WS#02 Atoms Molecules and Ions (Chapter 2 openstax Chemistry-Atoms First) [Key].pdf

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Worksheet 2: Atoms, Molecules and Ions (Chapter 2; openstax: Chemistry Atoms First)Topics covered in this worksheet:atomic structure basics, symbolism, isotopes, the periodic table, naming ofcompounds, the concept of mole, atomic and molecular mass.Symbol to represent isotope;Where, A = Mass number = # Protons + # Neutronsand Z = Atomic Number = # Protons1.Using the Periodic Table, fill in the missing information in the chart, below.Symbolatomic massprotonsneutronselectronschargeW18474110722+Br803545350Au1977911878+Te1285276542-2.For each of the numbered species that is a neutral atom, represent its composition in the formWhich of these species are isotopes?Explain why?#1#2#3#4#5#6#7protons16201918202220neutrons18202122242628electrons18201817182220XAZXAZCa4020Ca4820Neutralatom

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Term
Fall
Professor
HUMMEL
Tags
Atom, Atomic Number, Isotopes, Mole, Periodic Table, Chemical element, naturally occurring isotopes

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