NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 1009 - 1015 of 1258

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Question number: 1009

» Equilibrium » Equilibrium Constants (Kp and Kc)

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MCQ▾

Question

For a hypothetical reaction, The equilibrium constant has units?

Choices

Choice (4) Response

a.

b.

c.

d.

Unitless

Question number: 1010

» Surface Chemistry » Colloidal State » Classification of Colloids

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MCQ▾

Question

At the critical micelle concentration (CMC), the surfactant molecules?

Choices

Choice (4) Response

a.

Decompose

b.

Associate

c.

Dissociate

d.

Become completely soluble

Question number: 1011

» Equilibrium » Concept of Dynamic Equilibrium

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MCQ▾

Question

The state of equilibrium refers to?

Choices

Choice (4) Response

a.

Dynamic state

b.

State of inertness

c.

State of rest

d.

Stationary state

Question number: 1012

» Classification of Elements & Periodicity » S, P, D and F Block Elements,

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MCQ▾

Question

Identify the block in the periodic table in which the elements have nearly similar electronegativities?

Choices

Choice (4) Response

a.

S- block

b.

f- block

c.

p- block

d.

Question number: 1013

» Purification & Characteristics of Organic Compounds » Qualitative Analysis

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MCQ▾

Question

When N and S both are present in an organic compound, the sodium extract with gives?

Choices

Choice (4) Response

a.

Red colour

b.

Blue colour

c.

Yellow colour

d.

Green colour

Question number: 1014

» Surface Chemistry » Colloidal State » Preparation and Properties of Colloids

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MCQ▾

Question

A cationic colloidal electrolyte form micelle at M concentration in water. If 1 solution contain micelle structure, then no of cations involved in one micelle are?

Choices

Choice (4) Response

a.

20

b.

80

c.

60

d.

40

Question number: 1015

» Equilibrium » Law of Chemical Equilibrium

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MCQ▾

Question

A vessel at 1000 K contains carbon dioxide with a pressure of 0.5 atm. Some of the is converted to CO on addition of graphite. What is the value of if total pressure at equilibrium is 0.8 atm?

Choices

Choice (4) Response

a.

0.6 atm

b.

1.3 atm

c.

2.6 atm

d.

1.8 atm