1
JEE Main 2022 (Online) 28th June Evening Shift
Numerical
+4
-1
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The major product of the following reaction contains ____________ bromine atom(s).

JEE Main 2022 (Online) 28th June Evening Shift Chemistry - Haloalkanes and Haloarenes Question 48 English

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2
JEE Main 2022 (Online) 28th June Evening Shift
Numerical
+4
-1
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0.01 M KMnO4 solution was added to 20.0 mL of 0.05 M Mohr's salt solution through a burette. The initial reading of 50 mL burette is zero. The volume of KMnO4 solution left in the burette after the end point is _____________ mL. (nearest integer)

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3
JEE Main 2022 (Online) 28th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
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Let R1 = {(a, b) $$\in$$ N $$\times$$ N : |a $$-$$ b| $$\le$$ 13} and

R2 = {(a, b) $$\in$$ N $$\times$$ N : |a $$-$$ b| $$\ne$$ 13}. Then on N :

A
Both R1 and R2 are equivalence relations
B
Neither R1 nor R2 is an equivalence relation
C
R1 is an equivalence relation but R2 is not
D
R2 is an equivalence relation but R1 is not
4
JEE Main 2022 (Online) 28th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Let f(x) be a quadratic polynomial such that f($$-$$2) + f(3) = 0. If one of the roots of f(x) = 0 is $$-$$1, then the sum of the roots of f(x) = 0 is equal to :

A
$${{11} \over 3}$$
B
$${{7} \over 3}$$
C
$${{13} \over 3}$$
D
$${{14} \over 3}$$
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