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5 Years Ago

A Student Was Given Mg, Zn, Fe And Cu Metals. He Puts Each Of Them In Dil.

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5 Years Ago

Cheshta, A 10th Class Student Was Asked To Identify Iron, Copper, Zinc And Aluminium Only By

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Explain The Reactions Of Different Metals With Hot Water, Cold Water And Steam.

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Explain What Happens If Bauxite Containing Iron And Silica As Impurities Is Directly Subjected To The Peocess Of Electrolytic Reduction Without Prior Purification.

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Maya 5 Years Ago

Name An Alloy Which Has Mercury As One Of Its Constituents.

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5 Years Ago

Name An Alloy That Contains A Non-metal As One Of Its Constituents.

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5 Years Ago

Can Rusting Of Iron Nail Occur In Distilled Water?

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5 Years Ago

Name Any Two Alloys Whose Electrical Conductivity Is Less Than That Of Pure Metals.

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5 Years Ago

What Is Meant By 22 Carat Gold?

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5 Years Ago

Name The Metals Which Are Usually Alloyed With Gold To Make It Harder.

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5 Years Ago

Name Two Metals That Are Obtained By Electrolysis Of Their Chlorides In Molten Form.

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Amirul Hassan 5 Years Ago

A Green Layer Is Gradually Formed On A Copper Plate When Left Exposed To Air For A Week In A Bathroom. What Could This Green Substance Be?

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Jeet 5 Years Ago

What Is Anode Mud?

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5 Years Ago

Metals Are Refined By Using Different Methods. Which Of The Following Metals Are Refined By Electrolytic Refining? Au, Cu, Na And K

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5 Years Ago

Why Does Calcium Float In Water?

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5 Years Ago

Name One Property Which Is Not Shown By Ionic Compounds

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5 Years Ago

Show The Formation Of MgO By The Transfer Of Electrons In The Two Elements Using Electron Dot Structures. Or Atomic Number Of Mg Is 12 Or Using The Electronic Configurations

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5 Years Ago

Show The Electron Transfer In The Formation Of MgCL2 From Its Elements.

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5 Years Ago

A Cleaned Aluminium Foil Was Placed In An Aqueous Solution Of Zinc Sulphate

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5 Years Ago

A Piece Of Granulated Zinc Was Dropped Into Copper Sulphate Solution

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5 Years Ago

Name One Metal Which Reacts Neither With Cold Water, Nor With Hit Water, But Reacts With Steam To Produce Hydrogen Gas

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5 Years Ago

Name A Solvent In Which Electrovalent Compounds Are Soluble And A Solvent In Which They Are In Soluble.

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5 Years Ago

How Do Metals And Non-Metals Combine?

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5 Years Ago

Why Is Tungsten Metal Selected For Making Filaments Of Incandescent Lamp Bulbs?

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5 Years Ago

Although Metals Form Basic Oxides, Name One Metal Which Forms An Amphoteric Oxides

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5 Years Ago

Arrange The Following Metals In The Decreasing Order Of Reactivity Na, K, Cu And Ag.

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5 Years Ago

Name Two Metals Which React With Dil.HNO3 To Evolve Hydrogen Gas

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5 Years Ago

Which Of The Following Metals Will Melt At Body Temperature (37Â°C).

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5 Years Ago

Name A Metal Which Is Non-lustrous And A Non-Metal Which Is Lustrous.

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5 Years Ago

Assertion : Carbon Reacts With Oxygen To Form Carbon Dioxide Which Is An Acidic Oxide. Reason : Non-Metals Form Acidic Oxides

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1641 of 46300 Questions

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A Student Was Given Mg, Zn, Fe And Cu Metals. He Puts Each Of Them In Dil.

Cheshta, A 10th Class Student Was Asked To Identify Iron, Copper, Zinc And Aluminium Only By

Explain The Reactions Of Different Metals With Hot Water, Cold Water And Steam.

Explain What Happens If Bauxite Containing Iron And Silica As Impurities Is Directly Subjected To The Peocess Of Electrolytic Reduction Without Prior Purification.

Name An Alloy Which Has Mercury As One Of Its Constituents.

Name An Alloy That Contains A Non-metal As One Of Its Constituents.

Can Rusting Of Iron Nail Occur In Distilled Water?

Name Any Two Alloys Whose Electrical Conductivity Is Less Than That Of Pure Metals.

What Is Meant By 22 Carat Gold?

Name The Metals Which Are Usually Alloyed With Gold To Make It Harder.

Name Two Metals That Are Obtained By Electrolysis Of Their Chlorides In Molten Form.

A Green Layer Is Gradually Formed On A Copper Plate When Left Exposed To Air For A Week In A Bathroom. What Could This Green Substance Be?

What Is Anode Mud?

Metals Are Refined By Using Different Methods. Which Of The Following Metals Are Refined By Electrolytic Refining? Au, Cu, Na And K

Why Does Calcium Float In Water?

Name One Property Which Is Not Shown By Ionic Compounds

Show The Formation Of MgO By The Transfer Of Electrons In The Two Elements Using Electron Dot Structures. Or Atomic Number Of Mg Is 12 Or Using The Electronic Configurations

Show The Electron Transfer In The Formation Of MgCL2 From Its Elements.

A Cleaned Aluminium Foil Was Placed In An Aqueous Solution Of Zinc Sulphate

A Piece Of Granulated Zinc Was Dropped Into Copper Sulphate Solution

Name One Metal Which Reacts Neither With Cold Water, Nor With Hit Water, But Reacts With Steam To Produce Hydrogen Gas

Name A Solvent In Which Electrovalent Compounds Are Soluble And A Solvent In Which They Are In Soluble.

How Do Metals And Non-Metals Combine?

Why Is Tungsten Metal Selected For Making Filaments Of Incandescent Lamp Bulbs?

Although Metals Form Basic Oxides, Name One Metal Which Forms An Amphoteric Oxides

Arrange The Following Metals In The Decreasing Order Of Reactivity Na, K, Cu And Ag.

Name Two Metals Which React With Dil.HNO3 To Evolve Hydrogen Gas

Which Of The Following Metals Will Melt At Body Temperature (37Â°C).

Name A Metal Which Is Non-lustrous And A Non-Metal Which Is Lustrous.

Assertion : Carbon Reacts With Oxygen To Form Carbon Dioxide Which Is An Acidic Oxide. Reason : Non-Metals Form Acidic Oxides

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