Which one of the following is a metal?You may use the periodic table on the final slide to help you.HeliumKryptonCarbonAluminium

1. ### Break Down the Problem

To identify which element from the provided list is a metal, we can analyze the properties of each element based on its position on the periodic table.

2. ### Relevant Concepts

Metals are generally located on the left side and in the central block of the periodic table. They tend to conduct electricity, are malleable, ductile, and have a shiny appearance.

3. ### Analysis and Detail

Let's examine each element:

1. Helium (He): A noble gas found in Group 18. It is a non-metal.
2. Krypton (Kr): Another noble gas from Group 18, also a non-metal.
3. Carbon (C): Located in Group 14, it is a non-metal.
4. Aluminium (Al): Found in Group 13, it is classified as a metal.

4. ### Verify and Summarize

Among the given options, Aluminium is the only metal.

Final Answer

Aluminium is the metal among the options provided: Helium, Krypton, Carbon, and Aluminium.