1
JEE Main 2022 (Online) 27th July Evening Shift
Numerical
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The spin only magnetic moment of the complex present in Fehling's reagent is __________ B.M. (Nearest integer).

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2
JEE Main 2022 (Online) 25th July Morning Shift
Numerical
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In the given reaction

JEE Main 2022 (Online) 25th July Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 69 English

The number of chiral carbon/s in product A is ___________.

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3
JEE Main 2022 (Online) 30th June Morning Shift
Numerical
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A hydrocarbon 'X' is found to have molar mass of 80. A 10.0 mg of compound 'X' on hydrogenation consumed 8.40 mL of H2 gas (measured at STP). Ozonolysis of compound 'X' yields only formaldehyde and dialdehyde. The total number of fragments/molecules produced from the ozonolysis of compound 'X' is _____________.

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4
JEE Main 2022 (Online) 29th June Evening Shift
Numerical
+4
-1
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In the given reaction,

JEE Main 2022 (Online) 29th June Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 85 English

The number of $$\pi$$ electrons present in the product 'P' is _________.

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