Q: We know that rusting of iron is due to chemical reaction, How can you prevent this from happening?

A: Rusting of iron:  The rusting of iron is due to increase in the oxidation state of iron. Mainly Rust…

Q: nitrate

A: Given: Double displacement reaction between Silver nitrate and lithium chloride

Q: An electric current is passed through three cells in series containing respectively solution of…

A: According to Faraday's Second Law of electrolysis E1/E2 =W1/W2 Eq wt of copper /eq wt of silver = wt…

Q: 15 n the electrolysis of water, the name of the gas collected at the cathode is

A: The electrolysis of water usually carried out to yield pure hydrogen and oxygen gases.

Q: The presence of carbon dioxide.

A: Carbon dioxide occurs both in free form or in combination as carbonates. It is present in the…

Q: A strip of magnesium metal is reacted in a pure nitrogen gas environment.

A: The magnesium metal reacts with the nitrogen gas at a very high temperature. If the strip of…

Q: Is the decomposition of ammonium chloride complete or incomplete?

A: Ammonium chloride thermally decompose into ammonia and hydrogen chloride gas. It is a sublime…

Q: Aluminum reacts with iodine in the presence of hot water, to exothermically produce aluminum iodide.…

A:

Q: Write a balanced equation for each of the following single-replacement reactions. Tin Metal is put…

A: In displacement reactions, more reactive metals replace less reactive metals from their solution.

Q: Determine the oxidation number of calcium hydrogen phosphate

A: The molecular formula of calcium hydrogen phosphate is CaHPO4. The oxidation state of calcium…

Q: What happens when we increase and decrease the temperature in the Haber Process?

A: In Haber process, ammonia is prepared from nitrogen and hydrogen. We have to find, what happens when…

Q: 17. The balanced half-reaction in which chlorine gas is reduced to the aqueous chloride ion is a how…

A:

Q: Sodium chromate can be prepared by oxidizing chromium (III)salt with sodium peroxide in alkaline…

A:

Q: Permanganate reacts with chromium(IlI) hydroxide to form manganese dioxide and chromate. This…

A: Redox reaction occurs when oxidation and reduction take place at the same time in a chemical…

Q: According to the following reaction how many grams of hydrogen would be needed to produce…

A: Given equation: H2 (g)+ 12O2 (g) →H2O (l).  Energy released in this reaction = 285.83 kJ. (given) We…

Q: Sodium chromate can be prepared by oxidizing a chromium(III) salt with sodium peroxide in alkaline…

A: First we start with the half reaction where oxidation is taking place followed by the half reaction…

Q: what is oxidation number of oxygen?

A: Oxygen is an element with atomic number 8.

Q: What is the most common oxidizing agent available in the atmosphere that can be used to generate…

A: To identify: the most common oxidizing agent available in the atmosphere that can be used to…

Q: oxidation number

A:

Q: The balanced half-reaction in which metal potassium is oxidized to potassium ion is a ________…

A: Potassium is oxidized to potassium ion

Q: The following reaction occurs in a new battery called the super iron battery. In this reaction,…

A:

Q: Which two types of reactions cannot have oxygen as one of their reactions? Briefly explain.

A: To explain: Reactions that cannot have oxygen as one of their reactants

Q: Assuming an efficiency of 47.20%, calculate the actual yield of magnesium nitrate formed from 129.9…

A: Equation for the given reaction is,

Q: Explain why it means by oxidising reagent in terms of electron transfer

A: Oxidising agent oxidises the other substance and reduces itself.

Q: What is the balanced chemical equation for the hydration of Iron(III) oxide to form rust?

A: Formation of rust is besically the hydration of Iron(III)oxide in the presence of moisture in the…

Q: Water, when subjected to electrolysis, produces bubbles of hydrogen and oxygen gas. Select one:…

A:

Q: What is the equation for the following scenario... You are heating potassium perchlorate and…

A: Applying concept of decomposition reaction .

Q: Decomposition of aluminum oxide

A: Given: Aluminium oxide  To find : Decomposition of Aluminium oxide  Solution: Decomposition reaction…

Q: Acetylene when the oxygen

A: In this question we have to explain the equation in the burning of Acetylene when the oxygen supply…

Q: Magnesium metal and iron (1I) nitrate undergo a single replacement reaction. Calcium reacts with…

A: in displacement reaction one which is more reactive element is displaced other element in reaction.

Q: An aqueous solution of ammonium sulfide is allowed to react with an aqueous solution of barium…

A: Reaction is occurred when An aqueous solution of ammonium sulfide is allowed to react with an…

Q: When reacting copper(II) nitrate and sodium bicarbonate, you observed the formation of bubbles from…

A: Carbonic acid decomposes to form carbon dioxide and water.

Q: Write the complete, balanced chemical equation for the following reaction on a separate sheet of…

A: Ammonia + oxygen → nitric acid + water

Q: why do we say that methane is oxidized to CO2 when there has not been a complete transfer of…

A: Addition of oxygen or removal of Hydrogen is called oxidation.

Q: Write a chemical equation for the decomposition of hydrogen peroxide.

A:

Q: In the formation of copper(11) oxide from copper(1) hydroxide mixture, what do we need to do to…

A: We have to tell the formation of copper (II) oxide from the copper (II) hydroxide mixture. The given…

Q: Ammonia can react with oxygen to produce nitric oxide and water.

A: Given Reaction of ammonia with oxygen

Q: Write a balance chemical equation for a test on generating gases of the following: Testing hydrogen…

A: Test of Hydrogen gas A lighted wooden splint makes a popping sound in a test tube of hydrogen. 2H2 +…

Q: Which species is produced at the cathode?

A: Cathode is the electrode at which reduction occur and anode is the electrode at which oxidation…

Q: What is the oxidation numbers of both nitrogen atoms in ammonium nitrate.

A:

Q: Draw the Lewis structure of the nitrate ion, NO3, and determine the oxidation number of nitrogen in…

A:

Q: 18. For the reactions of molecular hydrogen with fluorine and with chlori

A: The reactions given are, a) Hydrogen with fluorine b) Hydrogen with chlorine

Q: What is the oxidation number of phosphorous in the PH3 molecule? 0 -3 -5 +1 -4

A: The molecule PH3 has 2 atoms. 1) P  2) H

Q: Magnesium metal reacts with aqueous hydrochloric acid to produce aqueous magnesium chloride and…

A: Metals react with acids to form salt and release hydrogen gas. Write the general reaction.…

Q: Barium sulfite is oxidized to barium sulfate by atmospheric oxygen. Write the balanced equation for…

A: Given: barium sulfite i.e. BaSO4 is oxidized to barium sulfate i.e. BaSO4 by oxygen i.e. O2.

Q: When the magnesium is not allowed sufficient oxygen, some magnesium oxide, Mg3N2, forms. How does…

A: Magnesium nitride, which has the substance recipe Mg3N2, is an inorganic compound of magnesium and…

Q: Calcium Nitrate and Potassium Phosphate react in a double replacement reaction. Write a balanced…

A: When in a reaction cations or anions of two ionic compounds are exchanged with each other and make…

Q: The oxidation number of the chlorine atom in CIF, is

A: Oxidation  number  of chlorine .

Q: 7. Distinguish between incinerator system and pyrolysis system a) Incinerator system b) Pyrolysis…

A: Incineration and pyrolysis are methods of thermal decomposition . The main difference between…