The book 'Concise Chemistry'meant for Class X students provides a comprehensive study of chemistry in accordance with the latese syllabus prescribed by the Council for the ICSE Examinations. A sincere effort has been made to give a clear and simple explanation for each topic, keeping in mind the abilities of the students. Great care has been taken to see that all the topics mentioned in the syllabus are dealt with systematically, startimg from the basic concepts and gradually going into the required depth. Instructions, diagrams, numericals and experiments have been given wherever necessary, to make the subject interesting and appealing to the students. Exercises are based on the latest trend of I.C.S.E. question papers.