What is chemistry ????
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Answered by
72
Explanation:
On the other hand, for Class 11 and 12 students, the Competency Based Questions will make up for 20% marks, 20% for Objective-type questions and the remaining 60% marks for short or long answer questions as per the existing pattern.
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8
Explanation:
Chemistry is the scientific discipline involved with elements and compounds composed of atoms, molecules and ions: their composition, structure, properties, behavior and the changes they undergo during a reaction with other substances.
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