KVPY Stream SB-SX (Class 12 & 1st Year BSC) Chemistry: Questions 30 - 33 of 269

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Question number: 30

» Hydrocarbons » Alkenes » Mechanism of Electrophilic Addition

Appeared in Year: 2015

MCQ▾

Question

The major product of the reaction

Finding the product of the reaction given

Finding the Product of the Reaction Given

The product of the reaction given

Choices

Choice (4) Response

a.

Finding the correct choice for the reaction – Choice A

Finding the Correct Choice for the Reaction – Choice A

The product of the reaction

b.

 Finding the correct choice for the reaction – Choice B

Finding the Correct Choice for the Reaction – Choice B

The product of the reaction

c.

 Finding the correct choice for the reaction – Choice C

Finding the Correct Choice for the Reaction – Choice C

The product of the reaction

d.

 Finding the correct choice for the reaction – Choice D

Finding the Correct Choice for the Reaction – Choice D

The product of the reaction

Question number: 31

» Coordination Compounds » Crystal Field Theory » Crystal Field Splitting Energy (CFSE)

Appeared in Year: 2014

MCQ▾

Question

The energy of dxy and dz2 orbitals in octahedral and tetrahedral transition metal complex are such that

Choices

Choice (4) Response

a.

E(dxy)>E(dz2) in both octahedral & tetrahedral complexes

b.

E(dxy)<E(dz2) in tetrahedral but E(dxy)>E(dz2) in octahedral complexes

c.

E(dxy)<E(dz2) in both octahedral & tetrahedral complexes

d.

E(dxy)>E(dz) in tetrahedral but E(dxy)<E(dz2) in octahedral complexes

Question number: 32

» Classification of Elements & Periodicity » Isoelectronic Species

Appeared in Year: 2015

MCQ▾

Question

O2 is isoelectronic with

Choices

Choice (4) Response

a.

Zn2

b.

Mg2

c.

Ni2

d.

K

Question number: 33

» Chemical Thermodynamics » Second Law of Thermodynamics » Introduction

Appeared in Year: 2013

MCQ▾

Question

The entropy change in the isothermal reversible lypansion of 2 moles of an ideal gap from 10Lto100L at 300K is:

Choices

Choice (4) Response

a.

32.3Jk1

b.

38.3Jk1

c.

42.3Jk1

d.

35.8Jk1

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