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प्रश्न
Which type of hybridization is present in the ammonia molecule?
What type of hybridisation is associated with N in NH3?
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उत्तर
The type of hybridisation present in the ammonia (NH3) molecule is sp3.
संबंधित प्रश्न
Select and write the most appropriate alternatives from the given choices.
The angle between the two covalent bonds is minimum in:
Give a reason for HF is a polar molecule
F-Be-F is a liner molecule but H-O-H is angular. Explain.
In the case of bond formation in Acetylene molecule: How many covalent bonds are formed?
In the case of bond formation in Acetylene molecule: Name the type of Hybridization.
Define Bond Enthalpy
Define Bond Length
Predict the shape and bond angles in the following molecule:
CF4
Predict the shape and bond angles in the following molecule:
NF3
Predict the shape and bond angles in the following molecule:
HCN
Using data from the Table, answer the following:
| Examples | C2H6 Ethane | C2H4 Ethene | C2H2 Ethyne |
| Structure |
\[\begin{array}{cc} \backslash \phantom{......}/\phantom{.}\\ \ce{—C – C —}\\ /\phantom{......}\backslash\phantom{.}\end{array}\] |
\[\begin{array}{cc} \backslash \phantom{......}/\\ \ce{C \text{=} C}\\ /\phantom{......}\backslash\end{array}\] |
\[\ce{- C ≡ C -}\] |
| Type of bond between carbons | single | double | triple |
| Bond length (nm) | 0.154 | 0.134 | 0.120 |
| Bond Enthalpy kJ mol-1 | 348 | 612 | 837 |
- What happens to the bond length when unsaturation increases?
- Which is the most stable compound?
- Indicate the relationship between bond strength and Bond enthalpy.
- Comment on the overall relation between Bond length, Bond Enthalpy, and Bond strength and stability.
Complete the flow chart.
| Molecular Formula | Structural Formula | Shape/ Geometry | Bond angle |
| BeCl2 | 180° | ||
| O=C=O | Linear | ||
| C2H2 |
Write the formula to calculate the bond order of molecule.
In gas phase H-O-O-H bond angle in H2O2 is ______.
What is the value of C-O-H bond angle in CH3_OH?
Which of following bonds has maximum bond length?
The hybridization and bond angle in BeCl2 molecule are ____________ respectively.
Consider the reactions.
\[\ce{C_{(s)} + 2H2_{(g)} -> CH4_{(g)}}\], ΔH = −x kcal
\[\ce{C_{(g)} + 4H_{(g)} -> CH4_{(g)}}\], ΔH = −x1 kcal
\[\ce{CH4_{(g)} -> CH3_{(g)} + H_{(g)}}\], ΔH = +y kcal
The average C-H bond enthalpy is:
Which of the following pairs have identical bond order?
Identify the CORRECT option.
Why is bond order of Be2 molecule zero?
(Nb = bonding electrons, Na = antibonding electrons)
What is the bond order of Be2 molecule?
Consider the ions/molecule:
\[\ce{O^+_2, O_2, O^-_2, O^{2-}_2}\]
For increasing bond order the correct option is:
