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JEE Main 2021 (Online) 17th March Morning Shift
Numerical
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The reaction of white phosphorus on boiling with alkali in inert atmosphere resulted in the formation of product 'A'. The reaction of 1 mol of 'A' with excess of AgNO3 in aqueous medium gives ___________ mol(s) of Ag. (Round off to the Nearest Integer).
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JEE Main 2021 (Online) 17th March Morning Shift
Numerical
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JEE Main 2021 (Online) 17th March Morning Shift Chemistry - Practical Organic Chemistry Question 59 English
In the above reaction, 3.9 g of benzene on nitration gives 4.92 g of nitrobenzene. The percentage yield of nitrobenzene in the above reaction is ________%. (Round off to the Nearest Integer).

(Given atomic mass : C : 12.0 u, H : 1.0 u, O : 16.0 u, N : 14.0 u)
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3
JEE Main 2021 (Online) 17th March Morning Shift
Numerical
+4
-1
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The pressure exerted by a non-reactive gaseous mixture of 6.4g of methane and 8.8 g of carbon dioxide in a 10L vessel at 27$$^\circ$$C is __________ kPa. (Round off to the Nearest Integer).

[Assume gases are ideal, R = 8.314 J mol$$-$$1 K$$-$$1

Atomic masses : C : 12.0 u, H : 1.0 u, O : 16.0 u]
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4
JEE Main 2021 (Online) 17th March Morning Shift
Numerical
+4
-1
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For a certain first order reaction 32% of the reactant is left after 570s. The rate constant of this reaction is _________ $$\times$$ 10$$-$$3 s$$-$$1. (Round off to the Nearest Integer). [Given : log102 = 0.301, ln10 = 2.303]
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