1
WB JEE 2017
MCQ (Single Correct Answer)
+1
-0.25
Change Language
The shape of $$XeF_5^ - $$ will be
A
square pyramid
B
trigonal bipyramidal
C
planar
D
pentagonal bipyramid
2
WB JEE 2017
MCQ (Single Correct Answer)
+1
-0.25
Change Language
The ground state magnetic property of B2 and C2 molecules will be
A
B2 paramagnetic and C2 diamagnetic
B
B2 diamagnetic and C2 paramagnetic
C
Both are diamagnetic
D
Both are paramagnetic
3
WB JEE 2016
MCQ (Single Correct Answer)
+1
-0.25
The boiling points of HF, HCl, HBr and HI follow the order
A
HF > HCl > HBr > HI
B
HF > HI > HBr > HCl
C
HI > HBr > HCl > H
D
HCl > HF > HBr > HI
4
WB JEE 2016
MCQ (Single Correct Answer)
+1
-0.25
The correct order of O$$-$$O bond length in O2, H2O2 and O3 is
A
O2 > O3 > H2O2
B
H2O2 > O3 > O2
C
O3 > O2 > H2O2
D
O3 > H2O2 > O2
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