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Chem 103 Module 1 To 6 2026 Test Paper Practice Questions And Comprehensive Solution Set

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CHEM 103 MODULE 1 TO 6 2026 TEST PAPER PRACTICE QUESTIONS AND COMPREHENSIVE SOLUTION SET

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CHEM 103 MODULE 1 TO 6 2026 TEST PAPER
PRACTICE QUESTIONS AND COMPREHENSIVE
SOLUTION SET

◉ atomic symbol. Answer: the 1 or 2 letter abbreviation of a element


◉ atomic mass. Answer: the sum of protons and nuetrons


◉ to get the amount of neutrons from atomic mass. Answer: atomic
mass - atomic number ( which is the same as the number of protons
) = number of neutrons


◉ isotopic symbol. Answer: mass number on top
atomic number ( which = to amount of protons ) at the bottom
element symbol big in the middle


◉ how do we find the average atomic mass?. Answer: first : make
sure abundance goes from % to decimal
second : multiply the masses by their decimal form abundance
third: add them up


◉ antimony. Answer: Sb

, ◉ aluminum. Answer: Al


◉ argon. Answer: Ar


◉ arsenic. Answer: As


◉ Barium. Answer: Ba


◉ Boron. Answer: B


◉ bromine. Answer: Br


◉ cadmium. Answer: Cd


◉ Calcium. Answer: Ca


◉ Carbon. Answer: C


◉ Chlorine. Answer: Cl


◉ Chromium. Answer: Cr

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