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Table 20.2 -Which of the Following Reactions Will Occur Spontaneously as Written

Question 32

Multiple Choice

Table 20.2 Table 20.2 -Which of the following reactions will occur spontaneously as written? A) 3Fe<sup>2+</sup> (aq) + Cr<sup>3+ </sup>(aq) → Cr (s) + 3Fe<sup>3+</sup> (aq) B) 2Cr<sup>3+</sup> (aq) + 3Sn<sup>2+</sup> (aq) → 3Sn<sup>4+</sup> (aq) + 2Cr (s) C) Sn<sup>4+</sup> (aq) + Fe<sup>2+</sup> (s) → Sn<sup>2+</sup> (aq) + Fe (s) D) Sn<sup>2+</sup> (aq) + Fe<sup>2+</sup> (s) → Sn<sup>4+</sup> (aq) + Fe<sup>3+</sup> (aq) E) 2Cr (s) + 3Fe<sup>2+</sup> (s) → 3Fe (s) + 2Cr<sup>3+</sup> (aq)
-Which of the following reactions will occur spontaneously as written?


A) 3Fe2+ (aq) + Cr3+ (aq) → Cr (s) + 3Fe3+ (aq)
B) 2Cr3+ (aq) + 3Sn2+ (aq) → 3Sn4+ (aq) + 2Cr (s)
C) Sn4+ (aq) + Fe2+ (s) → Sn2+ (aq) + Fe (s)
D) Sn2+ (aq) + Fe2+ (s) → Sn4+ (aq) + Fe3+ (aq)
E) 2Cr (s) + 3Fe2+ (s) → 3Fe (s) + 2Cr3+ (aq)

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