1
JEE Main 2022 (Online) 25th June Evening Shift
Numerical
+4
-1
Change Language

Amongst FeCl3.3H2O, K3[Fe(CN)6] and [Co(NH3)6]Cl3, the spin-only magnetic moment value of the inner-orbital complex that absorbs light at shortest wavelength is ____________ B.M. [nearest integer]

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2
JEE Main 2022 (Online) 25th June Evening Shift
Numerical
+4
-1
Change Language

How many of the given compounds will give a positive Biuret test ____________ ?

Glycine, Glycylalanine, Tripeptide, Biuret

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3
JEE Main 2022 (Online) 25th June Evening Shift
Numerical
+4
-1
Change Language

The neutralization occurs when 10 mL of 0.1M acid 'A' is allowed to react with 30 mL of 0.05 M base M(OH)2. The basicity of the acid 'A' is __________.

[M is a metal]

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4
JEE Main 2022 (Online) 25th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Let $$A = \{ x \in R:|x + 1| < 2\} $$ and $$B = \{ x \in R:|x - 1| \ge 2\} $$. Then which one of the following statements is NOT true?

A
$$A - B = ( - 1,1)$$
B
$$B - A = R - ( - 3,1)$$
C
$$A \cap B = ( - 3, - 1]$$
D
$$A \cup B = R - [1,3)$$
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