NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 1195 - 1198 of 1259

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Question number: 1195

» Atomic Structure » Spectrum of Hydrogen Atom

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MCQ▾

Question

Calculate the energy emitted when electron of atom of hydrogen undergo transition giving the spectral line of lowest energy in the visible region of its atomic spectrum

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 1196

» Chemical Bonding » Ionic Bonding » Formation of Ionic Bonds

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MCQ▾

Question

Ionic bonds are usually formed by combination of elements with

Choices

Choice (4)Response

a.

Low ionisation energy and high electron affinity

b.

High ionisation energy and low electron affinity

c.

Low ionisation potential and low electron affinity

d.

High ionisation potential and high electron affinity

Question number: 1197

» Chemical Bonding » Ionic Bonding » Factors Affecting the Formation of Ionic Bonds

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MCQ▾

Question

The electronegativity of and are respectively. The correct statement (s) about the nature of HCl is/are

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 1198

» Chemical Bonding » Covalent Bonding » Fajan's Rule

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Assertion-Reason▾

Question

Assertion (Ꭺ)

According to Fajan’s rule, covalent character is favored by small cation and small anion.

Reason (Ꭱ)

The magnitude of covalent character in the ionic bond depends upon the extent of polarization.

Choices

Choice (4)Response

a.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

b.

Both Ꭺ and Ꭱ are false

c.

Ꭺ is false but Ꭱ is true

d.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

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