NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 1240 - 1244 of 1258

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Passage

Tollen’s reagent is used for detection of aldehyde. When is added in Glucose with solution. Then gluconic acid is formed.

Given,

Question number: 1240 (1 of 3 Based on Passage) Show Passage

» Redox Reactions & Electrochemistry » Nernst Equation and Its Applications

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MCQ▾

Question

On adding of the solution increases to then, identify the effect on potential of half-cell

Choices

Choice (4) Response

a.

increased from by

b.

decreased from by

c.

increased from by

d.

decreased from by

Question number: 1241 (2 of 3 Based on Passage) Show Passage

» Redox Reactions & Electrochemistry » Nernst Equation and Its Applications

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Question

is used in this reaction rather than any other base. Select the correct statement out of the following

Choices

Choice (4) Response

a.

changes the standard reduction potential of

b.

To dissolve the insoluble silver oxide formed under the reaction conditions

c.

is a weaker oxidizing agent than

d.

Ag precipitates gluconic acid as its silver salt

Question number: 1242 (3 of 3 Based on Passage) Show Passage

» Redox Reactions & Electrochemistry » Nernst Equation and Its Applications

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Question

Calculate (In K) for

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1243

» Redox Reactions & Electrochemistry » Electrode Potentials

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MCQ▾

Question

Which one of the following reaction is not possible?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1244

» Redox Reactions & Electrochemistry » Dry Cell

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MCQ▾

Question

Which of the following reactions occurs at the cathode of a common dry cell?

Choices

Choice (4) Response

a.

Cu-Zncell

b.

c.

d.