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महाराष्ट्र राज्य शिक्षण मंडळएस.एस.सी (इंग्रजी माध्यम) इयत्ता १० वी

Draw electron dot structure for the following: H..H|...|H−C−C−H|...|H..H - Science and Technology 1

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प्रश्न

Draw electron dot structure for the following:

\[\begin{array}{cc}
\phantom{}\ce{H}\phantom{..}\ce{H}\phantom{}\\
\phantom{}|\phantom{...}|\phantom{}\\
\ce{H-C-C-H}\\
\phantom{}|\phantom{...}|\phantom{}\\
\phantom{}\ce{H}\phantom{..}\ce{H}\phantom{}
\end{array}\]

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उत्तर

\[\begin{array}{cc}
\phantom{}\ce{H}\phantom{...}\ce{H}\phantom{}\\
\ce{H: \underset{..}{\overset{..}{C}}: \underset{..}{\overset{..}{C}}: H}\\
\phantom{}\ce{H}\phantom{...}\ce{H}\phantom{}
\end{array}\]

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2021-2022 (March) Set 1

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संबंधित प्रश्‍न

At least one carbon bond in an unsaturated hydrocarbon is ______.


The element hydrogen is present in ______ organic compound. 


What do you mean by catenation?


The general molecular formula of alkynes is ______


______ compounds decolourize bromine water.


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?


Hydrocarbons are less dense than ______.


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

The hydrocarbons containing carbon-carbon multiple bonds are called ______. 


Complete the following flow chart:


Identify the hydrocarbon from the given electron-dot structure:

\[\begin{array}{cc}
\phantom{}\ce{H}\phantom{....}\ce{H}\phantom{}\\
\phantom{}\ce{H}\phantom{..}\ce{\text{}^\bullet_\bullet}\phantom{..}\ce{\overset{\bullet\phantom{.}\bullet}{\underset{\bullet\phantom{.}\bullet}{C}}}\phantom{..}\ce{\text{}^\bullet_\bullet}\phantom{..}\ce{\overset{\bullet\phantom{.}\bullet}{\underset{\bullet\phantom{.}\bullet}{C}}}\phantom{..}\ce{\text{}^\bullet_\bullet}\phantom{..}\ce{H}\phantom{}\\
\phantom{}\ce{H}\phantom{....}\ce{H}\phantom{}\\
\end{array}\]


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