Chapter 2, Problem 1RQ

Summary Introduction

To determine:

The number of neutrons present in oxygen, hydrogen and nitrogen.

Introduction:

The smallest unit of an element is called as an atom. An atom is comprised of “protons, neutrons, and electrons”. Each atom present in an element contains all the chemical properties of an element. The whole charge of an atom is neutral, because of the presence of positively charged particles called as proton and negatively charged particles called electrons.