Atoms Molecules Mixtures and Compounds Multiple Choice Questions and Answers 23 PDF Download

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Study elementary school science multiple choice questions (MCQs): petroleum is a mixture of crude oil and natural gas, these two substance are formed, for online elementary education degree with options artificially, none of them, naturally, and occasionally, mixtures and solutions quiz for online school teachers' job preparation with common interview questions and answers. Free science study guide for online learning mixtures and solutions quiz questions to attempt multiple choice questions based test.

MCQ on Atoms Molecules Mixtures and Compounds Worksheets 23 Quiz PDF Download

MCQ: Petroleum is a mixture of crude oil and natural gas, these two substance are formed

  1. none of them
  2. artificially
  3. naturally
  4. occasionally

C

MCQ: Iodine crystals and carbon dioxide are examples of sublimates that sublime at

  1. room temperature
  2. boiling point
  3. freezing point
  4. none of them

A

MCQ: Chemical symbol for nitrogen gas is

  1. P
  2. S
  3. N
  4. Ne

C

MCQ: Gold alloys are used to make

  1. jewelry
  2. dental fillings
  3. coins
  4. all of them

D

MCQ: A substance that is broken down into simpler substance by means of chemical, not physical, is known as

  1. atom
  2. compound
  3. molecule
  4. solution

B