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Zn Is More Electropositive Than Fe. Therefore, It Should Get Corroded Faster Than Fe.
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Answer The Following: (i) Name A Metal (ii) What Is The Nature (iii) What Is Deposited At The (iv) Will Carbon Monoxide
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For The Reduction Of Metal Oxide To Metal, Suggest A Reducing Agent Cheaper Than Aluminium.
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Name The Process Used For The Concentration Of The Sulphide Ore.
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Name One Metal And One Non-metal Which Are Obtained On A Large Scale From Sea Water.
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Which Of The Following Elements Is A Metal?
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Assertion : When Lead Vessel Is Kept In A Solution Of Reason : Lead Is More Electropositive Than Zinc.
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Assertion : Hydrogen Is Not A Metal But It Has Been Reason : Hydrogen Has A Tendency To Lose Electron
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An Electrolytic Cell Consist Of
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Which One Of The Following Four Metals Would Be Displaced From The Solution Of Its Salts By Other Three Metals?
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An Element A Is Soft And Can Be Cut With A Knife.
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(i) Write The Steps Involved In The Extraction Of Pure (ii) How Is Copper Extracted From Its Sulphide Ore?
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In What Forms Are Metals Found In Nature? With The Help Of Examples,
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(i) Give Differences Between Roasting (ii) Explain How The Following Metals Are Obtained From Their Compounds By The Reduction Process.
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Choose From The Following Metals To Answer The Questions Below:
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(i) Given Below Are The Steps For Extraction (ii) Draw A Neat And Well Labelled Diagram Or How Is Copper Obtained From Its Ore (Cu2S)?
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(i) Predict The Reaction, If Any, Between (ii) A Lump Of Element X Can Be Cut By A Knife.
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A Metal A, Which Is Used In Thermite Process, When Heated With Oxygen Gives An Oxide B, Which Is Amphoteric In Nature
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State The Property Utilised In The Following:
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Explain The Process Of Electrolytic Refining For Copper With The Help Of A Labelled Diagram.
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Modified 5 Year Ago
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Hydrogen Is Not A Metal But It Has Been Assigned A Place In The Reactivity Series Of Metals. Explain.
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What Happens When
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Why Sodium Forms Sodium Hydroxide When React With Water Whereas Aluminium Forms Only Aluminium Oxide?
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What Is Meant By Electrolytic Reduction?
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