1
IAT (IISER) 2024
MCQ (Single Correct Answer)
+4
-1
Which one of the following statements is correct about $\mathrm{N}_2, \mathrm{CO}$, and $\mathrm{NO}^{+}$?
A
These are isoelectronic and have identical bond order.
B
These are isoelectronic and have different bond orders.
C
These are not isoelectronic but have identical bond order.
D
These are neither isoelectronic nor have identical bond order.
2
IAT (IISER) 2024
MCQ (Single Correct Answer)
+4
-1
According to the VSEPR theory, what are the most stable shapes of $X_4 F_4$ and $\mathrm{SF}_4$, respectively?
A
See-saw and square planar
B
Both see-saw
C
Square planar and see-saw
D
Both square planar
3
IAT (IISER) 2023
MCQ (Single Correct Answer)
+4
-1
Amongst $\mathrm{O}_2, \mathrm{~N}_2, \mathrm{~F}_2$, and $\mathrm{B}_2$, which molecules will be attracted to an external magnetic field?
A
$\mathrm{O}_2$ and $B_2$
B
$\mathrm{O}_2$ and $F_2$
C
$O_2, B_2$, and $N_2$
D
$F_2, N_2$, and $B_2$
4
IAT (IISER) 2022
MCQ (Single Correct Answer)
+4
-1
Identify the correct order of the molecules with respect to the magnitude of their dipole moment:
A
IAT (IISER) 2022 Chemistry - Chemical Bonding and Molecular Structure Question 1 English Option 1
B
IAT (IISER) 2022 Chemistry - Chemical Bonding and Molecular Structure Question 1 English Option 2
C
IAT (IISER) 2022 Chemistry - Chemical Bonding and Molecular Structure Question 1 English Option 3
D
IAT (IISER) 2022 Chemistry - Chemical Bonding and Molecular Structure Question 1 English Option 4
IAT (IISER) Subjects
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