1
JEE Main 2021 (Online) 25th July Evening Shift
Numerical
+4
-1
Change Language
Number of electrons present in 4f orbital of Ho3+ ion is ____________. (Given Atomic No. of Ho = 67)
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2
JEE Main 2021 (Online) 25th July Evening Shift
Numerical
+4
-1
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JEE Main 2021 (Online) 25th July Evening Shift Chemistry - Hydrocarbons Question 48 English
Consider the above chemical reaction. The total number of stereoisomers possible for Product 'P' is _____________.
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3
JEE Main 2021 (Online) 25th July Evening Shift
Numerical
+4
-1
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For a chemical reaction A $$\to$$ B, it was found that concentration of B is increased by 0.2 mol L$$-$$ in 30 min. The average rate of the reaction is ____________ $$\times$$ 10$$-$$1 mol L$$-$$1 h$$-$$1. (in nearest integer)
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4
JEE Main 2021 (Online) 25th July Evening Shift
Numerical
+4
-1
Out of Syllabus
Change Language
The number of significant figures in 0.00340 is ____________.
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