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5 Years Ago

Assertion : Fe2O3 + 2AL -> Al2O3 + 2Fe Reason : Aluminium Being More Reactive Than Iron, Displaces Fe From Its Oxide

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Assertion : The Following Chemical Reaction, Reason : In A Balanced Chemical Equation

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(i) Give An Example For A Combination Reaction Which Is Exothermic (ii) Identify The Oxidising Agent (iii) Name The Phenomenon Due To Which The Taste And Smell Of

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Consider The Following Three Equations

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(i) Why Iron Corrodes But Aluminium Does Not? (ii) Write Chemical Name And The Formula Of The Brown Gas (iii) What Is The General Name Of The Chemicals Which Are Added To Fat

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A Metal X Acquires A Green Colour Coating On Its Surface On Exposure To Air.

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State Reason For The Following.

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On Adding A Drop Of Barium Chloride Solution To An Aqueous Solution Of Sodium Sulphite, White Precipitate Is Obtained.

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A Housewife Wanted Her House To Be White Washed. She Bought 10kg Of Quicklime From The Market And Dissolved In 30 L Of Water.

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When Solutions Of Silver Nitrate And Sodium Chloride Are Mixed, A White Precipitate Forms

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On Heating Blue Coloured Powder Of Copper (||) Nitrate In A Boiling Tube

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(i) Classify The Following Reactions Into Different Types. (ii) Which Of The Above Reaction(s) Is/are Precipitation Reaction(s) ? Why Is It So Called?

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State The Type Of Chemical Reactions With Chemical Equations That Take Place In The Following

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What Is A Reduction Reaction? Identify The Substances That Are Oxidised And The Substances That Are Reduced In The Following Reactions:

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Study The Reactions Given Below: Which Of The Following Chemical Reactions Will Occur.

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Write A Balance Chemical Equation For Each Of The Following Reactions And Also Classify Them

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What Happens When A Piece Of

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Decomposition Reactions Require Energy Either In The Form Of Heat Or Light Or Electricity For Breaking Down The Reactants

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A Metal Salt MX When Exposed To Light, Split Up To Form Metal M And A Gas X2.

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Raunak 5 Years Ago

Write Chemical Equations For The Reactions Taking Place When

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Write The Balanced Chemical Equations For The Following Reactions And Identify The Type Of Reaction In Each Case.

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Balanced The Following Chemical Equations

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Write The Balanced Chemical Equations For The Following And Identify The Type Of Chemical Reactions

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State One Example Each Characterised By Following Alongwith The Chemical Equation

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Consider The Following Reaction

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Why Do Not A Wall Immediately Acquire A White Colour When A Coating Of Slaked Lime Is Applied On It?

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Identify The Reducing Agent In The Following Reaction.

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What Is The Difference Between The Following Two Reactions

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Write A Balanced Chemical Equation For The Following Reaction; Ethanol Is Warmed

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Complete The Missing Component/ Variable Given As X And Y In The Following Reaction.

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Assertion : Fe2O3 + 2AL -> Al2O3 + 2Fe Reason : Aluminium Being More Reactive Than Iron, Displaces Fe From Its Oxide

Assertion : The Following Chemical Reaction, Reason : In A Balanced Chemical Equation

(i) Give An Example For A Combination Reaction Which Is Exothermic (ii) Identify The Oxidising Agent (iii) Name The Phenomenon Due To Which The Taste And Smell Of

Consider The Following Three Equations

(i) Why Iron Corrodes But Aluminium Does Not? (ii) Write Chemical Name And The Formula Of The Brown Gas (iii) What Is The General Name Of The Chemicals Which Are Added To Fat

A Metal X Acquires A Green Colour Coating On Its Surface On Exposure To Air.

State Reason For The Following.

On Adding A Drop Of Barium Chloride Solution To An Aqueous Solution Of Sodium Sulphite, White Precipitate Is Obtained.

A Housewife Wanted Her House To Be White Washed. She Bought 10kg Of Quicklime From The Market And Dissolved In 30 L Of Water.

When Solutions Of Silver Nitrate And Sodium Chloride Are Mixed, A White Precipitate Forms

On Heating Blue Coloured Powder Of Copper (||) Nitrate In A Boiling Tube

(i) Classify The Following Reactions Into Different Types. (ii) Which Of The Above Reaction(s) Is/are Precipitation Reaction(s) ? Why Is It So Called?

State The Type Of Chemical Reactions With Chemical Equations That Take Place In The Following

What Is A Reduction Reaction? Identify The Substances That Are Oxidised And The Substances That Are Reduced In The Following Reactions:

Study The Reactions Given Below: Which Of The Following Chemical Reactions Will Occur.

Write A Balance Chemical Equation For Each Of The Following Reactions And Also Classify Them

What Happens When A Piece Of

Decomposition Reactions Require Energy Either In The Form Of Heat Or Light Or Electricity For Breaking Down The Reactants

A Metal Salt MX When Exposed To Light, Split Up To Form Metal M And A Gas X2.

Write Chemical Equations For The Reactions Taking Place When

Write The Balanced Chemical Equations For The Following Reactions And Identify The Type Of Reaction In Each Case.

Balanced The Following Chemical Equations

Write The Balanced Chemical Equations For The Following And Identify The Type Of Chemical Reactions

State One Example Each Characterised By Following Alongwith The Chemical Equation

Consider The Following Reaction

Why Do Not A Wall Immediately Acquire A White Colour When A Coating Of Slaked Lime Is Applied On It?

Identify The Reducing Agent In The Following Reaction.

What Is The Difference Between The Following Two Reactions

Write A Balanced Chemical Equation For The Following Reaction; Ethanol Is Warmed

Complete The Missing Component/ Variable Given As X And Y In The Following Reaction.

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