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Atoms and Elements Multiple Choice Questions PDF p. 5

Atoms and Elements multiple choice questions and answers, atoms and elements quiz answers PDF 5 to learn O Level Chemistry course for college certification. Learn Elements, Compounds and Mixtures MCQ trivia questions, atoms and elements Multiple Choice Questions (MCQ) for online college degrees. Atoms and Elements Interview Questions PDF: periodic table: o level chemistry, redox reactions, atoms and elements test prep for online college bachelor degree.

"Brass is an example of an/a" MCQ PDF with choices compound, alloy, mixture, and element for online college for teaching degree. Solve elements, compounds and mixtures questions and answers to improve problem solving skills for best online GRE prep class.

Atoms & Elements Questions and Answers MCQs

MCQ: Brass is an example of an/a

alloy
compound
mixture
element

MCQ: If acidified Potassium Dichromate(VI) (K2Cr2O7) acts as oxidizing agent, color changes from

orange to red
orange to green
yellow to green
yellow to red

MCQ: A particle maybe a/an

atom
molecule
isotope
all of above

MCQ: If the proton (p+) number of an element changes, it will become a/an

isotope
another element
electrolyte
none of above

MCQ: Aluminum (Al) is preferred in overhead power cables because

it is a good conductor
it acts as an insulator, in case of lightening
it prevents accidents
it is lighter in weight