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ng.cengage.com Cengage MindTap Cengage Learning Shop All Jewelry - GLDN MINDTAP Baylee Jordan L From Cengage 2.4c Representing lonic Compounds with Formulas Due on Jan 29 at 8 AM CST e submission until Jan 31 at 8 AM CST is allowed, with a one time 10% penalty to submitted score. Overview Representing lonic Compounds with Formulas Submit for Grading Current score : 0.50/1 pts (50%) Autosaved at 8:26 PM Tutored Practice Problem 2.4.2 COUNTS TOWARDS GRADE Close Problem Write formulas for ionic compounds (a) What is the formula of the ionic compound expected to form between the elements barium and chlorine? (b) What is the formula of the compound formed between the ions Cro42and Fe2+? (c) What ions make up the ionic compound NaNO3? Cation formula Anion formula Check & Submit Answer Show Approach

Explanation / Answer

a)
Ba is in group 2 of periodic formed
It forms cation Ba2+
Cl is in group 7 of periodic formed
It forms anion Cl-
So,
the compound is BaCl2

b)
Fe2+ and CrO42- forms
FeCrO4

c)
NaNO3 is formed by Na+ and NO3-
Cation formula: Na+
Anion formula: NO3-

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