Atoms Molecules Mixtures and Compounds Multiple Choice Questions and Answers 28 PDF Book Download
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MCQ on Atoms Molecules Mixtures and Compounds Worksheets 28 PDF Book Download
MCQ: Aluminum is a good
- electrical conductor
- none of them
MCQ: Number of atoms of each element in a compound is known as
- chemical formula
MCQ: A substance made from two or more different elements that have been chemically joined is called
MCQ: More than four-fifth of natural elements are
MCQ: Fractionating column is mainly used in process of
- fractional distillation
- continuous distillation
- simple distillation
- steam distillation