Identify the molecule in which central atom undergoes sp3 hybridisation?
- A$\mathrm{BeCl}_2$
- ✓$\mathrm{H}_2 \mathrm{O}$
- C$\mathrm{BF}_3$
- D$\mathrm{C}_2 \mathrm{H}_4$
Answer: B.
View full solution →Question types
Chemical Bonding question types
169 questions across 6 question groups — pick any mix to generate a Chemistry paper with step-by-step answer keys.
169
Questions
6
Question groups
5
Question types
01
MCQ
58 Q→02Answer the following questions:
12 Q→03Answer the following in one or two sentences.
21 Q→04Answer the following in brief.
17 Q→05Answer the following questions.
40 Q→06Answer the following questions in detail.
21 Q→Sample Questions
Chemical Bonding questions
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
What is the bond order of co molecule?
- ✓2
- B3
- C0
- D1
Answer: A.
View full solution → What is the bond order of O2 molecule?
- A3
- B1
- ✓2
- D1.5
Answer: C.
View full solution →Which among the following molecules is NOT linear in shape?
- ✓$\mathrm{H}_2 \mathrm{~S}$
- B$\mathrm{HBr}$
- C$\mathrm{CO}_2$
- D$\mathrm{BeBr}_2$
Answer: A.
View full solution →What is the bond length between carbon and bromine in $CH _3- Br$ molecule?
- ✓193 pm
- B214 pm
- C139 pm
- D178 pm
Answer: A.
View full solution →Which of the following is correct for $H_2O$ ?
View full solution →| $H=O$ bond | $H_2O$ molecule | |
| $(A)$ | polar | nonpolar |
| $(B)$ | nonpolar | polar |
| $(C)$ | polar | polar |
| $(D)$ | nonpolar | nonpolar |
Define resonance energy.
Cl-Cl covalent bond length is smaller than Br-Br covalent bond length. Explain.
Match the following:
View full solution →| Molecule | Hybridization and bond angle | ||
| $i.$ | Water | $a.$ | $Sp^2, 120^\circ$ |
| $ii.$ | Boron trifluoride | $b.$ | $Sp^3, 104.5^\circ$ |
| $iii.$ | Beryllium fluoride | $c.$ | $Sp^3, 109.5^\circ$ |
| $iv.$ | Methane | $d.$ | $Sp, 180^\circ$ |
Define the term hybridization.
Why is $O _2$ molecule paramagnetic?
View full solution →Write the formula to calculate bond order of molecule.
Mention the steps involved in Hybridization.
Give the type of overlap by which pi (π) bond is formed.
What are the interacting forces present during formation of a molecule of a compound ?
Which type of hybridization is present in ammonia molecule? Write the geometry and bond angle present in ammonia.
In case of bond formation in Acetylene molecule :
a. How many covalend bonds are formed ?
b. State number of sigma and pi bonds formed.
c. Name the type of Hybridisation.
a. How many covalend bonds are formed ?
b. State number of sigma and pi bonds formed.
c. Name the type of Hybridisation.
a. What happens to the bond length when unsaturation increases?
b. Which is the most stable compound?
c. Indicate the relation between bond strength and Bond enthalpy.
d. Comment on overall relation between Bond length, Bond Enthalpy and Bond strength and stability.
$F-Be-F$ is a liner molecule but $H-O-H$ is angular. Explain.
View full solution →Draw orbital diagrams of
a. Fluorine molecule
b. Hydrogen fluoride molecule
a. Fluorine molecule
b. Hydrogen fluoride molecule
Lewis electron dot structures of
a. $HF$
b. $C _2 H _6$
c. $C _2 H _4$
d. $CF _3 Cl$
e. $SO _2$
View full solution →a. $HF$
b. $C _2 H _6$
c. $C _2 H _4$
d. $CF _3 Cl$
e. $SO _2$
Lewis dot diagrams for the folowing
a. Hydrogen $\left( H _2\right)$
b. Water $\left( H _2 O \right)$
c. Carbon dioxide $\left( CO _2\right)$
d. Methane $\left( CH _4\right)$
e. Lithium Fluoride (LiF)
View full solution →a. Hydrogen $\left( H _2\right)$
b. Water $\left( H _2 O \right)$
c. Carbon dioxide $\left( CO _2\right)$
d. Methane $\left( CH _4\right)$
e. Lithium Fluoride (LiF)
What do you mean by formal charge ? Explain its significance with the help of suitable example.
Predict the shape and bond angles in the following molecules:
a. $CF_4$
b.$NF_3$
c. $HCN$
d. $H_2S$
View full solution →a. $CF_4$
b.$NF_3$
c. $HCN$
d. $H_2S$
Explain the formation of $BeCl_2.$
View full solution →Explain Fajan’s rule with suitable examples.
$CHCl_3$ is polar Explain.
View full solution →Explain how polarity (ionic character) is developed in a covalent bond.
Arrange the following bonds in decreasing order of bond strength $: C-N, C=N, C≡N$
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