1
JEE Main 2021 (Online) 27th August Morning Shift
Numerical
+4
-1
Change Language
1 mol of an octahedral metal complex with formula MCl3 . 2L on reaction with excess of AgNO3 gives 1 mol of AgCl. The denticity of Ligand L is ____________. (Integer answer)
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2
JEE Main 2021 (Online) 26th August Evening Shift
Numerical
+4
-1
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The overall stability constant of the complex ion [Cu(NH3)4]2+ is 2.1 $$\times$$ 1013. The overall dissociations constant is y $$\times$$ 10$$-$$14. Then y is __________. (Nearest integer)
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3
JEE Main 2021 (Online) 26th August Morning Shift
Numerical
+4
-1
Change Language
The ratio of number of water molecules in Mohr's salt and potash alum is ____________ $$\times$$ 10$$-$$1. (Integer answer)
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4
JEE Main 2021 (Online) 27th July Evening Shift
Numerical
+4
-1
Change Language
3 moles of metal complex with formula Co(en)2Cl3 gives 3 moles of silver chloride on treatment with excess of silver nitrate. The secondary valency of Co in the complex is ___________.

(Round off to the nearest integer)
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