Question

Which of the following pairs will have same chemical properties?

Options

• ₆C¹⁴ and ₇N¹⁵

• O^2– and F^–

• ₁₈Ar⁴⁰ and ₁₉K⁴⁰

• ₁₇Cl³⁵ and ₁₇Cl³⁷

Answer 1

₁₇Cl³⁵ and ₁₇Cl³⁷

Explanation:

₁₇Cl³⁵ and ₁₇Cl³⁷ are isotopes, so they will have same chemical properties.