Why does vanadium pentaoxide acts a catalyst?

Q: Illustrate with equations 2 different methods for preparing ethyl iodide.

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Q: Write the chemical equation for the reaction between phenol and ferric chloride solution.

A: Phenol reacts with ferric chloride in order to yield ferric phenoxide complex which has a violet…

Q: What is the oxidizing agent (oxidant) when acidified potassium permanganate reacts with hydrogen…

A: Potassium permanganate is acting as an oxidising agent with hydrogen peroxide. Hydrogen peroxide…

Q: Cu2+ + OH H

A: In the presence of copper and basic medium, formaldehyde get oxidized to formic acid. Copper acts as…

Q: Which of the following is not one of the starting materials used in the synthesis of hexaaminkobalt…

A: hexaaminecobalt (III) chloride is prepared by treating cobalt(ii)chloride with ammonia and…

Q: Draw the Lewis structure of the nitrite and the acetylacetonate anions.

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Q: Provide the structure of the thermodynamically controlled product of the following reaction: HBr Br…

A: The structure of the reactant is; A thermodynamically controlled product is the most stable…

Q: Describe the synthesis of ammonia by a neat flow diagram. Explain the main operating conditions of…

A: The synthesis of ammonia follows the Born Haber process. In this process, N2 and H2 are combined in…

Q: Why use ammonium carbonate to precipitate the fifth group

A: In the periodic table, the Group 5 elements are vanadium (V), niobium (Nb), tantalum (Ta) and…

Q: ammonium hexacyanoferrate(III). Draw structures

A: The compounds containing one or multiple metal atoms called central metal atoms that are attached to…

Q: The oxidizing and reducing agent is: A) Sodium benzoate B) Sodium nitrite C) Sodium thiosulfate D)…

A: An oxidizing agent is a compound or element that is present in a redox (oxidation-reduction)…

Q: Enter a balanced equation for the reaction of NaCH3COONaCH3COO (also written as NaC2H3O2NaC2H3O2)…

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Q: What are the reagents used to precipitate the alkaline-earth group.

A: Alkaline earth metals are group second metals mainly contain Beryllium Be, Magnesium Mg, Calcium Ca,…

Q: 3. During the isolation process sodium carbonate was used and there was an evolution of gas. Write…

A: See the complete solution given below.

Q: phenylmagnesium bromide

A:

Q: What is the use of sodium bismuthate in the test for manganous ion?

A: This question is based on Analytical chemistry Ion to be identified : Manganous ion. Chemicals used…

Q: rite  the equations of all reactions that take place when synthesizing Iron(II) oxalate dihydrate…

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Q: Write a net ionic equation to show that pyridine, C,H,N, behaves as a Bronsted-Lowry base in water.

A: Any chemical species that are capable of donating H+ ions to another molecule are called…

Q: Which of the following is the structure of oxalic acid? HO. HO. HO. HO. HO. II II IV B) I| OA)I O D)…

A: Answer  The stracture of oxalic acid(C2H2O4) is

Q: Write the equilibrium constant expression for the formation of thiocyanoiron (III) from iron (III)…

A: The formation reaction of thiocyanoiron (III) is given as, => Fe3+ (aq) + SCN- (aq)…

Q: . In the Le Chatelier's Principle, the aqueous solution of CoCl4 with an oxidation state of -2 is…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Which compound of Grp 3 cations is a white, gelatinous precipitate that produces a colored…

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Q: D4), and siderite (FECO3)

A: Mass of  element in compound= mass of element×100÷mass of compund Fe3O4 have higest quantity of Fe…

Q: 1. The substance to be analyzed – is white, highly soluble in water salt. Addition of barium…

A: All salts considered  are fairly water in soluble Except BaSO3. So, possible salt is either  LiCl,…

Q: 6. The pKa of lactic acid (CH3CH(OH)COOH) at 298 K is 3.85 write the equilibrium expression for this…

A: Lactic acid is a weak acid. The weak acid dissociates partially in the aqueous solution to give…

Q: Provide the balanced chemical equation for the undesirable reaction between HgCl2 and Sn2+ that will…

A: We are to write balanced equation for reacrion HgCl2 and Sn+2 , with excess Sn+2 .

