1
JEE Main 2024 (Online) 9th April Evening Shift
MCQ (Single Correct Answer)
+4
-1

Total number of stereo isomers possible for the given structure :

JEE Main 2024 (Online) 9th April Evening Shift Chemistry - Basics of Organic Chemistry Question 29 English

A
4
B
2
C
8
D
3
2
JEE Main 2024 (Online) 9th April Evening Shift
MCQ (Single Correct Answer)
+4
-1

Match List I with List II

LIST I
(Cell)
LIST II
(Use/Property/Reaction)
A. Leclanche cell I. Converts energy of combustion into electrical energy
B. Ni - Cd cell II. Does not involve any ion in solution and is used in hearing aids
C. Fuel cell III. Rechargeable
D. Mercury cell IV. Reaction at anode $$\mathrm{Zn} \rightarrow \mathrm{Zn}^{2+}+2 \mathrm{e}^{-}$$

Choose the correct answer from the options given below :

A
A-III, B-I, C-IV, D-II
B
A-I, B-II, C-III, D-IV
C
A-IV, B-III, C-I, D-II
D
A-II, B-III, C-IV, D-I
3
JEE Main 2024 (Online) 9th April Evening Shift
MCQ (Single Correct Answer)
+4
-1

The candela is the luminous intensity, in a given direction, of a source that emits monochromatic radiation of frequency '$$A$$' $$\times 10^{12}$$ hertz and that has a radiant intensity in that direction of $$\frac{1}{{ 'B'}}$$, watt per steradian. '$$A$$' and '$$B$$' are respectively

A
450 and 683
B
540 and $$\frac{1}{683}$$
C
540 and 683
D
450 and $$\frac{1}{683}$$
4
JEE Main 2024 (Online) 9th April Evening Shift
MCQ (Single Correct Answer)
+4
-1

Match List I with List II

LIST I LIST II
A. Melting Point $$[\mathrm{K}]$$ I. $$\mathrm{T} 1>\mathrm{In}>\mathrm{Ga}>\mathrm{A} 1>\mathrm{B}$$
B. Ionic Radius $$[\mathrm{M}^{+3} / \mathrm{pm}]$$ II. $$\mathrm{B}>\mathrm{T} 1>\mathrm{Al} \approx \mathrm{Ga}>\mathrm{In}$$
C. $$\Delta_{\mathrm{i}} \mathrm{H}_1[\mathrm{~kJ} \mathrm{~mol}^{-1}]$$ III. $$\mathrm{T} 1>\mathrm{In}>\mathrm{Al}>\mathrm{Ga}>\mathrm{B}$$
D. Atomic Radius [pm] IV. $$\mathrm{B}>\mathrm{A} 1>\mathrm{T} 1>\mathrm{In}>\mathrm{Ga}$$

Choose the correct answer from the options given below:

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