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Naming Ionic Compounds

Q. Which of the following formulas is incorrect for a cobalt(III) compound? a) Co(NO3)3 b) CoCO3 c) CoPO4 d) Co2O3 e) CoCl3

Solved • Sep 24, 2019

Periodic Table

Q. Which element will form an ion with the greatest positive charge? a) Sr b) Al c) Mg d) P e) Na

Solved • Sep 24, 2019

Naming Ionic Compounds

Q. What is the molecular formula for ammonium nitrate? Express your answer as a chemical formula.

Solved • Sep 24, 2019

Naming Ionic Compounds

Q. What is the name of the ionic compound BaCO3? Enter the compound name.

Solved • Sep 24, 2019

Periodic Table

Q. What fourth period element is represented by the dot structure shown? X: a) Ca b) As c) V d) Ti e) K

Solved • Sep 24, 2019

Types of Chemical Reactions

Q. Sometimes a reaction can fall in more than one category discussed in chapter 3. Into which category (or categories) does the reaction --- Ba(OH)2 (aq) + H3PO4 (aq) fit?

Solved • Sep 24, 2019

Solubility Rules

Q. Nickel sulfite will react with HCl (aq) to form

Solved • Sep 24, 2019