Chemistry by OpenStax (2015-05-04)
1st Edition
ISBN: 9781938168390
Author: Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher: OpenStax
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Textbook Question
Chapter 7, Problem 3E
Which of the following atoms would be expected to form negative ions in binary ionic compounds and which would be expected to form positive ions: P, I, Mg, Cl, In, Cs, O, Pb, Co?
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Which of the following ionic compounds would be expected to have the highest lattice energy?
RbBr, KF, NaI, MgBr2
1a)Rank the following ionic compounds in order of lattice energy, from the least exothermic (least negative lattice enthalpy) to the most exothermic (most negative lattice enthalpy): Rbl, CaO, SrO, NaCl
1b)Rank the following elements in order of increasing metallic character (from least metallic to most metallic): Ca, S, Rb, Ar, Se
1c) by using the attached table of bond enthalpies, predict ?rH of the following reaction in kJ/mol
H2N-NH2 + O2 ---> N2+ 2H2O
Which pair will form a compound with the larger lattice energy: Na+ and F- ions or Mg2+ and F- ions? Justify your selection.
Chapter 7 Solutions
Chemistry by OpenStax (2015-05-04)
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- Which of the following atoms would be expected to form negative ions in binary ionic compounds and which would be expected to form positive ions: Br, Ca, Na, N, F, Al, Sn, S, Cd?arrow_forwardWrite all resonance structures of chlorobenzene, C6H5Cl, a molecule with the same cyclic structure as benzene. In all structures, keep the CCl bond as a single bond. Which resonance structures are the most important?arrow_forwardList all possible unit formulas (chemical formulas) that can be constructed by the formation of binary ionic compounds from the following elements. (Separate substances in a list with a comma.) Cs (Z = 55), Ba (Z = 56), O (Z = 8), I (Z = 53), Sr (Z = 38)arrow_forward
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