Grade 7 English MCQs

Solutions Multiple Choice Questions Test 12 Tests pdf Download

Practice science test 12 on solutions MCQs, grade 7 acids and alkalis multiple choice questions and answers. Acids and alkalis revision test has science worksheets, answer key with choices as orange juice, toothpaste, vinegar and antacid of multiple choice questions (MCQ) with acids and alkalis quiz as bacteria in our mouth is acidic which is neutralized by alkaline for competitive exam prep. Free science study guide to learn acids and alkalis quiz to attempt multiple choice questions based test.

MCQs on Solutions: Worksheets 12 Quiz pdf Download

MCQ. Bacteria in our mouth is acidic which is neutralized by alkaline

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

A

MCQ. Strong alkalis are corrosive

  1. highly
  2. medium
  3. normal
  4. slowly

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 will acidic nature will be

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

B

MCQ. Zero is solubility of salt in

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

B