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In the case of bond formation in Acetylene molecule: State number of sigma and pi bonds formed. - Chemistry

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प्रश्न

In the case of bond formation in Acetylene molecule: State number of sigma and pi bonds formed.

एक पंक्ति में उत्तर

उत्तर

In the acetylene molecule, there are three sigma bonds and two pi bonds.

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Parameters of Covalent Bond
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अध्याय 5: Chemical Bonding - Exercises [पृष्ठ ७९]

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बालभारती Chemistry [English] 11 Standard
अध्याय 5 Chemical Bonding
Exercises | Q 3. (M)(b) | पृष्ठ ७९

संबंधित प्रश्न

Give a reason for HF is a polar molecule


Which type of hybridization is present in the ammonia molecule?


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


Predict the shape and bond angles in the following molecule:

CF4


Predict the shape and bond angles in the following molecule:

HCN


Predict the shape and bond angles in the following molecule:

H2S


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
  1. What happens to the bond length when unsaturation increases?
  2. Which is the most stable compound?
  3. Indicate the relationship between bond strength and Bond enthalpy.
  4. 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      

Energy required to dissociate 6 g of gaseous hydrogen into free gaseous atoms is 208 kcal at 25°C. Bond energy of H-H bond will be ____________.


The CORRECT order of C-X bond polarity is ____________.


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.


Which of the following pairs have identical bond order?


The bond angle is minimum in ____________.


Identify the CORRECT option.


Which of the following is INCORRECTLY matched?


What is the bond order of B2 molecule?


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:


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