Question

Give one example of each.
1. group I element.
2. group 17 element.
3. group 18 element.​

Answer 1

Explanation:

1. Alkali metals

2. Hydrogen

3. Noble gas

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Answer 2

Answer:

❥ group I element - Lithium

❥ group 17 element - Chlorine

❥ group 18 element - Neon

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