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Chemistry 1488 MCQs [All-Courses]

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In diaphragm cell level of brine in anode compartment is kept slightly higher which prevents_______________?

A Hydroxide ions to reach anode

B Chlorine gas to mix

C Cathode to decay

D All of the above

Review Detailed Answer

Correct Answer: Hydroxide ions to reach anode

Which of the following is soluble in water?

A AgF

B AgCl

C AgBr

D AgI

Review Detailed Answer

Correct Answer: AgF

The deliquescence is a property in which a solid____________________?

A Absorbs moisture and remains solid

B Absorbs moisture and turns to liquid form

C Loses water of crystallization

D Increases the number of water of crystallization

Review Detailed Answer

Correct Answer: Absorbs moisture and turns to liquid form

Which of the following alloys contain(s) Cu and Zn?

A Bronze

B Brass

C Gun-metal

D Type metal

Review Detailed Answer

Correct Answer: Brass

Which one of the following gives white precipitate with aqueous solution of BaCl2?

A NaHCO3

B NaNO3

C Na2CO3

D Na2CrO4

Review Detailed Answer

Correct Answer: Na2CO3

Transition elements, in general, exhibit the following properties, except one. Name that property?

A Variable oxidation state

B Natural Radioactivity

C Tendency to form complexes

D Formation of alloys

Review Detailed Answer

Correct Answer: Natural Radioactivity

Crystals of Na2CO3. 10H2O when exposed to air_________________?

A Lose water and remain solid

B Gain water and remain solid

C Gain water and become liquid

D Remains unchanged

Review Detailed Answer

Correct Answer: Lose water and remain solid

The substance used in cancer therapy is___________?

A Fe

B Co

C Ni

D Rn

Review Detailed Answer

Correct Answer: Co

Ammonia may be prepared by heating ammonium chloride with_______________?

A Water

B NaCl

C Aqueous sodium hydroxide

D H2SO4

Review Detailed Answer

Correct Answer: Aqueous sodium hydroxide

If steel is heated to a temperature well below red heat and is then cooled slowly, the process is called_________?

A Annealing

B Quenching

C Tempering

D Nitriding

Review Detailed Answer

Correct Answer: Annealing

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Chemistry 1488 MCQs [All-Courses]

All Topics 1488

All Topics 1488

In diaphragm cell level of brine in anode compartment is kept slightly higher which prevents_______________?

Which of the following is soluble in water?

The deliquescence is a property in which a solid____________________?

Which of the following alloys contain(s) Cu and Zn?

Which one of the following gives white precipitate with aqueous solution of BaCl2?

Transition elements, in general, exhibit the following properties, except one. Name that property?

Crystals of Na2CO3. 10H2O when exposed to air_________________?

The substance used in cancer therapy is___________?

Ammonia may be prepared by heating ammonium chloride with_______________?

If steel is heated to a temperature well below red heat and is then cooled slowly, the process is called_________?