Physical and Chemical Changes Multiple Choice Questions and Answers 3 PDF Download
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MCQ on Physical and Chemical Changes Worksheets 3 Quiz PDF Download
MCQ: Least intermolecular forces are found in
MCQ: In electric field, "PVC" is used to make
- wire cover
- tungsten wire
MCQ: Material which John Hyatt used for his artificial ivory, was
MCQ: At end of reaction, catalyst
- is used up
- remains unchanged
MCQ: As compare to low density polythene, high density polythene is