CLASS-XI

=SOME BASIC CONCEPT OF CHEMISTRY= =ATOMIC STRUCTURE= =CLASSIFICATION AND PERIODIC PROPERTIES OF ELEMENTS= =CHEMICAL BONDING AND MOLECULAR STRUCTURE= =STATES OF MATTER= =THERMODYNAMICS= =EQUILIBRIUM= =REDOX REACTION= =HYDROGEN= =S BLOCK ELEMENTS= =P BLOCK ELEMENTS= =SOME BASIC CONCEPT OF ORGANIC CHEMISTRY= =HYDROCARBON= =ENVIRONMENTAL CHEMISTRY=