JEE Main 2021 (Online) 27th July Morning Shift | Chemical Kinetics and Nuclear Chemistry Question 52 | Chemistry | JEE Main - ExamSIDE.com

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1

JEE Main 2021 (Online) 27th July Morning Shift

MCQ (Single Correct Answer)

+4

-1

For a reaction of order n, the unit of the rate constant is :

A

mol^1$$-$$n L^1$$-$$n s

B

mol^1$$-$$n L²ⁿ s^$$-$$1

C

mol^1$$-$$n L^n$$-$$1 s^$$-$$1

D

mol^1$$-$$n L^1$$-$$n s^$$-$$1

2

JEE Main 2021 (Online) 25th July Morning Shift

MCQ (Single Correct Answer)

+4

-1

For the following graphs,

JEE Main 2021 (Online) 25th July Morning Shift Chemistry - Chemical Kinetics and Nuclear Chemistry Question 55 English

Choose from the options given below, the correct one regarding order of reaction is :

A

(b) Zero order (c) and (e) First order

B

(a) and (b) Zero order (e) First order

C

(b) and (d) Zero order (e) First order

D

(a) and (b) Zero order (c) and (e) First order

3

JEE Main 2021 (Online) 22th July Evening Shift

MCQ (Single Correct Answer)

+4

-1

Isotope(s) of hydrogen which emits low energy $$\beta$$^$$-$$ particles with t_1/2 value > 12 years is/are

A

Protium

B

Tritium

C

Deuterium

D

Deuterium and Tritium

4

JEE Main 2021 (Online) 25th February Evening Shift

MCQ (Single Correct Answer)

+4

-1

Given below are two statements :

Statement I : The pH of rain water is normally $$-$$ 5.6.

Statement II : If the pH of rain water drops below 5.6, it is called acid rain.

In the light of the above statements, choose the correct answer from the options given below :

A

Both Statement I and Statement II are true.

B

Both Statement I and Statement II are false.

C

Statement I is true but Statement II is false.

D

Statement I is false but Statement II is true.

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