when looking across the periodic table from left to right, which of these groups are the first to contain…
when looking across the periodic table from left to right, which of these groups are the first to contain nonmetals?\no group 2\no group 7\no group 14\no group 18
Answer
Brief Explanations:
Group 2 consists of alkaline - earth metals. Group 7 contains halogens which are non - metals but not the first group with non - metals. Group 14 has carbon as the first element which is a non - metal and is the first group among the options to contain non - metals. Group 18 are noble gases.
Answer:
group 14