Question

A.

Which of these statements about a column of the periodic table is true?
The elements have similar characteristics.
b. The elements have a wide range of characteristics.
C. The elements have the same atomic number.
d. The elements have the same atomic mass.

Answer 1

A - the elements have similar characteristics.

Ex. The two elements are FLUORINE AND CHLORINE. These two elements have similar characteristics because they belong to the same group in the periodic table.