11.What is a redox reaction?     A.a chemical reaction in which the forward reaction is oxidation and the reverse reaction is reduction   B.a chemical reaction in which all reactants undergo oxidation only or all reactants undergo reduction only   C.a chemical reaction in which all reactants undergo oxidation and then undergo reduction   D.a chemical reaction in which some reactants undergo oxidation and some reactants undergo reduction

Q: Classify each of the following reactions (acid-base, combination, decomposition, combustion or…

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Q: 1) Which of the following are redox reactions? a. Ca(s) + 2H₂O(1) Ca(OH)₂(aq) + H₂(g) b. CaCO3(s) →…

A: Redox reaction: any chemical reaction in which the oxidation number of a participating chemical…

Q: The reaction HCl (aq) + Na2CO3 (aq) —> NaCl (aq) + H2O (l) + CO2 (g) involves changes in oxidation…

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Q: 1. Which of the following isn't an example of an oxidation-reduction reaction? (a) CasP2(s) + 6…

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Q: Classify each of these reactions. Pb(NO,),(aq) + 2 KCI(aq) PbCl, (s) +2 KNO,(aq) - CH, +30,(g)…

A: In a redox reaction, one element is oxidised and another element is reduced.

Q: 1. Molecular reaction: copper (II) chlorate reacts with carbon to produce copper (II) chloride and…

A: The given reaction is Copper (II) chlorate reacts with C to give Copper (II) chloride and CO2. The…

Q: Which of the following chemical reactions is classified as a single replacement reaction? A.…

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Q: 2????32Al+3Cl2⟶2AlCl3 reducing agent                              [ Select ]…

A: Oxidation = loss of electrons  Reduction = gain of electrons  Oxidizing agents are substances that…

Q: 1. This reaction is best categorized as a... a.Single replacement reaction b.Double replacement…

A: The reaction given in question is an exampleof double displacement reaction. Those reactions in…

Q: Which of the following equations is not a redox reaction? a.    H2O(l) + NH3(g) → NH4+(aq) +…

A: In a redox reaction, both the oxidation and reduction takes place simultaneously. When oxidation…

Q: In  the appropriate space after each equation, write the formulas for the oxidant and reductant, and…

A: Given reactions:

Q: Which reaction below is a redox reaction? a) 2HClO4(aq) + Ba(OH)2(aq) → Ba(ClO4)2(aq) + H2O(l) b)…

A: By considering oxidation numbers to compounds of reactants and products we can figure out the redox…

Q: Classify the following redox reactions.   (a)P4+10Cl2⟶4PCl5…

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Q: Worksheet # 4-Calculating Oxidation Numbers The charge an element has in a compound in called an…

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Q: Which of the following is NOT a redox reaction? N2 + 3H2 --> 2NH3 2Al + Fe2O3 --> Al2O3 + 2Fe…

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Q: reaction? Al (s) + HCl (aq) → AlCl3 (aq) + H2 (g) What is reducing agent in this redox reaction?…

A: Loss of electrons is oxidation and gain of electrons is reduction  Substance which undergoes…

Q: A precipitate is    a substance that makes a chemical reaction proceed more quickly. a solid…

A: Choose correct option for precipitate reaction--

Q: Which of the following is not an example of REDOX reactions? * 1 point [A] Fe2O3 + 3CO → 2Fe + 3CO2…

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Q: Consider the redox equation. CuCl2 + Al → AICI3 + Cu 1. Which is the oxidizing agent? [Select] II.…

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Q: In which reaction does the oxidation number of hydrogen change? A CaO (s) + H2O (/) → Ca(OH)2 (s) B)…

A: We have to identify the following given reactions in which the reaction does the oxidation number of…

Q: Determine which two of the following reactions are redox reactions. If the reaction is a redox…

A: Loss of electrons is oxidation Gain of electrons is reduction

Q: 1. 4Fe + 30₂ 2Fe2O3 Oxidation Reaction: Reduction Reaction: Reducing Agent: Oxidizing Agent: 2. Cl₂…

A: Increase in oxidation number occurs in an oxidation reaction. Decrease in oxidation number occurs in…

Q: Classify each of the following reactions(or descriptions of reactions)as a combination,…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Why does this solution turn blue?

