Secondary education


cgr0001 GCSE Chemistry 1- Balancing Equations

cgr0002 GCSE Chemistry 2- The Atomic Structure

cgr0003 GCSE Chemistry 3- Isotopes

cgr0004 Structure of Atom

cgr0005 What are Atoms ?

cgr0006 Protons, neutrons and electrons

cgr0007 Anatomy of the Atom: Chemistry Lesson

cgr0008 Isotopes

cgr0009 Ionic Bond

cgr0010 Covalent Bond

cgr0011 Covalent Bonding

cgr0012 Ionic and covalent bonding animation

cgr0013 Ionic and covalent bonding example

cgr0014 Junior Chemistry: Chemical Bonding 1

cgr0015 Junior Chemistry: Gases 4

cgr0016 Junior Chemistry: Gases 5

cgr0017 AP Chemistry: Gases 1

cgr0018 Introduction to Gases 2

cgr0019 Gas Pressure Conversions

cgr0020 Charles’ Law

cgr0021 Boyle’s Law

cgr0022 3 Chemistry Gas Laws: Boyle’s, Charles’, and Gay-Lussac

cgr0023 Gay Lussac’s Law Calculation Example 3

cgr0024 Introduction to Gay Lussac’s Law Pressure Law P

cgr0025 Combined Gas Law

cgr0026 Ideal Gas Equation: PV=nRT

cgr0027 Stoichiometry

cgr0028 Balancing Chemical Equations

cgr0029 Balancing chemical equations

cgr0030 Five Major Chemical Reactions

cgr0031 Video on atomic structure


Ermias Home

                      HAREP The Horn of Africa Research and Knowledge Exchange Platform © 2010-2012