How many electrons

CHEMISTRY · Multi-part · A Level · Chemistry · Atomic structure · Atomic structure

Problem

How many electrons, protons and neutrons are there in a nucleus of atomic number 11 and mass number 24? (i) number of electrons = (ii) number of protons = (iii) number of neutrons =

Related theory

Subatomic Particles
Atomic Structure
Atomic number, isotopes and isobars
Structure of Atom
Atomic number and mass number
Isotopes
The nuclear atom
Atomic Structure and Electron Configuration

Browse the problem library