Concept explainers
(a)
Interpretation: Size of
Concept Introduction:
Atomic radius is the distance between the atomic nucleus and outermost electron of an atom. From the atomic radius, the size of atoms can be visualized.
Along the period, the valence electron is added to the same shell and thus attraction by the nucleus gets stronger. Therefore, atomic radii reduces from left to right in the periodic table
Group 2A in the periodic table contains 2 valence electrons and the outer electronic configuration is
(b)
Interpretation: Size of
Concept Introduction:
Atomic radius is the distance between the atomic nucleus and outermost electron of an atom. From the atomic radius, the size of atoms can be visualized.
Along the period, the valence electron is added to the same shell and thus attraction by the nucleus gets stronger. Therefore, atomic radii reduces from left to right in the periodic table
(c)
Interpretation: Size of
Concept Introduction:
Atomic radius is the distance between the atomic nucleus and outermost electron of an atom. From the atomic radius, the size of atoms can be visualized.
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EBK CHEMISTRY
- 14.34 Draw all reasonable resonance structures for each species. a. b. Ö :0: C. :0: :0: d. OH e. f. :O:arrow_forward7. The standard reduction potentials for two half-reactions are shown above. Which of the statements listed below will be true for the following reaction taking place under standard conditions? a. E° b. E° c. E° = d. E° e. E° = Al (s) + Cr³+ → Al³+ + Cr (s) 0.93 V, and the reaction is not spontaneous 0.93 V, and the reaction is spontaneous 2.39 V, and the reaction is not spontaneous 2.39 V, and the reaction is not spontaneous 0.93 V, and the reaction is spontaneous Cu2+ + 2e → Cu E° = +0.34 V Zn2+ + 2e → Zn E° = -0.76 V E° = -1.18 V Mn2+ + 2e → Mn 8. Based on the above reduction potential, which of the following reactions will occur spontaneously? a. Mn²+ + Cu → Mn + Cu2+ b. Mn²+ + Zn → Mn + Zn²+ c. Zn2+ + Cu → Zn + Cu²+ d. Zn²+ + Mn → Zn + Mn2+ e. Cu²+ + Zn²+ → Cu + Znarrow_forward14.35 For which compounds can a second resonance structure be drawn? Draw an additional resonance structure and the hybrid for each resonance-stabilized compound. a. OCH3 OCH 3 b. C. d. CH3 NHCH3arrow_forward
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