The answer is C) Water (H₂O).

Here's why:

A compound is a substance formed when two or more chemical elements are chemically bonded together.

A) Hydrogen gas (H₂) is not a compound but a molecule because it consists of only one type of element, which is Hydrogen.

B) Iron (Fe) is an element, not a compound.

C) Water (H₂O) is a compound because it is made up of two different elements, which are Hydrogen and Oxygen.

D) Helium gas (He) is an element, not a compound.

Question

The answer is C) Water (H₂O).

Here's why:

A compound is a substance formed when two or more chemical elements are chemically bonded together.

A) Hydrogen gas (H₂) is not a compound but a molecule because it consists of only one type of element, which is Hydrogen.

B) Iron (Fe) is an element, not a compound.

C) Water (H₂O) is a compound because it is made up of two different elements, which are Hydrogen and Oxygen.

D) Helium gas (He) is an element, not a compound.

Knowee AI · Accepted Answer

The answer is C) Water (H₂O).

Here's why:

A compound is a substance formed when two or more chemical elements are chemically bonded together.

A) Hydrogen gas (H₂) is not a compound but a molecule because it consists of only one type of element, which is Hydrogen.

B) Iron (Fe) is an element, not a compound.

C) Water (H₂O) is a compound because it is made up of two different elements, which are Hydrogen and Oxygen.

D) Helium gas (He) is an element, not a compound.

Which of the following is a compound?*1 pointA) Hydrogen gas (H₂)B) Iron (Fe)C) Water (H₂O)D) Helium gas (He)