Question

What is the group number for the halogens?
How many metals are there in family 2A?
How many metals in family 1A?​

Answer 1

Answer:

Vll(A) is the group number of halogens

6 metals are in 2A group

7 Metals are in 1A group

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Answer 2

Answer:

• Halogen, any of the six nonmetallic elements that constitute Group 17.
• The alkaline earth metals are six chemical elements in group 2 of the periodic table.
• The alkali metals consist of the chemical elements lithium (Li), sodium (Na), potassium (K), rubidium (Rb), caesium (Cs), and francium (Fr). Together with hydrogen they constitute group 1, which lies in the s-block of the periodic table.

Explanation:

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##Sania