Chemistry Important Questions Class 11 State Board. We covered all the Chemistry Important Questions Class 11 State Board in this post for free so that you can practice well for the exam.
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Chemistry Important Questions Class 11 State Board Objective for Students
Which of the following sets of elements are called aerogens?
(A) He, Ne, Ar
(B) F. Cl, Br
(C) O. S. Se
(D) N. P. As
Option a – He, Ne, Ar
The noble gas used for the treatment of cancer is
(A) Helium
(B) Argon
(C) Krypton
(D) Radon
Option d – Radon
The compound that attacks Pyrex glass is
(A) XeF2
(B) XeF4
(C) XeF6
(D) All
Option c – XeF6
The element having the highest ionization potential is
(A) H
(B) N
(C) O
(D) He
Option d – He
XeF4 on reaction with H₂ gives
(A) Xenon
(B) Hydrogen fluoride
(C) Both ‘A’ and ‘B’
(D) None of these
Option c – Both ‘A’ and ‘B’
The noble gas forms an interstitial compound
(A) Neon
(B) Argon
(C) Helium
(D) Xenon
Option d – Xenon
A monoatomic gas reacts with fluorine to form a fluoride that dissolves in HF to give a conducting solution. The fluoride is
(A) XeF2
(B) XeF4
(C) XeF6
(D) OF2
Option c – XeF6
We covered all the chemistry important questions class 11 state board above in this post for free so that you can practice well for the exam.
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