Among NH3, H2O and HF, which would you expect to have highest magnitude of hydrogen bonding and why?
The extent of hydrogen bonding depends upon electronegativity and the number of hydrogen atoms available for bonding. Among nitrogen, fluorine, and oxygen, the increasing order of their electronegativities are N
2. When cone H2S04 is added to dry KNO3 brown fumes are evolved. These fumes are due to
3. Terylene is a condensation polymer of ethylene glycol and which acid?
5. Cement containing excess amount of lime
6. _____ are a group of chemicals that influence cell division and shoot formation.
7. Which one among the following is not a mixture?
8. Impure camphor is purified by