HSC Chemistry 1st Paper Question 2017 Dinajpur Board. Chemistry Suggestion and Question Patterns of HSC Examination 2017. Chemistry, a branch of physical science, is the study of the composition, properties, and behavior of matter. Chemistry is concerned with the atoms and their interactions with other atoms, and in particular with the properties of the chemical bonds. The chemistry is also concerned with the interactions between the atoms (or groups of atoms) and various forms of energy (e.g., photochemical reactions, changes of phases of matter, the separation of mixtures of polymers, properties, etc)
HSC Chemistry 1st Paper Question 2017 Dinajpur Board
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