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Valency and Chemical Formula Quiz Questions and Answers PDF p. 154

Valency and Chemical Formula quiz questions and answers, valency and chemical formula MCQ with answers PDF 154 to solve O Level Chemistry mock tests for online college programs. Solve Chemical Formulae and Equations trivia questions, valency and chemical formula Multiple Choice Questions (MCQ) for online college degrees. Valency and Chemical Formula Interview Questions PDF: 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" MCQ PDF with choices c2h4, ch4, c3h8, and c4h10 for SAT test. Practice chemical formulae and equations questions and answers to improve problem solving skills for free online college courses.

Quiz on Valency & Chemical Formula MCQs

MCQ: The chemical formula of butane is

CH4
C2H4
C3H8
C4H10

MCQ: Evaporation of solution of CuSO4 helps in

making it concentrated only
crystallization of CuSO4 only
evaporation of salt CuSO4
making it concentrated and crystallization of CuSO4

MCQ: What is true about distilled water?

it has some impurities left in it
it is very pure water
it is obtained through fractional distillation
it is obtained through decanting

MCQ: The valency of Sulphide is

+1
+2
-1
-2

MCQ: What is true about crystals?

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