Which of the following are the characteristics of isotopes of an element? <br> i. Isotopes of an element have same atomic masses <br> ii. Isotopes of an element have same atomic number <br> iii. Isotopes of an element show same physical propertiesr> <biv. Isotopes of an element show same chemical properties

Question

$\begin{array}{1 1} \text{a. (i), (iii) and (iv)} \\ \text{ b. (ii), (iii) and (iv)} \\ \text{ c. (ii) and (iii) } \\\text{ d. (ii) and (iv) } \end{array} $