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34 solutions

Ionic and Covalent Bonds

Q. 6. Predict which of the following oxides is most likely to exist as a stable compound. (1) Cu2O3 (2) ScO2 (3) MnO4 (4) Ar3O4 (5) Ga2O3 What makes a molecule "likely to exist"?

Solved • Nov 6, 2019

Ionic and Covalent Bonds

Q. When potassium chromate, K2CrO4 is dissolved in water, what ions are produced? 2K++CrO2−4 K2+2+CrO2−4 2K++Cr2−+2O2 2K++Cr6++4O2− no ions are formed

Solved • Oct 22, 2019

Ionic and Covalent Bonds

Q. Which of the following demonstrates the formation of an ionic compound involving the elements Na and S? a. Na2+ + S2- → NaS b. Na+ + Na+ + S2- → Na2S c. Na+ + Na+ + Na+ + S3- → Na3S d. Na+ + S- → NaS e. Na2+ + Na2+ + Na2+ + S3- + S3- → Na3S2

Solved • Oct 14, 2019

Ionic and Covalent Bonds

Q. Which of the following contains only covalent bonding and no ionic bonding? a. NaOH b. Na2SO4 c. CCl4 d. Ca(NO3)2

Solved • Oct 14, 2019

Ionic and Covalent Bonds

Q. Which pair of elements is most likely to form an ionic compound? a. magnesium and fluorine b. oxygen and chlorine c. sodium and aluminum d. nitrogen and sulfur

Solved • Oct 14, 2019

Ionic and Covalent Bonds

Q. What type of bonding occurs in iron(III) chloride, FeCl3? a) covalent b) metallic c) ionic

Solved • Oct 14, 2019