1
AP EAPCET 2022 - 4th July Evening Shift
MCQ (Single Correct Answer)
+1
-0

The formal charges of atoms (1), (2) and (3) in the ion AP EAPCET 2022 - 4th July Evening Shift Chemistry - Chemical Bonding and Molecular Structure Question 28 English is

A
0, +2, $$-$$1
B
0, +1, 0
C
+2, 0, $$-$$1
D
+1, 0, 0
2
AP EAPCET 2022 - 4th July Evening Shift
MCQ (Single Correct Answer)
+1
-0

The hybridisations of carbon in graphite, diamond and $$\mathrm{C}_{60}$$ are respectively

A
$$s p^2, s p^2, s p$$
B
$$s p^2, s p^3, s p^2$$
C
$$s p, s p^2, s p^3$$
D
$$s p, s p^3, s p$$
3
AP EAPCET 2022 - 4th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

Choose the correct option from the following.

A
KF is more covalent than KI
B
$$\mathrm{SnCl}_4$$ is less covalent than $$\mathrm{SnCl}_2$$
C
LiF is more covalent than KF
D
$$\mathrm{ZnCl}_2$$ is less covalent than NaCl
4
AP EAPCET 2022 - 4th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

The bond lengths of $$\mathrm{C}_2, \mathrm{~N}_2$$ and $$\mathrm{B}_2$$ molecules are $$X_1, X_2$$ and $$X_3 \mathrm{~pm}$$ respectively. The correct order of their bond lengths is

A
$$X_3>X_1>X_2$$
B
$$X_2>X_3>X_1$$
C
$$X_1>X_2>X_3$$
D
$$X_1>X_3>X_2$$
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