NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 1210 - 1214 of 1259

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Question number: 1210

» Atomic Structure » Quantum Mechanical Model of Atom

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MCQ▾

Question

and both molecules are covalent, but is non-polar and is polar. Its reason is

Choices

Choice (4)Response

a.

is planar whereas is pyramidal

b.

In uncombined state boron is metal and nitrogen is gas

c.

The size of boron atom is smaller than nitrogen

d.

Bond has no dipole moment whereas bond has dipole moment

Question number: 1211

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

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MCQ▾

Question

Polarisibility of halide ions increase in the order

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 1212

» States of Matter » Classification of Matter

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Assertion-Reason▾

Question

Assertion (Ꭺ)

Order of lattice energy for somehalide is as .

Reason (Ꭱ)

Size of alkaline metal decreases for .

Choices

Choice (4)Response

a.

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

b.

Ꭺ is true but Ꭱ is false

c.

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

d.

Both Ꭺ and Ꭱ are false

Question number: 1213

» Chemical Bonding » Covalent Bonding » Electron Pair Repulsion (VSEPR) Theory

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MCQ▾

Question

An atom of element A has three electrons in its outer shell and B has six electrons in its outermost shell. The formula of the compound formed between these will be

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 1214

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

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MCQ▾

Question

The dipole moment of cm and the interatomic spacing is . The percentage of ionic character in is-

Choices

Choice (4)Response

a.

13.5

b.

10.5

c.

11.5

d.

12.5

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