Chapter 19, Problem 94AP

Interpretation Introduction

Interpretation:

Interpret the symbol for isotope of Zr-90, Zr-91, Zr-92, Zr- 94, Zr-96.

Concept Introduction:

The modern periodic table is arranged according to the atomic number of the element and the symbol of the elements is given in the periodic table. Periodic table consist of 18 group and 7 period. Atomic number is equal to the number of protons. Mass number is equal to the sum of number of proton and number of neutrons.

Like: Sodium: Symbol-Na, Atomic number-11.