CHEM 104 Study Guide - Midterm Guide: Tonne, Ph

Consider equimolar samples of different ideal gases at the same volume and temperature. Gas A has a higher molar mass than gas B. Compare the pressures. Compare the rms speeds. Compare the average kinetic energies. A > B A > B A > B A = B A = B A = B A D C = D C D C = D C D C = D C F E = F E F E = F E F E = F E

Which one of the following compounds would produce an acidic solution when dissolved in water? A) Na_2O B) SeO B) CO_2 D) CaO E) MgO Which of the following correctly responds the electron of bromine? A) Br_2(g) + 2e^- rightarrow 2Hr^-(g) B) Br^-(g) + e^- rightarrow Br(g) C) Br(g) + e^- rightarrow Br^-(g) D) Br(g) rightarrow Be^-(g) + e^- E) Br_2(g) + e^- rightarrow Br^-(g) Which of the following does not have right valance electron? A) Be^- B) Ca^+ C) RB^+ D) Xe E) All of the above have right valance electrons. A) O-F, N-F, Mg-F B) N-F, Be-F, Mg-F, O-F C) Be-F, Mg-F, N-F, O-F D) Mg-F, Be-F, N-F, O-F E) O-F, Be-F, Mg-F, N-F Of the bonds C-C, C=C, and C=C the C-C bonds is ______. A) strongest/shortest B) intermediate in both strength and length C) weakest/longest D) weakest/shortest E) strongest/longest Based on the rule: magnesium most likely forms _____ ion. A) Mg^2- B) Mg^6- C) Mg^6+ D) Mg^2+ E) 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 A) Sr, O, Se B) Mn^2+ C) Sr D) Br E) O, Se What species has the electron configuration [Ar]3d^2? A) Cr^2+ B) Mn^2+ C) v^3+ D) K^+ E) Fe^3+ A triple bond consists of _______ pairs of electrons shared between two atoms. A) 1 B) 2 C) 3 D) 4 E) 6