Q: (i) Explain why hydrogen bromide and hydrogen iodide cannot be prepared conveniently by reacting…

A: Both hydrogen bromide (HBr) and hydrogen iodide (HI) are strong reducing agents. On the other hand,…

Q: Which of the following is the substance that should be added to the environment simultaneously with…

A: We've to determine the substance that should be added to the environment simultaneously with ammonia…

Q: a. Hydrogen Sulphide (H2S) is a by-product often associated with 0il & Gas exploration and the…

A: Hydrogen sulphide : It is colorless ,odourless  gas although  it smells like rotten egg but it is…

Q: Why does the reddish meat become pale when being soak in hydrogen peroxide?

A: The color of the meat is  an indicator to decide whether the meat is fresh or not. It is a heme…

Q: Write the equation for the formation of silver acetylide by adding ammoniacal silver nitrate to…

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Q: How diazonium salt reacts with H2O ?

A: Diazonium salts have the general formula RN2+X-, where R is an aryl group and X- may be, Cl-, Br-,…

Q: Which of the following is the substance that should be added to the environment simultaneously with…

A: - chloropentaamincobalt (III) chloride synthesize by the reaction of cobalt chloride hexa-hydrated…

Q: In thymol blue, why does maleic acid produce a reddish color while fumaric acid is yellow?

A: The structure of maleic acid is as shown below: It is cis- isomer of butanedioic acid. The…

Q: The value of Ka for nitrous acid 1HNO22 at 25 °C is given in Appendix D. (a) Write the chemical…

A: The acid dissociation constant is the equilibrium constant of the dissociation reaction of an acid…

Q: hydrolysis reactions for the derivatives of Boric acid   - Sodium tetraborate   - sodium…

A: Hydrolysis of Sodium tetraborate :-

Q: explain Schotten Baumann reaction?

A: The method used to synthesis amides from amines and acid chlorides in the presence of a base is…

Q: Define about Michael acceptor ?

A: The Michael reaction can be described as the nucleophilic addition of carbanion or the another…

Q: Name the gas evolved : When dil. sulphuric acid reacts with sodium sulphite.

A:

Q: Describe the organoleptic characteristics of an activated charcoal

A: Organoleptic characteristic properties are the aspects of food or other substances as experienced by…

Q: ow vinegar is prepared by Orleans process? explain

A: There are two types of bases/acids. One is strong base/acid which is completely dissociable in into…

Q: 1. Assume that Calcium Iodide and Sodium Oxalate the starting substances (reactants) in the…

A: The complete balanced reaction between  Calcium Iodide and Sodium Oxalate is given by  CaI2 (aq) +…

Q: How diazonium salt reacts with hypophosphorus acid (H3PO2) ?

A: The answer to the following question is given as -

Q: After dissolving in hydrochloric acid and adding sodium sulfide solution, the brown-black color…

A: Qualitative drugs are applied for identification of drug.

Q: Among the choices, what will be the product if compound X is reacted with lithium aluminum hydride

A: LiAlH4 is a strong agent and shows 1,2 addition.

Q: How will you test for the gas which is liberated when hydrochloric acid reacts with an active metal?

A: Metals react with acids to give H2 gas. Active metals are the metals that reacts strongly with other…

Q: Provide the chemical structures of the products (3) and (4). (i) Ph3P Br (3) (4) (ii) NaH

A: The given reaction is substitution followed by elimination  In this reaction NaH acts as a base The…

Q: Dry hydrogen chloride gas does not turn blue litmus red whereas dilute hydrochloric acid does. State…

A: The given statement is, Dry hydrogen chloride gas does not turn blue litmus red whereas dilute…