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Grade 10 Chemistry Worksheets MCQs Quiz Online PDF Download eBook

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"Process in which metal ions are reduced to free metals is called" Multiple Choice Questions (MCQ) on liquid state and properties with choices roasting, smelting, bessemerization, and concentration for online certifications. Practice chemical industries quiz questions for online certificate programs for online school courses.

MCQs on Grade 10 Chemistry Worksheets PDF Download eBook

MCQ: Process in which metal ions are reduced to free metals is called

  1. roasting
  2. smelting
  3. Bessemerization
  4. concentration

B

MCQ: Which of the following has the lowest percentage in the air?

  1. krypton
  2. argon
  3. hydrogen
  4. helium

C

MCQ: Which of the following is a pentahydroxy ketone?

  1. glucose
  2. fructose
  3. sucrose
  4. starch

B

MCQ: Which of the following is the most abundant class of organic compounds?

  1. carbohydrates
  2. proteins
  3. vitamins
  4. lipids

A

MCQ: Water is an example of

  1. acid
  2. base
  3. amphoteric substance
  4. salt

C