Question

1. the elements in group 1a (group 1) of the periodic table are called the

a) halogens.
b) alkali metals.
c) alkaline earth metals.
d) noble gases.

Explanation:

Identify the group name for Group 1A (Group 1)

Group 1A (Group 1) elements (excluding hydrogen) are known as the alkali metals.

Evaluate the given options

• Halogens: Group 7A (Group 17)
• Alkali metals: Group 1A (Group 1)
• Alkaline earth metals: Group 2A (Group 2)
• Noble gases: Group 8A (Group 18)

Answer:

• A) halogens.
• B) alkali metals. (Correct answer)
• C) alkaline earth metals.
• D) noble gases.