4. Chemical bonding and molecular structure - Gujarat Board (GSEB) STD 11 Science Chemistry Questions

1,640

Questions

1

Question groups

5

Question types

01

M.C.Q (1 Marks)

1,640 Q→

Sample Questions

4. Chemical bonding and molecular structure questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 1M.C.Q (1 Marks)1 Mark

Intramolecular hydrogen bonding is present in

A
B
C
$HF$
✓

Answer: D.

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Q 2M.C.Q (1 Marks)1 Mark

Identify the correct answer.

A
$\mathrm{BF}_3$ has non-zero dipole moment
B
Dipole moment of $\mathrm{NF}_3$ is greater than that of $\mathrm{NH}_3$
✓
Three canonical forms can be drawn for $\mathrm{CO}_3^{2-}$ ion
D
Three resonance structures can be drawn for ozone

Answer: C.

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Q 3M.C.Q (1 Marks)1 Mark

Match List $I$ with List $II$.

List $I$ (Compound)	List $II$ (Shape/geometry)
$A$. $\mathrm{NH}_3$	$I$. Trigonal Pyramidal
$B$. $\mathrm{BrF}_5$	$II$. Square Planar
$C$. $\mathrm{XeF}_4$	$III$. Octahedral
$D$. $\mathrm{SF}_6$	$IV$. Square Pyramidal

Choose the correct answer from the options given below:

A
$ A-II, B-IV, C-III, D-I$
B
$A-III, B-IV, C-I, D-II$
C
$A-II, B-III, C-IV, D-I$
✓
$A-I, B-IV, C-II, D-III$

Answer: D.

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Q 4M.C.Q (1 Marks)1 Mark

Amongst the following the total number of species NOT having eight electrons around central atom in its outermost shell, is $NH _3, AlCl _3, BeCl _2, CCl _4, PCl _5:$