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O Level Chemistry Quiz PDF - Complete

Atoms and Elements Quiz Questions Online p. 64

Learn Atoms and Elements quiz questions and answers, atoms and elements MCQ with answers PDF 64 to study O Level Chemistry course online. Elements, Compounds and Mixtures trivia questions, atoms and elements Multiple Choice Questions (MCQ) for online college degrees. "Atoms and Elements Quiz" PDF Book: properties: bases and reactions, o level chemistry: states of matter, pure substances and mixtures, ph scale: acid and alkali, atoms and elements test prep for colleges offering online degree programs.

"Symbol of Cobalt is" MCQ PDF: cu, co, cl, and ca for ACT prep classes. Study elements, compounds and mixtures questions and answers to improve problem solving skills for completely online college.

Quiz on Atoms & Elements MCQs

MCQ: Symbol of Cobalt is

Co
Cu
Cl
Ca

MCQ: Which of the following has a pH of 7?

sugar solution only
salt solution only
strong acids
sugar and salt solution

MCQ: Presence of impurities in ethanol (C2H5OH) will

lower the boiling point
raise the boiling point
lower the rate of evaporation
none of above

MCQ: Substances which transform from solid into a gas directly, are called as

Amphoteric oxides
basic oxides
sublimations
neutral oxides

MCQ: In the presence of phenolphthalein, alkali shows

blue color
violet color
pink color
green color