A) Fe2+ + e- —> Fe3+ B) Au3+ + 3e– —> Au C) Ag —> Ag+ + e- D) All of the above Click here to get an answer to your question ️ Which expression correctly represents a balanced reduction half-reaction? Na1+ + e- -> Na b.) 1. CH 4 + 2O 2--> CO 2 + 2H 2 O 3. Which half-reaction correctly represents a reduction reaction? B)The Pt2+ gains electrons and its oxidation number decreases. 3) Li0 + e- → Li+ . H 2 SO 4 + Ca(OH) 2--> CaSO 4 + 2H 2 O 4. Which species represents the cathode? 30 seconds . 123. A)The Pt2+ gains electrons and its oxidation number increases. Given the balanced equation representing a reaction: hich particles are transferra in this reaction? (1) ag --> ag+ + e– (2) f2 --> 2 f– + 2e– (3) au3+ + 3e–--> 1 8. 10. Which half-reaction correctly represents reduction? Which half-reaction correctly represents reduction? Log in. tayymcneall tayymcneall 05/30/2017 Chemistry High School +5 pts. Which half reaction correctly represents reduction? 8.Which expression correctly represents a balanced reduction half-reaction? 2 6. Which half-reaction represents the reduction that occurs? A)The manganese is reduced and its oxidation number changes from +4 … 24 Which half-reaction correctly represents reduction? l) Mn4+ Mn3+ + e— 2) Mn4+ + 3e- 3) + e- 4) Mn4+ + -Y Mn7+ In a redox reaction, the total number of electrons lost is 1) less than the total number of electrons gained 2) greater than the total number of electrons gained A) Hg2+ + 2e- ‡‡ˆ Hg(l) B) 2I- + 2e- ‡‡ˆ I2(s) C) 2I- ‡‡ˆ I2(s) + 2e-D) Hg2+ ‡‡ˆ Hg(l) + 2e-10) In which compound does sulfur have an oxidation number of … 9) Given the oxidation-reduction reaction: Hg2+ + 2I- ‡‡ˆ Hg(l) + I2(s) Which situation correctly represents the half-reaction for the reduction that occurs? A half equation. Like the person above me said, the first two are half reactions, reduction and oxidation respectively. Answer to: Which half-reaction correctly represents reduction? Which half-reaction correctly represents reduction? 2 9. A) Fe" → Fe. Answer to: Which equation represents an oxidation-reduction reaction? Correct answer to the question: Which half-reaction correctly represents reduction? The third one is not an oxidation or reduction because nitrogen stays in the +4 state on both sides of the equation, and oxygen stays in the -2 state. Which half-reaction correctly represents reduction? A) Fe2+ + e- ---> Fe3+ B) Au3+ + 3e– ---> Au C) Ag … 2 5. answer choices . 4 4. A) Fe2+ + e- ---> Fe3+ B) Au3+ + 3e– ---> Au C) Ag ---> Ag+ + e-D) All of the above F2→ 2F- + 2e-3. 1. ... Base your answer on the diagram below which represents a chemical cell at 298 K and 1 atmosphere. Ask your question. Which expression correctly represents a balanced reduction half-reaction? Log in. A)K+ + e– ® K B)K + e– ® K+ C)K+ ® K + e– D)K ® K+ + e– 14.Which half-reaction equation represents the reduction of a potassium ion? Ag→Ag++e-2. D) oxidation and reduction reactions 9.Half-reactions can be written to represent all A) Sn2+ + 2e– ® Sn0 B) Sn4+ + 2e– ® Sn2+ C) Sn2+ ® Sn0 + 2e– D) Sn2+ ® Sn4+ + 2e– 10.Which half-reaction correctly represents oxidation? Answer Key Oxidation Reduction Changes Chemistry! Which half-reaction correctly represents reduction? Click here to get an answer to your question ️ Which half reaction correctly represents reduction? Cr3+ + 3e- -> Cr(s) What is the oxidation number of carbon in NaHCO3? Oxidation refers to the half reaction where an element has a charge which increases. If something gains electrons it will inevitably have a more negative charge, this is one easy way to tell if a reduction has occurred. Au3+3e-→ Au4. Find an answer to your question “Which half reaction equation correctly represents a reduction reaction? Which equation correctly represents the oxidation half-reaction? Multiple-choice makes this question easy. 1 7. Find an answer to your question Consider the chemical reaction below. 1 3. 2 2. * a. S²⁻+2e⁻ ⇒ S⁰ b. S²⁻⇒S⁰ + 2e⁻ c.Mn⁷⁺+3e⁻⇒Mn⁴⁺ d.Mn… Get the answers you need, now! Zn. 2. Which half-reaction correctly represents reduction? Join now. Na -> Na1+ + e-c.) Cl2 + 2e- -> Cl-d.) 2Cl1- -> Cl2 + 2e- Answer to 4) Which half reaction represents the REDUCTION of a Iron III to Iron 1? A)1 B)2 C)0.5 D)4 43.In the reaction is used to represent the reaction that happens at an electrode. A half reaction is either the oxidation or reduction reaction component of a redox reaction. A)temperature B)volume C)matter D)nothing 42.A chemical reaction always demonstrates the conservation of what? Fe2++e-→ Fe3+ Cu 2+ Tags: Question 10 . The oxidation half-reaction and the reduction-half reaction occur simultaneously. MgCrO 4 + BaCl 2--> MgCl 2 + BaCrO 4 2. There was a problem previewing this document. Which half reaction correctly represents reduction… 1) Sn0 + 2e- → Sn2+ 2) Na0 + e- → Na+ . For oxidation-reduction reactions in acidic conditions, after balancing the atoms and oxidation numbers, one will need to add H + ions to balance the hydrogen ions in the half reaction. SURVEY . Ask your question. Join now. D)It acts as a reducing agent. + 2e. 4) Br20 + 2e- → 2Br-Respuesta Guardar. (1) Mn 4+ ==> Mn 3+ + e-(2) Mn 4+ ==>Mn 7+ + 3e-(3) Mn 4+ + e- ==>Mn 3+ (4) Mn 4+ + 3e- ==> Mn 7+ 3: charge goes down and electrons go on the more positive side: 25 Which indicator is blue in a solution that has a pH of 5.6? Half-Reaction correctly represents a balanced reduction half-reaction ) Sn0 + 2e- → Sn2+ 2 ) Na0 + →! S²⁻+2E⁻ ⇒ S⁰ b. S²⁻⇒S⁰ + 2e⁻ c.Mn⁷⁺+3e⁻⇒Mn⁴⁺ d.Mn… get the Answers you need now... ⇒ S⁰ b. S²⁻⇒S⁰ + 2e⁻ c.Mn⁷⁺+3e⁻⇒Mn⁴⁺ d.Mn… get the Answers you,! Bacl 2 -- > CaSO 4 + 2H 2 O 4 oxidation states of individual substances in! 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