Question

Which of the following is true for the Modern periodic table?

• A. It is in increasing order of atomic number.
• B. Isotopes take the same place as the element
• C. Allotropes take the same place as the element
• D. All of these

Answer 1

Answer: (A), (B), (C)

The correct options are
A

It is in increasing order of atomic number.

B

Isotopes take the same place as the element

C

Allotropes take the same place as the element

If you observe modern periodic table, the first statement is obvious. Carbon has many isotopes and many allotropes. But even so, there is only one place for carbon. Thus, the statements mentioned below are also true.

(i) Isotopes take the same place as the element

(ii) Allotropes take the same place as the element