Advertisements
Advertisements
प्रश्न
The general molecular formula of alkynes is ______
उत्तर
The general molecular formula of alkynes is CnH2n-2.
APPEARS IN
संबंधित प्रश्न
The element hydrogen is present in ______ organic compound.
______ compounds decolourize bromine water.
Answer the following question using the data given below:
- Assertion: Alkanes are saturated hydrocarbons.
- Reason: Hydrocarbons consist of covalent bonds.
Which gas is used as fuels and solvents in the laboratory?
Hydrocarbons are less dense than ______.
______ is used as fuel gas and propellant in aerosol sprays such as deodorants.
Match the following:
1. | Hydrocarbons | a. | Marsh gas |
2. | Methane | b. | Cleanest fuel |
3. | Butane | c. | Catenation |
4. | CNG | d. | Polystyrene |
The hydrocarbons containing carbon-carbon multiple bonds are called ______.
Draw electron dot structure for the following:
\[\begin{array}{cc}
\phantom{}\ce{H}\phantom{..}\ce{H}\phantom{}\\
\phantom{}|\phantom{...}|\phantom{}\\
\ce{H-C-C-H}\\
\phantom{}|\phantom{...}|\phantom{}\\
\phantom{}\ce{H}\phantom{..}\ce{H}\phantom{}
\end{array}\]
Draw electron dot structure for the following:
\[\begin{array}{cc}
\phantom{..}\ce{H}\phantom{........}\ce{H}\phantom{.}\\
\phantom{.}\backslash\phantom{......}/\phantom{}\\
\ce{C = C}\\
\phantom{}/\phantom{......}\backslash\phantom{}\\
\phantom{}\ce{H}\phantom{........}\ce{H}\phantom{}
\end{array}\]