Percent Composition of Elements Trivia Questions and Answers PDF Download eBook
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"In Calcium Chloride, the percentage composition of Calcium is", percent composition of elements Multiple Choice Questions (MCQ) with choices 0.3722, 0.4621, 0.4621, and 0.36112 to learn online IGCSE GCSE courses. Learn chemical formulae and equations questions and answers to improve problem solving skills for online colleges that offer certificate programs.
Percent Composition of Elements Questions and Answers PDF Download eBook
MCQ: In Calcium Chloride, the percentage composition of Calcium is
- 0.4621
- 0.3722
- 0.4621
- 0.36112
D
MCQ: Products of reaction CuO + HNO3 → are
- Cu2NO3 + H2O
- Cu(NO3)2 + H2O
- Cu(NO3)2 + H2
- Cu(NO2)4 + H2
B
MCQ: Extra stability is gained in the third shell if the number of electrons is
- 18
- 2
- 8
- 10
C
MCQ: Many catalysts are
- noble gases
- transition metals
- non-metals
- inert gases
B
MCQ: Consider the equation ZnO + NaOH + H2O → Na2Zn(OH)4. Moles of H2O required to balance the equation would be
- 1
- 2
- 3
- 4
A