Question
Which feature is unique to Group 18 nonmetals?(1 point)
Responses
They are very nonreactive.
They are very nonreactive.
They follow a different pattern of reactivity.
They follow a different pattern of reactivity.
They have more exceptions to reactivity rules.
They have more exceptions to reactivity rules.
They are very reactive.
Responses
They are very nonreactive.
They are very nonreactive.
They follow a different pattern of reactivity.
They follow a different pattern of reactivity.
They have more exceptions to reactivity rules.
They have more exceptions to reactivity rules.
They are very reactive.
Answers
GPT-4o mini
The unique feature of Group 18 nonmetals is:
**They are very nonreactive.**
Group 18 elements, also known as noble gases, are known for their lack of reactivity due to having a full valence shell of electrons.
**They are very nonreactive.**
Group 18 elements, also known as noble gases, are known for their lack of reactivity due to having a full valence shell of electrons.