Hey i need some help :)) (no diagram or explanation needed) 8.9.10.Which of the following reactions is a redox reaction?A) 2HCl + Ca(OH)2Ca(OH)2 → CaCl₂ + 2H₂OB) CaCO3 → CaO + CO2C) HCl + AgNO3 → AgCl + HNO3Which of the following combinations, containing their standard state nitrate solutions, will produce the highest voltagewhen joined together in an electrochemical cell?E) magnesium and aluminumA) copper and silver C) magnesium and silverB) zinc and copperD) nickel and ironWhich of the following equations does not represent an oxidation-reduction reaction?a. Mg(s) +2HC1(₂)→MgCln(aq) + H.b.2H₂02028) →CaoCH 4(E) +SO 3(E) +C.d. 2Na(s) +e.CO₂5) +CaSO27,0 € +PC1)Cl₂(8)→+4(5)2NaOHPC15(8)(20)D) 2PbO2 → 2PbO + O₂E) NaHCO3 + H₂SO4 → Na2SO4 + CO2 + H₂O+H.H₂(g)

Reaction in which oxidation as well as reduction occur simultaneously are called redox reaction.

8. Which of the following reactions is a redox reaction? A) 2HCl + Ca(OH)2 → CaCl2 + 2H₂O B)CaCO3 → CaO + CO2 C) HCl + AgNO3 → AgCl + HNO3 D) 2PbO2 → 2PbO + 0₂ E) NaHCO3 + H₂SO4 → Na2SO4 + CO₂ + H₂O

8. Which of the following reactions is a redox reaction? A) 2HCl + Ca(OH)2 → CaCl2 + 2H₂O B)CaCO3 → CaO + CO2 C) HCl + AgNO3 → AgCl + HNO3 D) 2PbO2 → 2PbO + 0₂ E) NaHCO3 + H₂SO4 → Na2SO4 + CO₂ + H₂O

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter17: Electrochemistry

Section: Chapter Questions

Problem 76AP

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Question

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Hey i need some help :)) (no diagram or explanation needed)

8.
9.
10.
Which of the following reactions is a redox reaction?
A) 2HCl + Ca(OH)2
Ca(OH)2 → CaCl₂ + 2H₂O
B) CaCO3 → CaO + CO2
C) HCl + AgNO3 → AgCl + HNO3
Which of the following combinations, containing their standard state nitrate solutions, will produce the highest voltage
when joined together in an electrochemical cell?
E) magnesium and aluminum
A) copper and silver C) magnesium and silver
B) zinc and copper
D) nickel and iron
Which of the following equations does not represent an oxidation-reduction reaction?
a. Mg(s) +
2HC1(₂)→
MgCln(aq) + H.
b.
2H₂0
2028) →
Cao
CH 4(E) +
SO 3(E) +
C.
d. 2Na(s) +
e.
CO₂5) +
CaSO
27,0 € +
PC1)Cl₂(8)→
+
4(5)
2NaOH
PC15(8)
(20)
D) 2PbO2 → 2PbO + O₂
E) NaHCO3 + H₂SO4 → Na2SO4 + CO2 + H₂O
+
H.
H₂(g)

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