Chemistry form 1 to form four

The app features the following topics
-INTRODUCTION TO CHEMISTRY
-SIMPLE CLASSIFICATION OF SUBSTANCES
-ACIDS,BASES AND INDICATORS
-AIR AND COMBUSTION
-WATER AND HYDROGEN
-ATOMIC STRUCTURE AND PERIODIC TABLE
-CHEMICAL FAMILIES
-STRUCTURE AND BONDING
-SALTS
-ELECTROLYSIS
-CARBON AND ITS COMPOUNDS
-GAS LAWS
-ORGANIC CHEMISTRY
-NITROGEN AND ITS COMPOUNDS
-SULPHUR AND ITS COMPOUNDS
-CHLORINE AND ITS COMPOUNDS
-ACIDS ,BASES AND SALTS
-ENERGY CHANGES
-RECTION RATES
-ELECTROCHEMISTRY
-METALS
RADIOACTIVITY

TOPICAL REVISION QUESTIONS AND ANSWERS