The high reactivity of the isocyanate group with hydrogen active compounds can be explained by the following resonance structures [1-3]: Electron density is higher at the oxygen atom, while the carbon ...

A fuel cell is an electrochemical energy converter it converts chemical energy of fuel, typically hydrogen, directly into electrical energy. As such, it must obey the laws of thermodynamics. These ...

No. Unit No. of Periods Marks 1. Some Basic Concepts of Chemistry General Introduction: Importance and scope of Chemistry. Nature of matter, laws of chemical combination, Dalton's atomic theory ...