Question

Identify whether each element is a halogen, a noble gas, or nonmetal only. Astatine (At): Nitrogen (N): Krypton (Kr): Chlorine (Cl): Sulfur (S):

Answer 1

Astatine are halogens only

Nitrogen are non metals only

Krypton (Kr) is noble gas only

Chlorine (Cl): halogen

Sulfur (S) non metals only

Step-by-step explanation:

Answer 2

• Astatine and chlorine are halogens only
• Nitrogen and sulphur are non metals only
• Krypton (Kr) is noble gas only

Explanation

• Krypton (Kr) is noble gas only because it present in group 8 A that is known as noble gases.

• Nitrogen is present in group 5A which act as non metal
• Sulphur is present in group 6 A which act as non metal

• Astatine and chlorine are known as halogens because they are present in group 7 A of the periodic table