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1
JEE Main 2020 (Online) 3rd September Morning Slot
MCQ (Single Correct Answer)
+4
-1
Of the species, NO, NO+, NO2+ and NO- , the one with minimum bond strength is :
A
NO–
B
NO
C
NO+
D
NO2+
2
JEE Main 2020 (Online) 2nd September Evening Slot
MCQ (Single Correct Answer)
+4
-1
Match the type of interaction in column A with the distance dependence of their interaction energy in column B
A B
(i) ion-ion (a) $${1 \over r}$$
(ii) dipole-dipole (b) $${1 \over {{r^2}}}$$
(iii) London dispersion (c) $${1 \over {{r^3}}}$$
(d) $${1 \over {{r^6}}}$$
A
(I)-(a), (II)-(b), (III)-(d)
B
(I)-(b), (II)-(d), (III)-(c)
C
(I)-(a), (II)-(b), (III)-(c)
D
(I)-(a), (II)-(c), (III)-(d)
3
JEE Main 2020 (Online) 2nd September Evening Slot
MCQ (Single Correct Answer)
+4
-1
The molecular geometry of SF6 is octahedral. What is the geometry of SF4 (including lone pair(s) of electrons, if any)?
A
Tetrahedral
B
Trigonal bipyramidal
C
Square planar
D
Pyramidal
4
JEE Main 2020 (Online) 2nd September Evening Slot
MCQ (Single Correct Answer)
+4
-1
The shape / structure of [XeF5]– and XeO3F2, respectively, are
A
Pentagonal planar and trigonal bipyramidal
B
Trigonal bipyramidal and pentagonal planar
C
Octahedral and square pyramidal
D
Trigonal bipyramidal and trigonal bipyramidal
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