Diketahui beberapa potensial reduksi senyawa berikut: Al3+(aq) + 3e → Al(s)          E∘=−1,66 VSn2+(aq) + 2e → Sn (s)         E∘=−0,14 VZn2+(aq) + 2e → Zn(s)          E∘=−0,76 VCu2+(aq) + 2e → Cu(s)         E∘=+0,34 VAg+(aq) + e → Ag(s)              E∘=+0,80 V Berdasarkan data tersebut, reaksi yang dapat berlangsung spontan adalah ....

Pertanyaan

Diketahui beberapa potensial reduksi senyawa berikut:

straight A calligraphic l to the power of 3 plus end exponent left parenthesis aq right parenthesis space plus space 3 straight e space rightwards arrow space straight A calligraphic l left parenthesis straight s right parenthesis space space space space space space space space space space straight E degree equals negative 1 comma 66 space straight V  Sn to the power of 2 plus end exponent left parenthesis aq right parenthesis space plus space 2 straight e space rightwards arrow space Sn space left parenthesis straight s right parenthesis space space space space space space space space space straight E degree equals negative 0 comma 14 space straight V  Zn to the power of 2 plus end exponent left parenthesis aq right parenthesis space plus space 2 straight e space rightwards arrow space Zn left parenthesis straight s right parenthesis space space space space space space space space space space straight E degree equals negative 0 comma 76 space straight V  Cu to the power of 2 plus end exponent left parenthesis aq right parenthesis space plus space 2 straight e space rightwards arrow space Cu left parenthesis straight s right parenthesis space space space space space space space space space straight E degree equals plus 0 comma 34 space straight V  Ag to the power of plus left parenthesis aq right parenthesis space plus space straight e space rightwards arrow space Ag left parenthesis straight s right parenthesis space space space space space space space space space space space space space space straight E degree equals plus 0 comma 80 space straight V

Berdasarkan data tersebut, reaksi yang dapat berlangsung spontan adalah ....

  1. Cu divided by Cu to the power of 2 plus end exponent space divided by divided by space straight A calligraphic l to the power of 3 plus end exponent divided by straight A calligraphic l

  2. Sn divided by Sn to the power of 2 plus end exponent space divided by divided by space Zn to the power of 2 plus end exponent divided by Zn

  3. Zn divided by Zn to the power of 2 plus end exponent space divided by divided by space straight A calligraphic l to the power of 3 plus end exponent divided by straight A calligraphic l

  4. Ag divided by Ag to the power of plus space divided by divided by space Cu to the power of 2 plus end exponent divided by Cu

  5. straight A calligraphic l divided by straight A calligraphic l to the power of 3 plus end exponent space divided by divided by space Ag to the power of plus divided by Ag

S. Hidayati

Master Teacher

Mahasiswa/Alumni Universitas Indonesia

Jawaban terverifikasi

Pembahasan

Reaksi yang dapat berlangsung spontan adalah yang memiliki harga potensial sel positif. Dari persamaan diketahui bahwa reaksi pada option E, merupakan reaksi yang spontan.

Error converting from MathML to accessible text.

190

0.0 (0 rating)

Pertanyaan serupa

Beberapa data harga potensila reduksi standar (Eo) berikut : Ag+(aq)+e→Ag(s)  Eo=+0,8 VPb2+(aq)+2e→Pb(s)  Eo=−0,14 +4muVNi2+(aq)+2e→Ni(s)  Eo=−0,25 VFe2+(aq)+2e→Fe(s)  Eo=−0,44 V Reaksi yang dapat b...

83

5.0

Jawaban terverifikasi

RUANGGURU HQ

Jl. Dr. Saharjo No.161, Manggarai Selatan, Tebet, Kota Jakarta Selatan, Daerah Khusus Ibukota Jakarta 12860

Coba GRATIS Aplikasi Roboguru

Coba GRATIS Aplikasi Ruangguru

Download di Google PlayDownload di AppstoreDownload di App Gallery

Produk Ruangguru

Produk Lainnya

Fitur Roboguru

Topik Roboguru

Hubungi Kami

Ruangguru WhatsApp

081578200000

Email info@ruangguru.com

info@ruangguru.com

Contact 02140008000

02140008000

Ikuti Kami

©2022 Ruangguru. All Rights Reserved PT. Ruang Raya Indonesia