Question

Based on the periodic table, which of the following groups of elements should have very different chemical properties?

OA. lithium (Li), sodium (Na), potassium (K)
OB. beryllium (Be), magnesium (Mg), calcium (Ca)
OC. helium (He), neon (Ne), argon (Ar)
OD.
potassium (K), aluminum (Al), neon (Ne)

Answer 1

Step-by-step explanation:

Comment

A: is in group 1. The properties are quite similar

B: the choices for answer B are in column or group 2. They too will have similar properties.

C: the choices there are in group 18. They do have similar properties.

The answer is D.

• Potassium group 1
• aluminum group 3
• neon group 18

Note: group means the same thing as column. They are vertical.