Valency and Chemical Formula Questions and Answers 154 PDF Book Download

Valency and chemical formula quiz questions and answers, valency and chemical formula MCQ with answers pdf 154 to study online O level chemistry course. Practice "chemical formulae and equations" quiz, valency and chemical formula Multiple Choice Questions (MCQs) for online college degrees. Free valency and chemical formula MCQs, dissolving, filtering and evaporating, chemical symbols, distillation: purification process, evaporation, valency and chemical formula test prep for online college courses.

"The chemical formula of butane is", valency and chemical formula Multiple Choice Questions (MCQs) with choices c2h4, ch4, c3h8, and c4h10 for SAT test. Learn chemical formulae and equations questions and answers to improve problem solving skills for free online college courses.

Quiz Questions on Valency & Chemical Formula 154 PDF Book Download

Valency and Chemical Formula Quiz

MCQ: The chemical formula of butane is

  1. CH4
  2. C2H4
  3. C3H8
  4. C4H10

D

Evaporation Quiz

MCQ: Evaporation of solution of CuSO4 helps in

  1. making it concentrated only
  2. crystallization of CuSO4 only
  3. evaporation of salt CuSO4
  4. making it concentrated and crystallization of CuSO4

D

Distillation: Purification Process Quiz

MCQ: What is true about distilled water?

  1. it has some impurities left in it
  2. it is very pure water
  3. it is obtained through fractional distillation
  4. it is obtained through decanting

B

Chemical Symbols Quiz

MCQ: The valency of Sulphide is

  1. +1
  2. +2
  3. -1
  4. -2

D

Dissolving, Filtering and Evaporating Quiz

MCQ: What is true about crystals?

  1. it is a solid that can be dissolved in liquids
  2. it is a solid that re appears from other substances
  3. it is a solid that reappears from the solution
  4. it can be obtained through sublimation

C