YESPYQ Start Practice
🛠️ JEE🧪 Chemistry

Given below are two statements: One is labelled as Assertion (A) and the other is labelled as Reason (R): Assertion (A):…

Q1

Given below are two statements: One is labelled as Assertion (A) and the other is labelled as Reason (R):

Assertion (A): The first ionisation enthalpy decreases across a period.

Reason (R): The increasing nuclear charge outweighs the shielding across the period.

In the light of the above statements, choose the most appropriate from the options given below:

a

Both A and R are true and R is the correct explanation of A

b

A is true but R is false

c

A is false but R is true

d

Both A and R are true but R is NOT the correct explanation of A

🔒
Answer & explanation — PYQ Pass

Options are free to see. Unlock the correct answer and full explanation with Pass.

Unlock · ₹149
← Previous questionNext question →

Practice more JEE Chemistry PYQs

See every question on Classification of Elements and Periodicity in Properties, or browse the full JEE question bank.

See all questions on Classification of Elements and Periodicity in Properties →