Grade 10 Chemistry Worksheets Questions and Answers PDF Book Download

Grade 10 chemistry worksheets MCQs, grade 10 chemistry worksheets quiz answers for online high school courses. Chemical industries multiple choice questions (MCQs), grade 10 chemistry worksheets quiz questions and answers for online school degrees. Metallurgical operations, petroleum, urea and composition, grade 10 chemistry worksheets test prep for high school teacher certification.

Learn chemistry MCQs: process in which metal ions are reduced to free metals is called, with choices roasting, smelting, bessemerization, and concentration for online school degrees. 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 PDF Book 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