SS1 Chemistry – Chemical Combinations

CONTENTS   (a) Types of chemical bonds (b) IUPAC system of naming inorganic compounds.   PERIOD 1: PERIODIC TABLE (FIRST 20 ELEMENTS) Chemical combination: The atoms of noble gases e.g.,

SS1 Commerce – Modern Trends in Retailing

In today’s class, we will discuss modern trends in retailing. Modern Trends in Retailing CONTENT 1. Self–Service 2. Branding 3. After-sales services 4. Vending machines/Automatic Vending   Self-service: This is

SS2 Agric. Science – Farm Machinery and Implements: Types, Description, Uses, and Maintenance

Farm Machinery includes various types of machines and implements used in the farm. These include tractors, ploughs, harrows, cultivators, ridgers, planters, harvesters, shellers, dyers, sprayers, and incubators.  The most important