Forming a chemical bond releases energy and therefore is an exothermic process. Exothermic reactions usually feel hot because it is giving heat to you. Endothermic-a process or reaction that absorbs energy in the form of heat.
Mr. Pawan Kumar Chamling (CM Sikkim) on the completion of his current term(28th April 2018) will become the longest serving chief minister of any Indian state. Currently, Mr. Jyoti Basu (CM West Bengal) holds the record. 21st June 1977 -6th November 2000 (23 years 4 months and 16 days).
Jyoti Basu (1977 to 2000) CPM leader Jyoti Basu, who died in January 2010, served as the Chief Minister of West Bengal from 1977 to 2000, making him the longest-serving chief minister of any state of India.