1
JEE Main 2023 (Online) 30th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Benzyl isocyanide can be obtained by :

A. JEE Main 2023 (Online) 30th January Morning Shift Chemistry - Compounds Containing Nitrogen Question 54 English 1

B. JEE Main 2023 (Online) 30th January Morning Shift Chemistry - Compounds Containing Nitrogen Question 54 English 2

C. JEE Main 2023 (Online) 30th January Morning Shift Chemistry - Compounds Containing Nitrogen Question 54 English 3

D. JEE Main 2023 (Online) 30th January Morning Shift Chemistry - Compounds Containing Nitrogen Question 54 English 4

Choose the correct answer from the options given below :

A
B and C
B
A and D
C
A and B
D
Only B
2
JEE Main 2023 (Online) 30th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Match List I with List II

List I
(Atomic number)
List II
(Block of periodic table)
A. 37 I. p-block
B. 78 II. d-block
C. 52 III. f-block
D. 65 IV. s-block

Choose the correct answer from the options given below :

A
A - II, B - IV, C - I, D - III
B
A - IV, B - III, C - II, D - I
C
A - IV, B - II, C - I, D - III
D
A - I, B - III, C - IV, D - II
3
JEE Main 2023 (Online) 30th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

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

Assertion (A) : In expensive scientific instruments, silica gel is kept in watch-glasses or in semipermeable membrane bags.

Reason (R) : Silica gel adsorbs moisture from air via adsorption, thus protects the instrument from water corrosion (rusting) and / or prevents malfunctioning.

In the light of the above statements, choose the correct answer 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)
4
JEE Main 2023 (Online) 30th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Match List I with List II

List I
(molecules/ions)
List II
(No. of lone pairs of e$$^-$$ on central atom)
A. $$\mathrm{IF_7}$$ I. Three
B. $$\mathrm{ICl}$$$$_4^ - $$ II. One
C. $$\mathrm{XeF_6}$$ III. Two
D. $$\mathrm{XeF_2}$$ IV. Zero

Choose the correct answer from the options given below :

A
A - II, B - I, C - IV, D - III
B
A - IV, B - I, C - II, D - III
C
A - IV, B - III, C - II, D - I
D
A - II, B - III, C - IV, D - I
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