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

In LPG, butane is a flammable component. - Science and Technology 1

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प्रश्न

In LPG, butane is a flammable component.

पर्याय

  • Right

  • Wrong

MCQ
चूक किंवा बरोबर
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उत्तर

The statement is Right.

Explanation:

Liquefied Petroleum Gas (LPG) contains combustible butane and propane. Both extremely combustible gases are used as fuel in homes and factories. 

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 9: Carbon compounds - Right or Wrong sentence

संबंधित प्रश्‍न

Write answer as directed.
Give any four functional groups containing oxygen as the heteroatom in it. Write name and structural formula of one example each.


Find the odd one out and give its explanation.


Write the molecular formula of the given compound.

Ethyl ethanoate


Write the molecular formula of the given compound.

Acetylene


Write the molecular formula of the given compound.

Acetone


Carbon compounds contain only open chains of carbon atoms.


Benzene is a cyclic unsaturated hydrocarbon.


Write scientific reason.

Ethylene is an unsaturated hydrocarbon.


Explain the Catenation power.


Explain the concept of heteroatoms with the help of examples.


Distinguish between:

Saturated hydrocarbons - Unsaturated hydrocarbons


Distinguish between:

Open chain hydrocarbons - Closed chain hydrocarbons


Write a short note.

Functional groups in carbon compounds


Complete the given chart with writing the correct functional group of carbon compounds.

(Ester, Aldehyde, Ketone, Carboxylic acid, Alcohol, Ether)

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

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


Chlorine reacts with saturated hydrocarbons at room temperature in the


Which of the following is not a straight chain hydrocarbon?


Consider the following organic compounds:

(i) \[\begin{array}{cc} \ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\\
|\phantom{....}|\phantom{....}|\\
\ce{H - C - C - C = O}\\
|\phantom{....}|\phantom{.....}\\
\ce{H}\phantom{....}\ce{H}\phantom{.....}
\end{array}\]
(ii) \[\begin{array}{cc}
\phantom{....}\ce{H}\phantom{...}\ce{H}\phantom{....}\\
\phantom{....}|\phantom{....}|\phantom{....}\\
\ce{H - C - C = O}\\|\phantom{.....}\\
\ce{H}\phantom{.....}\end{array}\]
  1. Name the functional group present in these compounds.
  2. Write the general formula for the compounds of this functional group.
  3. State the relationship between these compounds and draw the structure of any other compound having a similar functional group.

Identify heteroatom (s) in the following compound.

\[\ce{CH3CH2Cl}\]


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