A: In a chemical reaction, reactants react to form the products. Chemical reactions are of different…

Q: Determine the oxidation numbers of each element present in the following compounds/polyatomic ions:…

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Q: In which reaction does the oxidation number of oxygen increase? A) Mgo (s) + H2O (I) → Mg(OH)2 (s) B…

A: In the decomposition of H2O the hydrogen gas and oxygen gas is evolved At initial the oxidation…

Q: 41. 15.0 mL of 0.30 M sodium phosphate solution reacts with 20.0 mL of 0.22 M lead(II) nitrate…

A: Given data, Sodium phosphate solution = 15 mL of 0.30 M Lead (II) nitrate = 20 mL of 0.22 M

Q: The oxidation number of S is S2O62- is __. a) +4 b) +5 c) +3 d) +6

A: In S2O62- two oxygen atom are bonded with one sulphur by double bond and one oxygen by single bond .…

Q: Given the following chemical reactions, identify the common changes found. A. Set 1 1. C+020 CO2 2.…

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Q: Which of the following is NOT a REDOX reaction? K2CrO4(aq) + Pb(NO3)2(aq) → PbCrO4(s) + 2KNO3(aq) B)…

A: Ans: In starting material Cr oxidation number is +6. In product Cr oxidation number is +6. No change…

Q: In a redox reaction: electrons are created there is a transfer of protons from one…

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Q: 2NH4NO3(s)  →→ 2N2(g) + O2(g) + 4H2O(l)  What is the oxidation number of the nitrogen atom in the…

A: we have to determine the oxidation state of N in reactant

Q: 9) Determine if each of the reactions below is a redox reaction. If they are redox reactions,…

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Q: c) Are the following Redox reactions or non-Redox reactions? If you determine that they are Redox,…

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Q: Identify a true statement about a redox reaction.   It involves a transfer of protons from one…

A: A redox reaction involves the oxidation, as well as reduction reaction. These types of reactions…

Q: For the following reaction, identify the oxidation number for each element in the reactants and…

A: Since you have posted question with multiple subparts we will answer the first three subparts for…

Q: Question 2

A: Redox reaction is the reaction in which oxidation and reduction both takes place or are the…

Q: In which reaction does the oxidation number of hydrogen change? A CaO (s) + H2O (1) → Ca(OH)2 (s) B)…

A: The oxidation number is the charge occupied by respecting atom in the molecule.

Q: Classify each of these reactions. Ba(CIO,),(s) → BaCl,(s) + 3 O,(g) 2 NaCl(aq) + K,S(aq) → Na, S(aq)…

A: Given: Some reactions are given  To find: the type of reaction.  Solution: When reactants react with…

Q: Unbalanced Reaction Equation: Fe2+(aq) + MnO4-(aq) → Fe3+(aq) + Mn2+(aq) Question Content Area MnO4-…

A: Given :-  Fe2+(aq) + MnO4-(aq) → Fe3+(aq) + Mn2+(aq)  MnO4- is reduced here  To find :-  Oxidation…

Q: Identify the spectator ions in the following precipitation reaction. Pb(NO3)4(aa) + Na,SO4(ao)>…

A: Ans. 1. Option B is correct answer Na+ and NO3-.   2. Option A is correct.      A. 0.

Q: Determine if each reaction is a redox reaction or not a redox reaction: Reaction A: 2Na(s) + Cl2(g)…

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Q: Ag+ + e- = Ag   Question 32 options:   This reaction is an example of double replacement reaction.…

A: In this reaction silver ion Ag+ gains an electron and form silver  Gain of electron means reduction…

Q: Calculate the increase or decrease in the oxidation state for each element listed as it changes from…

A: In a chemical reaction, the reactants of an appropriate mass are converted into the product. The…

Q: Which of the following is a redox reaction? A) ZNSO4(aq) + Hg2(NO3)2(aq) → Hg,SO4(s) + Zn(NO3)2(aq)…

A: Redox is  a type of chemical reaction in which the oxidation states of atoms are changed. Redox…

Q: 1. Which one of the following is a redox reaction? A) CaBr₂(aq) + H₂SO₄(aq) → CaSO₄(s) + 2HBr(g)…

A: The redox reaction is a basically an oxidation-reduction reaction which includes a transfer of…

Q: Classify the reaction below as redox or non-redox 2HBr+Mg ----> MgBr2 + H2

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Q: 8. Which of the following reactions is a redox reaction? A) 2HCl + Ca(OH)2 → CaCl2 + 2H₂O B)CaCO3 →…

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

Q: Indicate the type of reaction for each of the following chemical reactions.   KHCO3(s)    ->…

A: There are many type of chemical reaction like- Combination reaction Decomposition, Single…

Q: B. +14 15.Which one of the following reactions is a redox react on? A. Pb2+(aq) + 2CI- (aq) PbCl2(s)…

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