Atoms Molecules Mixtures and Compounds Multiple Choice Questions and Answers 21 PDF Download

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Science multiple choice questions (MCQ): gas with pungent smell, which is made up of one atom of nitrogen and three atoms of hydrogen is with options helium, oxygen, ammonia and nitrogen, uses of compounds quiz with eBooks online to download for problem-solving skills for charter school and high school students. Free science study guide to learn uses of compounds quiz to attempt multiple choice questions based test.

MCQs on Atoms Molecules Mixtures and Compounds Worksheets 21 Quiz PDF Download

MCQ: A gas with pungent smell, which is made up of one atom of nitrogen and three atoms of hydrogen is

  1. oxygen
  2. helium
  3. ammonia
  4. nitrogen

C

MCQ: Non-magnetic elements are mostly

  1. non-metal
  2. metal
  3. semi-solid
  4. liquid

A

MCQ: Paper chromatography is a useful technique in separation and identification of different

  1. Siemens
  2. stigma
  3. plant pigments
  4. roots

C

MCQ: Mixture of tartaric acid and sodium bicarbonate forms

  1. baking powder
  2. coco powder
  3. coconut powder
  4. talcum powder

A

MCQ: Element that builds up nitrates, proteins and is also used in chlorophyll, is

  1. oxygen
  2. carbon
  3. nitrogen
  4. hydrogen

C