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4

What is the chemical symbol for silver?

A. Ag

B. Au

C. Si

D. Sr

Correct Answer :

A. Ag


Related Questions

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4

What is the chemical formula for table salt?

A. NaCl

B. H2O

C. CO2

D. CH4

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4

Which element is commonly used in batteries?

A. Calcium

B. Lithium

C. Aluminum

D. Zinc

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4

What is the chemical formula for ammonia?

A. NH4

B. NH2

C. NH3

D. NH

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

A. Oxygen

B. Carbon dioxide

C. Nitrogen

D. Hydrogen

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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 hydrochloric acid?

A. H2SO4

B. HCl

C. HNO3

D. H3PO4

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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 halogen?

A. Sodium

B. Fluorine

C. Potassium

D. Calcium

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Which of the following is a noble gas used in lighting?

A. Argon

B. Fluorine

C. Chlorine

D. Bromine

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Which of the following is a lanthanide element?

A. Uranium

B. Boron

C. Lanthanum

D. Sodium

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Which of the following is a metalloid?

A. Boron

B. Oxygen

C. Nitrogen

D. Sulfur

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What is the chemical formula for potassium nitrate?

A. KNO3

B. KN2O4

C. K2NO3

D. K3NO2

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4

Which of the following is a transition metal?

A. Sodium

B. Iron

C. Calcium

D. Potassium

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4

What is the chemical symbol for silver?

A. Ag

B. Au

C. Si

D. Sr

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4

What is the chemical symbol for iron?

A. Ir

B. Fe

C. In

D. Ni

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4

What is the chemical formula for ozone?

A. O2

B. H2O

C. CO2

D. O3

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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 the most abundant in Earth's crust?

A. Oxygen

B. Silicon

C. Carbon

D. Hydrogen

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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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Which gas is essential for photosynthesis in plants?

A. Carbon dioxide

B. Oxygen

C. Nitrogen

D. Methane

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Which element is essential for human bone health?

A. Calcium

B. Iron

C. Sodium

D. Potassium

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What is the chemical symbol for potassium?

A. Po

B. Pa

C. K

D. Ke

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4

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

A. HCl

B. H2SO4

C. CH3COOH

D. HNO3

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4

Which element is essential for the process of respiration?

A. Carbon

B. Oxygen

C. Hydrogen

D. Nitrogen

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Which gas is produced during photosynthesis?

A. Oxygen

B. Carbon dioxide

C. Nitrogen

D. Hydrogen

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4

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 sulfur hexafluoride?

A. SF6

B. SF5

C. S2F6

D. S2F5

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4

Which subatomic particle has a negative charge?

A. Proton

B. Neutron

C. Electron

D. Nucleus

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What is the chemical formula for carbon monoxide?

A. CO2

B. CH4

C. CO

D. C2O