Solutions Multiple Choice Questions and Answers 12 PDF Download

Learn solutions multiple choice questions, grade 7 science online test 12 for elementary school degree online courses, distance learning for exam prep. Practice acids and alkalis multiple choice questions (MCQs), solutions quiz questions and answers for science class for 7th grade science word problems with solutions.

Study elementary school science multiple choice questions (MCQs): bacteria in our mouth are acidic which should be neutralized by, for free online courses with choices orange juice, toothpaste, vinegar, and antacid, acids and alkalis quiz with interesting questions to ask in teachers' jobs interview of elementary and middle school teachers. Free science study guide for online learning acids and alkalis quiz questions to attempt multiple choice questions based test.

MCQs on Solutions Worksheets 12 Quiz PDF Download

MCQ: Bacteria in our mouth are acidic which should be neutralized by

  1. toothpaste
  2. orange juice
  3. vinegar
  4. antacid

A

MCQ: Strong 'alkalis' are

  1. highly corrosive
  2. medium corrosive
  3. normal corrosive
  4. less corrosive

A

MCQ: Copper sulphate has solubility at 25 ?C in 100 g of water equal to

  1. 22g
  2. 20g
  3. 12g
  4. 44g

A

MCQ: If an alkali is added to acid, it's acidic nature will be

  1. enhanced
  2. reduced
  3. same
  4. constant

B

MCQ: Zero is percentage of solubility of salt in

  1. water
  2. alcohol
  3. acid
  4. base

B