मराठी

The formulae of four organic compounds are shown below. Choose the correct option - Science

Advertisements
Advertisements

प्रश्न

The formulae of four organic compounds are shown below. Choose the correct option

A B C D
\[\begin{array}{cc}
\phantom{.}\ce{H}\phantom{......}\ce{H}\\
\phantom{.}\backslash\phantom{.....}/\\
\ce{C = C}\\
/\phantom{.....}\backslash\\
\ce{H}\phantom{......}\ce{H}
\end{array}\]
\[\begin{array}{cc}
\phantom{........}\ce{H}\phantom{.....}\ce{O}\\
\phantom{.......}|\phantom{....}//\\
\ce{H - C - C}\\
\phantom{......}|\phantom{.....}\backslash\\
\phantom{...........}\ce{H}\phantom{.....}\ce{O - H}
\end{array}\]

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

 

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

पर्याय

  • A and B are unsaturated hydrocarbons

  • C and D are saturated hydrocarbons

  • Addition of hydrogen in presence of catalyst changes A to C

  • Addition of potassium permanganate changes B to D

MCQ

उत्तर

Addition of hydrogen in presence of catalyst changes A to C

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
2022-2023 (March) Sample

व्हिडिओ ट्यूटोरियलVIEW ALL [1]

संबंधित प्रश्‍न

‘A’ is an element having four electrons in its outermost orbit. An allotropes ‘B’ of this element is used as a dry lubricant in machinery and in pencil leads. So:
i. Write the name of element ‘A’ and its allotropes.
ii. State whether ‘B’ is a good conductor or non-conductor of electricity?


What are the two properties of carbon which lead to the huge number of carbon compounds we see around us?


Which of the two is better for our health : butter or vegetable oil? Why?

 

What are hydrocarbons? Write the general formula of (i) saturated hydrocarbons, and (ii) unsaturated hydrocarbons and draw the structure of one hydrocarbon of each type. How can an unsaturated hydrocarbon be made saturated?

Which among the following are unsaturated hydrocarbons?

  1. \[\ce{H3C - CH2 - CH2 - CH3}\]
  2. \[\ce{H3C - C ≡ C - CH3}\]
  3. \[\begin{array}{cc}
    \ce{H3C - CH - CH3}\\
    |\phantom{..}\\
    \phantom{.}\ce{CH3}
    \end{array}\]
  4. \[\begin{array}{cc}
    \ce{H3C - C = CH2}\\
    |\phantom{.}\\
    \phantom{..}\ce{CH3}
    \end{array}\]

In which of the following compounds, — OH is the functional group?


The correct electron dot structure of a water molecule is


Name the functional groups present in the following compounds

  1. CH3 CO CH2 CH2 CH2 CH3
  2. CH3 CH2 CH2 COOH
  3. CH3 CH2 CH2 CH2 CHO
  4. CH3 CH2 OH

Identify and name the functional groups present in the following compounds.

  1. \[\begin{array}{cc}
    \ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{..}\\
    \phantom{}|\phantom{....}|\phantom{....}|\phantom{..}\\
    \ce{H - C - C - C - OH}\\
    \phantom{}|\phantom{....}|\phantom{....}|\phantom{..}\\
    \ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{..}\\
    \end{array}\]
  2. \[\begin{array}{cc}
    \phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{....}\\
    \phantom{...}|\phantom{....}|\phantom{....}||\phantom{....}\\
    \ce{H - C - C - C - OH}\\
    \phantom{...}|\phantom{....}|\phantom{.........}\\
    \phantom{}\ce{H}\phantom{...}\ce{H}\phantom{.......}\\
    \end{array}\]
  3. \[\begin{array}{cc}
    \phantom{......}\ce{H}\phantom{....}\ce{H}\phantom{....}\ce{O}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{.......}\\
    \phantom{....}|\phantom{....}|\phantom{....}||\phantom{....}|\phantom{....}|\phantom{....}\\
    \ce{H} - \ce{C} - \ce{C} - \ce{C} - \ce{C} - \ce{C} - \ce{H}\\
    \phantom{....}|\phantom{.....}|\phantom{........}|\phantom{....}|\phantom{....}\\
    \phantom{....}\ce{H}\phantom{....}\ce{H}\phantom{........}\ce{H}\phantom{..}\ce{H}\phantom{.....}\\
    \end{array}\]
  4. \[\begin{array}{cc}
    \phantom{......}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{......}\\
    \phantom{....}|\phantom{....}|\phantom{....}|\phantom{....}|\phantom{....}\\
    \ce{H - C - C - C = C - H}\\
    \phantom{....}|\phantom{....}|\phantom{.............}\\
    \phantom{....}\ce{H}\phantom{...}\ce{H}\phantom{.............}
    \end{array}\]

Write the name of the following compound

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


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×