1
KCET 2020
MCQ (Single Correct Answer)
+1
-0

The percentage of $$s$$-character in the hybrid orbitals of nitrogen in $$\mathrm{NO}_2^{+}, \mathrm{NO}_3^{-}$$ respectively are

A
$$33.3 \%, 50 \%, 25 \%$$
B
$$33.3 \%, 25 \%, 50 \%$$
C
$$50 \%, 33.3 \%, 25 \%$$
D
$$25 \%, 50 \%, 33.3 \%$$
2
KCET 2020
MCQ (Single Correct Answer)
+1
-0

The formal charge on central oxygen atom in ozone is

A
$$-$$1
B
0
C
+2
D
+1
3
KCET 2019
MCQ (Single Correct Answer)
+1
-0

Which of the following possess net dipole moment?

A
$$\mathrm{SO}_2$$
B
$$\mathrm{BF}_3$$
C
$$\mathrm{BeCl}_2$$
D
$$\mathrm{CO}_2$$
4
KCET 2019
MCQ (Single Correct Answer)
+1
-0

Which of the following pair contains 2 lone pair of electrons on the central atom?

A
$$\mathrm{I}_3^{+}, \mathrm{H}_2 \mathrm{O}$$
B
$$\mathrm{H}_2 \mathrm{O}, \mathrm{NF}_3$$
C
$$\mathrm{XeF}_4, \mathrm{NH}_3$$
D
$$\mathrm{SO}_4^{2-}, \mathrm{H}_2 \mathrm{S}$$
KCET Subjects
EXAM MAP