Respuesta :
Answer:
- 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
Answer:
Astatine are halogens only
Nitrogen are non metals only
Krypton (Kr) is noble gas only
Chlorine (Cl): halogen
Sulfur (S) non metals only
Explanation: