Atoms and Elements Questions and Answers PDF Download eBook
Atoms and Elements trivia questions and answers, atoms and elements quiz answers PDF 171 to practice O level chemistry exam questions for online classes. Practice "Elements, Compounds and Mixtures" trivia questions and answers, atoms and elements Multiple Choice Questions (MCQ) for online college degrees. Free atoms and elements MCQs, ionic and covalent substances, dissolving, filtering and evaporating, molecules and covalent bonds, acidity or alkalinity, atoms and elements test prep for two year online colleges.
"The most common element in the air is", atoms and elements Multiple Choice Questions (MCQ) with choices nitrogen, hydrogen, oxygen, and carbon for online degree programs. Learn elements, compounds and mixtures questions and answers to improve problem solving skills for ACT test.
Trivia Quiz on Atoms & Elements PDF Download eBook
MCQ: The most common element in the air is
- hydrogen
- nitrogen
- oxygen
- carbon
B
MCQ: Each color is associated with a particular pH in
- litmus indicator
- universal indicator
- methyl orange indicator
- Phenolphthalein indicators
B
MCQ: In Oxygen molecule (O2), stability is gained through sharing of
- one electron
- two electrons
- three electrons
- four electrons
D
MCQ: Crystallization is used to purify
- sugar only
- fertilizers only
- salt from solution
- sugar and fertilizers
D
MCQ: The melting point of the diamond is
- 340 °C
- 3400 °C
- 370 °C
- 3700 °C
D