1
IIT-JEE 1995 Screening
MCQ (Single Correct Answer)
+1
-0.25
Which one is most ionic
2
IIT-JEE 1995 Screening
MCQ (Single Correct Answer)
+1
-0.25
Number of paired electrons in O2 molecules is
3
IIT-JEE 1993
MCQ (Single Correct Answer)
+1
-0.25
Pick out the isoelectronic structures from the following
I. $$CH_3^+$$
II. $$H_3O^+$$
III. $$NH_3$$
IV. $$CH_3^-$$
I. $$CH_3^+$$
II. $$H_3O^+$$
III. $$NH_3$$
IV. $$CH_3^-$$
4
IIT-JEE 1992
MCQ (Single Correct Answer)
+1
-0.25
The cyanide ion, CN- and N2 are isoelectronic, But in contrast to CN-, N2 is chemically inert, because of
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