1
JEE Main 2018 (Offline)
MCQ (Single Correct Answer)
+4
-1
According to molecular orbital theory, which of the following will not be a viable molecule?
A
$${\rm H}e_2^{2 + }$$
B
$${\rm H}e_2^{ + }$$
C
$${\rm H}_2^{- }$$
D
$${\rm H}_2^{2 - }$$
2
JEE Main 2018 (Offline)
MCQ (Single Correct Answer)
+4
-1
Total number of lone pair of electrons in $${\rm I}_3^ - $$ ion is
A
3
B
9
C
6
D
12
3
JEE Main 2018 (Offline)
MCQ (Single Correct Answer)
+4
-1
Which of the following compounds contain(s) no covalent bond(s)? KCl, PH3, O2, B2H6, H2SO4
A
KCl, B2H6
B
KCl, B2H6, PH3
C
KCl, H2SO4
D
KCl
4
JEE Main 2018 (Online) 15th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The number of P $$-$$ O bonds in P4O6 is :
A
6
B
9
C
12
D
18
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