Which elements on the periodic table are the least reactive? (1 point)
Responses
the group with fluorine at the top
the group with fluorine at the top
the group with hydrogen at the top
the group with hydrogen at the top
the group with helium at the top
the group with helium at the top
the group with carbon at the top
the group with carbon at the top
1 answer
The least reactive elements on the periodic table are found in the group with helium at the top, which is the noble gases. Noble gases are known for their lack of reactivity due to having a full valence shell of electrons. Therefore, the correct response is:
the group with helium at the top.
1 answer
1 answer
1 answer
4 answers