Solutions Multiple Choice Questions 12 PDF Download

Learn solutions MCQs, grade 7 science test 12 for online courses learning and test prep, acids and alkalis multiple choice questions and answers. Acids and alkalis revision test includes science worksheets to learn for 7th grade science word problems with solutions.

Science multiple choice questions (MCQ) on bacteria in our mouth are acidic which should be neutralized by with options orange juice, toothpaste, vinegar and antacid, acids and alkalis quiz for competitive exam prep, viva interview questions with answers key. Free science study guide to learn acids and alkalis quiz to attempt multiple choice questions based test.

MCQs on Solutions Quiz PDF Download Worksheets 12

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