Elements and Compounds Multiple Choice Questions and Answers 3 PDF Book Download
Elements and compounds MCQs, elements and compounds quiz answers 3 to learn elementary school science courses online. Elements classification multiple choice questions (MCQs), elements and compounds quiz questions and answers for online elementary education degree. Properties of compound, uses of elements, what is element, compound formation test for elementary school teaching certification.
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MCQ on Elements and Compounds Worksheets 3 PDF Book Download
MCQ: When iron and sulphur are mixed together at room temperature there is lack of
- production of new product
- mixed reaction
- both a and b
MCQ: Due to temperature sensitivity element which is filled in thermometer, is
MCQ: Heating, exposing to light or passing electricity will only let to decompose
MCQ: A substance which cannot be broken into further simpler substance by any chemical reaction is called
MCQ: Nitric acid is combined with oxygen to produce brown fume of
- nitrogen oxide
- nitrogen dioxide
- carbon dioxide