Advertisements
Advertisements
प्रश्न
At least one carbon bond in an unsaturated hydrocarbon is ______.
पर्याय
single
all double
ionic
carbon
give and take
hydrogen
multiple
share
most
covalent
Advertisements
उत्तर
At least one carbon bond in an unsaturated hydrocarbon is multiple.
APPEARS IN
संबंधित प्रश्न
The element hydrogen is present in ______ organic compound.
The general molecular formula of alkynes is ______
______ compounds decolourize bromine water.
Biodegradable detergents are made of ______ chain hydrocarbons.
Answer the following question using the data given below:
- Assertion: Alkanes are saturated hydrocarbons.
- Reason: Hydrocarbons consist of covalent bonds.
Complete and balance the following chemical equation:
C2H6 + O2 →
Dead and decaying plants and animals release ______ gas.
______ is an odourless and highly inflammable gas.
Which gas is used as fuels and solvents in the laboratory?
Sewage sludge can also be decomposed by microorganisms to produce methane gas along with impurities like carbon dioxide and ______.
______ can also be used as a refrigerant.
Match the following:
| 1. | Hydrocarbons | a. | Marsh gas |
| 2. | Methane | b. | Cleanest fuel |
| 3. | Butane | c. | Catenation |
| 4. | CNG | d. | Polystyrene |
Write any 2 properties of hydrocarbons.
Identify saturated and unsaturated hydrocarbons from the given structural formula:
| \[\begin{array}{cc} \phantom{}\ce{H}\phantom{..}\ce{H}\phantom{}\\ \phantom{}|\phantom{...}|\phantom{}\\ \ce{H-C-C-H}\\ \phantom{}|\phantom{...}|\phantom{}\\ \phantom{}\ce{H}\phantom{..}\ce{H}\phantom{} \end{array}\] |
\[\begin{array}{cc} \phantom{..}\ce{H}\phantom{........}\ce{H}\phantom{.}\\ \phantom{.}\backslash\phantom{......}/\phantom{}\\ \ce{C = C}\\ \phantom{}/\phantom{......}\backslash\phantom{}\\ \phantom{}\ce{H}\phantom{........}\ce{H}\phantom{} \end{array}\] |
| (1) | (2) |
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:
\[\begin{array}{cc}
\phantom{..}\ce{H}\phantom{........}\ce{H}\phantom{.}\\
\phantom{.}\backslash\phantom{......}/\phantom{}\\
\ce{C = C}\\
\phantom{}/\phantom{......}\backslash\phantom{}\\
\phantom{}\ce{H}\phantom{........}\ce{H}\phantom{}
\end{array}\]
Identify the hydrocarbon from the given electron-dot structure:
\[\begin{array}{cc}
\phantom{}\ce{H}\phantom{....}\ce{H}\phantom{}\\
\phantom{}\ce{H}\phantom{..}\ce{\text{}^\bullet_\bullet}\phantom{..}\ce{\overset{\bullet\phantom{.}\bullet}{\underset{\bullet\phantom{.}\bullet}{C}}}\phantom{..}\ce{\text{}^\bullet_\bullet}\phantom{..}\ce{\overset{\bullet\phantom{.}\bullet}{\underset{\bullet\phantom{.}\bullet}{C}}}\phantom{..}\ce{\text{}^\bullet_\bullet}\phantom{..}\ce{H}\phantom{}\\
\phantom{}\ce{H}\phantom{....}\ce{H}\phantom{}\\
\end{array}\]
