cbsenotes • 2012-11-22
Periodic Classification of Elements Circular Periodic Tablecredits:wpclipart MCQs Q1(NCERT): Which of the following statements is not a correct statement about the trends when going from left t
cbsenotes • 2012-10-26
All about Names of the Chemical Elements 1. There are 115 chemical elements known today to the world. Only 90 are found in nature and the rest are artificially created. 2. A good number of elem
cbsenotes • 2012-08-04
Metals and Non-Metals MCQs Check in Periodic Table How many metals- non-metals and metalloids? 1. Which of the following is the best electrical conductor? (a) Gold (b) Silver (c)
cbsenotes • 2012-07-19
Acids- Bases and Salts credits:clker.com MCQs- NCERT Solutions- Q & A Q1: The most commonly used indicator in laboratory is (a) Methyl Orange (b) Litmus (c) Phenolphtalein (d) Universal Ind
cbsenotes • 2012-07-10
Chemicals (src:deviantart) Nomenclature of Simple Inorganic compounds. 1. A formula is a shorthand notation used to identify the composition of a molecule or compound. 2. For example chemical