Elements and Compounds Multiple Choice Questions and Answers 1 PDF Book Download
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MCQs on Elements and Compounds Worksheets 1 PDF Book Download
MCQ: Chalk consists of
- carbon dioxide
- all of them
MCQ: Elements resting in same group share same
- physical properties
- chemical properties
- special properties
- bonding properties
MCQ: Carbon, hydrogen and oxygen combine together to make
- common salt
MCQ: A substance which consists of two or more elements which have been combined chemically is called
MCQ: Person who first arranged elements in form of periodic table was