The Following Reaction Takes Place When An Electric Current Is Passed Through Water

What reaction takes place when an electric current is passed through water?

when an electric current is passed through water Electrolytic decomposition takes place. This means that the water splits into its constitute elements – Hydrogen (H2) and oxygen (O2).

What is oxidized and what is reduced in the following reaction 2Al s 3Br2 G → 2albr3 s quizlet?

A chemical equation is balanced when ________. In any balanced chemical equation the number of each type of atom on both sides of the equation is ________. What is oxidized and what is reduced in the following reaction: 2Al + 3Br2 → 2 AlBr3? … AlBr3 is reduced and Br2 is oxidized.

What is the classification for this reaction?

7.10: Classifying Chemical Reactions
Name of Reaction General Form
Oxidation–Reduction (redox) oxidant + reductant → reduced oxidant + oxidized reductant
Acid–Base acid + base → salt
Exchange: Single Replacement AB + C → AC + B
Exchange: Double Replacement AB + CD → AD + CB

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What is the coefficient of hydrogen H2 when the following equation is balanced AL h2so4?

When electric current is passed through acidulated water electrolysis of water takes place?

When electric current is passed through acidulated electrolysis of water takes place. Explanation: When an electric current is passed through acidulated water it will produce electrolysis. During this process water is decomposed into hydrogen and oxygen.

When electric current is passed electrons move from?

(a) High potential to low potential. (b) Low potential to high potential. (c) Electrons flow from lower to higher potential except through power sources.

What is oxidized and what is reduced in the following reaction 2Al?

2Al(s) + 3Br2(g) → 2ABr3(s) O Al is oxidized and Br2 is reduced.

What is oxidized and what is reduced in the following reaction?

The oxidation of a chemical element involves a loss of one or more valence electrons and an increase in its oxidation state. Reduction is the reverse in which one or more valence electrons are gained and the oxidation state decreases. In a redox reaction different chemical species experience oxidation and reduction.

Which identifies an oxidation-reduction reaction?

An oxidation-reduction (redox) reaction is a type of chemical reaction that involves a transfer of electrons between two species. An oxidation-reduction reaction is any chemical reaction in which the oxidation number of a molecule atom or ion changes by gaining or losing an electron.

What type of chemical reactions takes place when?

Explanation: it is a combination reaction or oxidation reaction. Answer : The chemical reaction which takes place when Magnesium wire is burnt in air is Combination Reaction. Another type of reaction also takes place which is called Exothermic Reaction because heat or energy gets released when it is burnt in air.

What is an exchange reaction quizlet?

Exchange reaction involving transfer of electrons from one chemical to another. … Occurs when a chemical gains an electron.

What are types of reactions?

The five basic types of chemical reactions are combination decomposition single-replacement double-replacement and combustion.

What type of chemical reaction is wo3 h2 → W H2O?

What is the coefficient of H2SO4?

The gas-phase diffusion coefficient for H2SO4 vapor in N2/H2O (H2O mixing ratio e0. 32) was determined to be 66.8 ( 1.1 Torr cm2 s-1.

What happens when Aluminium reacts with Sulphuric acid?

Aluminium reacts with sulphuric acid to form aluminium sulfate and hydrogen.

When an electric current is passed through acidulated water of water takes place a Oxidation B displacement C decomposition and reduction?

Answer : Decomposition. It is decomposition reaction because when electricity is passed through the water a single compound split into two elements hydrogen and oxygen so it is called decomposition reaction.

When electric current is passed through acidulated water What is 112 ml?

When an electric current is passed through acidified water 112ml of H_(2) gas at NTP is collected at the cathode is 965 seconds. The current passed in amperes is.

When electric current is passed through the solenoid?

Answer: When the electric current is transferred through the solenoid it gives the magnetic lines of forces similar to a bar magnet so BAR MAGNET is the right answer. Here one of the solenoids acts as the magnetic north pole and solenoids at the other end act as the magnetic south pole.

When electric current is passed through a conducting solution?

List any three possible observations. Answer: When an electric current passes through a conducting liquid it gets decomposed into ions. The conducting solution has free ions available which conduct electricity.

When an electric current is passed through an aqueous solution of sodium chloride?

When an electric current is passed through concentrated sodium chloride solution hydrogen gas forms at the negative electrode chlorine gas forms at the positive electrode and a solution of sodium hydroxide also forms.

What happens when electric current is passed through an ionic hydride in molten state?

hydrogen is liberated at anode.

Which element is reduced in the following reaction cr2o7?

And loss of electrons means oxidation. And that just means that our answer here is chromium. Chromium got reduced.

What happens when an ion is reduced?

Oxidation is the loss of electrons —or the increase in oxidation state—by a molecule atom or ion. Reduction is the gain of electrons—or the decrease in oxidation state—by a molecule atom or ion. To remember this think that LEO the lion says GER (Loss of Electrons is Oxidation Gain of Electrons is Reduction).

Which substance is the reducing agent in the following reaction?

Which substance is the reducing agent in the following reaction? Co0(s) is the reducing agent as it causes Pt2+(aq) to be reduced to Pt0(s). Pt2+(aq) is reduced as the oxidation state decreases from +2 to 0.

What is oxidation VS reduction?

Oxidation is the gain of oxygen. Reduction is the loss of oxygen.

Which of the following is a reduction reaction?

The correct answer is option 3. Reduction means losing oxygen in a chemical reaction. … 2 H g O ( s ) → h e a t 2 H g ( l ) + O 2 ( g ) where the oxidation number of Hg is decreasing from +2 in LHS to 0 in RHS.

What is oxidized and what is reduced in the following reaction 2Al 3Cl2 → 2AlCl3?

12.1 2Al(s) + 3Cl2(g) → 2AlCl3(aq) Aluminium is oxidised and is therefore the reducing agent. Chlorine is reduced and is therefore the oxidising agent. … However the oxidation numbers for chlorine atoms can change.

Which of the following reaction is called redox reaction?

oxidation-reduction reaction also called redox reaction any chemical reaction in which the oxidation number of a participating chemical species changes.

How do you identify redox reactions?

In summary redox reactions can always be recognized by a change in oxidation number of two of the atoms in the reaction. Any reaction in which no oxidation numbers change is not a redox reaction.

What is an example of redox reaction?

An oxidation-reduction reaction is any chemical reaction in which by obtaining or losing an electron the oxidation number of a molecule atom or ion varies. An example of a redox reaction is the formation of hydrogen fluoride. To study the oxidation and reduction of reactants we should break the reaction down.

What are the 4 types of chemical reactions?

Four basic types

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Representation of four basic chemical reactions types: synthesis decomposition single replacement and double replacement.

What type of chemical reaction takes place when quicklime is added to water?

The reaction which takes place when quicklime is added to water is as follows: CaO+H2O→Ca(OH)2 . From the above reaction we can say that when quick lime is added to water then formation of slaked lime precipitate takes place. Hence we can now conclude that option B is the correct option.

What are the 8 types of chemical reactions?

The Common Types of Chemical Reactions
  • Combination.
  • Decomposition.
  • Single displacement.
  • Double displacement.
  • Combustion.
  • Redox.

What is an exchange reaction?

Exchange reactions are those in which cations and anions that were partners in the reactants are interchanged in the products. In exchange reactions the products must remain electrically neutral. … The reaction that occurs is an exchange reaction.

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