Grade 10 Chemistry Worksheets MCQs Quiz Worksheet PDF Download

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Study high school courses, online chemistry degree programs MCQs: which of following has lowest percentage in air, for online education degree with options krypton, argon, hydrogen, and helium with online student portal for school students to prepare competitive exams. Free chemistry student portal for online learning grade 10 chemistry worksheets quiz questions, MCQs to find questions answers based online learning tests.

MCQ on Grade 10 Chemistry Worksheets Quiz PDF Download

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 following has lowest percentage in air?

  1. Krypton
  2. Argon
  3. Hydrogen
  4. Helium

C

MCQ: Which of following is a pentahydroxy ketone?

  1. Glucose
  2. Fructose
  3. Both A and B
  4. None of these

B

MCQ: Which of following are most abundant class of organic compounds?

  1. Carboydrates
  2. Proteins
  3. Vitamins
  4. Lipids

A

MCQ: Water is an example of

  1. Acid
  2. Base
  3. Amphoteric substance
  4. Salt

C