1
JEE Main 2021 (Online) 27th July Morning Shift
Numerical
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In gaseous triethyl amine the "$$-$$C$$-$$N$$-$$C$$-$$" bond angle is _________ degree.
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2
JEE Main 2021 (Online) 20th July Morning Shift
Numerical
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The number of nitrogen atoms in a semicarbazone molecule of acetone is ______________.
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3
JEE Main 2021 (Online) 24th February Evening Shift
Numerical
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The total number of amines among the following which can be synthesized by Gabriel synthesis is __________.

JEE Main 2021 (Online) 24th February Evening Shift Chemistry - Compounds Containing Nitrogen Question 121 English
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4
JEE Main 2020 (Online) 4th September Morning Slot
Numerical
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The number of chiral centres present in [B] is _____. JEE Main 2020 (Online) 4th September Morning Slot Chemistry - Compounds Containing Nitrogen Question 132 English
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