Question & Answer: Which one of the following compounds would produce an acidic solution when dissolved in…..

Which one of the following compounds would produce an acidic solution when dissolved in water ________ Na_2O SrO CO_2 CaO MgO Which of the following correctly represents the electron affinity of bromine? __________ Br_2 (g) + 2e^- rightarrow 2Br^- (g) Br^+ (g) + e^- rightarrow Br (g) Br (g) + e^- rightarrow Br^- (g) Br (g) rightarrow Br^+ (g) + e^- Br_2 (g) + e^- rightarrow Br^- (g) Which of the following does not have eight valence electrons? ______ Br^- Ca^+ Rb^+ Xe All of the above have eight valence electrons. Which of the following has the bonds correctly arranged in order of increasing polarity? __________ O-F, N-F, Be-F, Mg-F N-F, Be-F, Mg-F, O-F Be-F, Mg-F, N-F, O-F Mg-F, Be-F, N-F, O-F O-F, Be-F, Mg-F, N-F Of the bonds C-C, C-C, and C C the C-C bond is ___________. strongest/shortest intermediate in both strength and length weakest/longest weakest/shortest strongest/longest Based on the octet rule, magnesium most likely forms a _________ ion. Mg^2- Mg^6- Mg^6+ Mg^2+ Mg^- Which of the following would have to lose two electrons in order to achieve a noble gas electron configuration? __________ O Sr Na Se Br Sr, O, Se Na Sr Br O, Se What species has the electron configuration [Ar]3d^2? ________ Cr^2+ Mn^2+ V^3+ K^+ Fe^3+ A triple bond consists of ______ pairs of electrons shared between two atoms. _________ 1 2 3 4 6