Chemistry GK · all questions

Metal and Its Compounds
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Q181

In which of the following industries is mica used as a raw material?

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Q182

When calcium oxide reacts with water, . . . . . . . . is formed as a product:

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Q183

Magnesium ribbon burns with a bright white flame and turns into the . . . . . . . . colour powder.

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Q184

What are the products as a result of thermal decomposition of lead nitrate?

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Q185

Lime water turns milky on passing carbon dioxide gas through it due to the formation of:

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Q186

Which of the following is the chemical name of baking soda?

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Q187

What is the chemical name of lime water?

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Q188

A copper substances when exposed to air gains a green coating due to the formation of

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Q189

Metallurgy is a process-

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Q190

Which product is formed when electricity is passed through a solution made in water of sodium chloride?

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Q191

Which of the following is made up of calcium.

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Q192

Chemical Formula of Iron (III) Oxide . . . . . . . . is.

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Q193

What products are formed when ferrous sulphate crystals are heated in a test tube?

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Q194

Galvanization is a corrosion-resistant process using a coating of . . . . . . . . on steel and iron.

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Q195

Cinnabar is an ore of . . . . . . . .?

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Q196

Which of the following substances is used to make the heating element of iron?

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Q197

Which of the following elements is a liquid at room temperature?

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Q198

Which of the following metals is stored in kerosene?

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Q199

Displacement of . . . . . . . . occurs when zinc is added to copper sulphate solution.

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Q200

Which of the following metals exists in liquid state?

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