Chapter 3: Problem 112
Write the formula for each of the following compounds: a. diboron trioxide b. arsenic pentafluoride c. dinitrogen monoxide d. sulfur hexachloride
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Chapter 3: Problem 112
Write the formula for each of the following compounds: a. diboron trioxide b. arsenic pentafluoride c. dinitrogen monoxide d. sulfur hexachloride
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Write electron configurations for a. the cations \(\mathrm{Sr}^{2+}, \mathrm{Cs}^{+}, \mathrm{In}^{+},\) and \(\mathrm{Pb}^{2+}\) b. the anions \(P^{3-}, S^{2-},\) and \(B r^{-}\)
Look up the energies for the bonds in CO and \(\mathrm{N}_{2}\). Although the bond in CO is stronger, CO is considerably more reactive than \(\mathrm{N}_{2}\). Give a possible explanation.
Use the following data to estimate \(\Delta E\) for the reaction: $$\mathrm{Ba}(s)+\mathrm{Br}_{2}(g) \longrightarrow \mathrm{BaBr}_{2}(s) \quad \Delta E=?$$ Lattice energy First ionization energy of Ba Second ionization energy of Ba Electron affinity of Br Bond energy of \(\mathrm{Br}_{2}\) Enthalpy of sublimation of Ba \(-1985 \mathrm{kJ} / \mathrm{mol}\) \(503 \mathrm{kJ} / \mathrm{mol}\) \(965 \mathrm{kJ} / \mathrm{mol}\) -325 kJ/mol \(193 \mathrm{kJ} / \mathrm{mol}\) \(178 \mathrm{kJ} / \mathrm{mol}\)
Write Lewis structures that obey the octet rule for each of the following molecules. a. \(\mathrm{CCl}_{4}\) b. \(\mathrm{NCl}_{3}\) c. \(\operatorname{Sec} 1_{2}\) d. ICl In each case, the atom listed first is the central atom.
Which of the following ions have noble gas electron configurations? a. \(\mathrm{Fe}^{2+}, \mathrm{Fe}^{3+}, \mathrm{Sc}^{3+}, \mathrm{Co}^{3+}\) b. \(\mathrm{Tl}^{+}, \mathrm{Te}^{2-}, \mathrm{Cr}^{3+}\) c. \(\mathrm{Pu}^{4+}, \mathrm{Ce}^{4+}, \mathrm{Ti}^{4+}\) d. \(\mathrm{Ba}^{2+}, \mathrm{Pt}^{2+}, \mathrm{Mn}^{2+}\)
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