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

At room temperature ethanol is _______.

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प्रश्न

At room temperature ethanol is _______.

पर्याय

  • solid

  • gas

  • plasma

  • liquid

MCQ
रिकाम्या जागा भरा
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उत्तर

At room temperature ethanol is liquid.

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 9: Carbon compounds - Choose the correct option.

व्हिडिओ ट्यूटोरियलVIEW ALL [1]

संबंधित प्रश्‍न

The compound formed when ethene reacts with Hydrogen is ________. (CH4, C2H6, C3H8)


Identify the term/substance in the following:

The catalyst used in the conversion of ethyne to ethane.


Complete the following equation:

\[\ce{CH3CH2OH ->[Conc{.} H2SO4][170^\circ C]}\]


What happens when ethanol is heated with concentrated sulphuric acid at 170°C? Write the equation of the reaction which takes place.


What happens when ethanol is oxidised with alkaline potassium permanganate (or acidified potassium dichromate)? Write the equation of the reaction involved.


State the method of preparation of ethanol by hydrolysis of ethyl bromide.


How is ethanol prepared by fermentation?


Give the lab. Prepared of methyl alcohol.


What is the effect of ethanol on the human body?


What would you see, when ethyne is bubbled through a solution of bromine in carbon tetrachloride?


An organic compound 'P' is a constituent of wine. 'P' on reacting with acidified K2Cr2O7 forms another compound 'Q'. When a piece of sodium is added to 'Q' a gas 'R' evolves which burns with a pop sound. Identify P, Q and R and write the chemical equations of the reactions involved.

 

Write the balanced equations to convert:
(a) Ethanol to ethene
(b) Ethene to ethanol


Give three uses of ethanol


How will you carry out the following conversions:

(i) Ethanol to ethene

(ii) Bromoethane to ethanol


Answer the following question.
Write the chemical formula and name of the compound which is the active ingredient of all alcoholic drinks. List its two uses.

Write the chemical equation and name of the product formed when this compound reacts with -
(i) Sodium metal  
(ii) hot concentrated sulphuric acid


Write the molecular formula of the given compound.

Ethanol


Which of the following are used as anesthetics?


A gas is evolved when ethanol reacts with sodium. Name the gas evolved and also write the balanced chemical equation of the reaction involved.


Give the balanced chemical equation of the following reaction: 

Oxidation of ethanol by acidified potassium dichromate.


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