemical formula for ammonia?

A. NH4

B. NH2

C. NH3

D. NH

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Which of the following is a nonmetal?

A. Sodium

C. Iron

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Which of the following is a transition metal?

A. Sodium

B. Iron

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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 formula for the hydroxide ion?

A. OH2

B. H2O

C. HO

D. OH-

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Which type of bond involves the sharing of electrons?

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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 carbon monoxide?

A. CO2

B. CH4

C. CO

D. C2O

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Which of the following is a metalloid?

A. Boron

B. Oxygen

D. Sulfur

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

A. Oxygen

Discuss this answer

What is the chemical formula for methane?

A. CH4

B. CO2

C. H2O

D. NH3

Discuss this answer

Which element is used in fluorescent lights?

A. Neon

B. Argon

D. Xenon

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Which subatomic particle has a negative charge?

A. Proton

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What is the chemical formula for sodium bicarbonate?

A. NaHCO3

B. NaOH

C. Na2CO3

D. Na2SO4

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

A. Oxygen

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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 hydrogen gas?

A. H2

B. O2

C. N2

D. CO2

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Which gas is responsible for the rotten egg smell?

A. Oxygen

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Answer 1

B. Carbon dioxide

Answer 2

C. Nitrogen

Answer 3

A. Uranium

Answer 4

C. Lanthanum

Answer 5

A. Carbon dioxide

Answer 6

C. Nitrogen

Answer 7

D. Hydrogen

Answer 8

C. Hydrogen

Answer 9

D. Nitrogen

Answer 10

B. Electron

Answer 11

C. Neutron

Answer 12

A. Carbon dioxide

Answer 13

C. Nitrogen

Answer 14

D. Methane

Answer 15

B. Chlorine

Answer 16

D. Calcium

Answer 17

C. Calcium

Answer 18

D. Potassium

Answer 19

A. Ionic bond

Answer 20

B. Covalent bond

Answer 21

C. Metallic bond

Answer 22

D. Hydrogen bond

Answer 23

C. Nitrogen

Answer 24

B. Carbon dioxide

Answer 25

C. Nitrogen

Answer 26

D. Rayleigh scattering of sunlight

Answer 27

C. Mercury

Answer 28

B. Neutron

Answer 29

C. Electron

Answer 30

D. Nucleus

Answer 31

B. Carbon dioxide

Answer 32

C. Nitrogen

Answer 33

D. Hydrogen

Answer 34

B. Carbon monoxide

Answer 35

C. Sulfur dioxide

Answer 36

D. Hydrogen sulfide

What is the chemical symbol for potassium?

Correct Answer :

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Related Questions

What is the chemical formula for sodium chloride?

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

How many hydrogen atoms are in one molecule of methane (CH4)?

Which of the following is a lanthanide element?

What is the chemical formula for ozone?

What is the chemical symbol for gold?

Which gas is used in the process of photosynthesis?

Which element is essential for all organic compounds?

What is the atomic number of carbon?

Which subatomic particle is responsible for chemical bonding?

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Which of the following is a nonmetal?

Which of the following is a transition metal?

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

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What is the chemical formula for methane?

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