Question
Which two groups of elements in the periodic table are the most reactive?(1 point)
alkaline earth metals and halogens
halogens and noble gases
noble gases and alkali metals
alkali metals and halogens
alkaline earth metals and halogens
halogens and noble gases
noble gases and alkali metals
alkali metals and halogens
Answers
GPT 3.5
alkali metals and halogens
Lettuce?
Which two groups of elements in the periodic table are the most reactive?(1 point)
alkaline earth metals and halogens
halogens and noble gases
noble gases and alkali metals
alkali metals and halogens
alkaline earth metals and halogens
halogens and noble gases
noble gases and alkali metals
alkali metals and halogens
GPT 3.5
The correct answer is: alkali metals and halogens
Lettuce?
Which property do transition metals have in common?(1 point)
They usually have high melting points.
They are usually very reactive.
They are usually very soft.
They usually have low densities.
They usually have high melting points.
They are usually very reactive.
They are usually very soft.
They usually have low densities.
GPT 3.5
The correct answer is: They usually have high melting points.
Lettuce?
Neon and argon are both in Group 18 of the periodic table. Which property do they most likely share?(1 point)
silver color
strong odor
low or no reactivity
metallic texture
silver color
strong odor
low or no reactivity
metallic texture
GPT 3.5
The correct answer is: low or no reactivity
Lettuce?
A scientist studies an element that has seven electrons in its outer shell, is fairly toxic, is a gas at room temperature, and is highly reactive. To which group of the periodic table does this element belong?(1 point)
1 - alkali metals
18 - noble gases
2 - alkaline earth metals
17 - halogens
1 - alkali metals
18 - noble gases
2 - alkaline earth metals
17 - halogens
GPT 3.5
The correct answer is: 17 - halogens