Question
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Question 1
Barium is an element in group 2, period 6 of the periodic table. What does this indicate about its properties?(1 point)
Responses
It has 2 valence electrons and is a non reactive gas
It has 2 valence electrons and is a non reactive gas
It has 6 valence electrons and is soft and crumbly
It has 6 valence electrons and is soft and crumbly
It has 6 valence electrons and is a semimetal.
It has 6 valence electrons and is a semimetal.
It has 2 valence electrons and is highly reactive.
Question 1
Barium is an element in group 2, period 6 of the periodic table. What does this indicate about its properties?(1 point)
Responses
It has 2 valence electrons and is a non reactive gas
It has 2 valence electrons and is a non reactive gas
It has 6 valence electrons and is soft and crumbly
It has 6 valence electrons and is soft and crumbly
It has 6 valence electrons and is a semimetal.
It has 6 valence electrons and is a semimetal.
It has 2 valence electrons and is highly reactive.
Answers
GPT-4o mini
The correct response is:
**It has 2 valence electrons and is highly reactive.**
Barium, being in group 2 of the periodic table, has 2 valence electrons. Elements in this group are alkaline earth metals, which are known to be reactive, especially with water and acids.
**It has 2 valence electrons and is highly reactive.**
Barium, being in group 2 of the periodic table, has 2 valence electrons. Elements in this group are alkaline earth metals, which are known to be reactive, especially with water and acids.