NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 1202 - 1205 of 1258

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Question number: 1202

» Chemical Bonding » Covalent Bonding » Concept of Electronegativity

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MCQ▾

Question

The electronegativity of and are respectively. The strongest bond will be:

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1203

» Atomic Structure » Electronic Configuration of Elements

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MCQ▾

Question

Two elements X and Y have following electronic configuration-

Table of electronic configuration of elements

Table of electronic configuration of elements

Element

Electronic configuration

X

Y

The expected compound formed by combination of will be expressed as-

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1204

» Chemical Bonding » Ionic and Covalent Bonds

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MCQ▾

Question

Polarization is the distortion of the shape of an anion by an adjacently placed cation. Which of the following statements is not correct?

(1) Minimum polarization is brought about by a cation of low radius.

(2) A large cation is likely to bring about a large degree of polarization.

(3) A small anion is likely to undergo a large degree of polarization.

(4) Maximum polarization is brought about by a cation of high charge.

Choices

Choice (4) Response

a.

1 and 2 are correct

b.

1,2 and 3 are correct

c.

1 and 3 are correct

d.

2 and 4 are correct

Question number: 1205

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

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MCQ▾

Question

The crystal lattice of electrovalent compound is composed of

Choices

Choice (4) Response

a.

Oppositely charged ions

b.

Atoms

c.

Molecules

d.

Molecules and ions