Advertisements
Advertisements
प्रश्न
Name the product formed and give the appropriate chemical equation for the following:
Sodium reacting with ethyl alcohol.
Advertisements
उत्तर
\[\ce{2C2H5OH + 2Na -> \underset{Sodium ethoxide}{2C2H5ONa} + \underset{Hydrogen}{H2 \uparrow}}\]
APPEARS IN
संबंधित प्रश्न
A student adds 2 mL of acetic acid to a test tube containing 2 mL of distilled water. He then shakes the test tube well and leaves it to settle for some time. After about 5 minutes he observes that in the test tube there is :
(A) a clear transparent colourless solution
(B) a clear transparent pink solution
(C) a precipitate settling at the bottom of the test tube
(D) a layer of water the layer of acetic acid
Consider the following organic compound:
CH3OH, C2H5OH, CH3COCH3, CH3COOH, C2H5COOH, C4H9COOC2H5, CH4, C2H6, CH3CHO, HCHO
Out of these compound:
- Which compound is most likely to be sweet-smelling?
- Which compound on treatment with conc. H2SO4 at 170°C forms an alkene?
- Which compound on repeated chlorination forms chloroform?
- Which compound is added to alcohol to denature it?
- Which compound is a constituent of vinegar?
- Which compound is used to sterilise wounds and syringes?
What do you notice when acetic acid reacts with alcohol?
Acetic acid is a typical acid. Write one equation in case of its reactions with a bicarbonate.
While studying saponification reactions, the following comments were noted down by the students :
(I) Soap is a salt of fatty acids.
(II) The reaction mixture is basic in nature.
(III) In this reaction heat is absorbed.
(IV) This reaction is not a neutralisation reaction.
Which of these are the correct comments ?
(A) I and III only
(B) I, II and III
(C) II, III and IV
(D) I and II only
Explain the following reaction with an example.
Saponification
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
When ethanoic acid is treated with NaHCO^ the gas evolved is ______.
The reaction between acetic acid and sodium carbonate is shown in the following figure.
Answer the questions with the help of a diagram.
- Which gas does come out as effervescence in the big test tube?
- What is the colour change in the lime water present in the small test tube?
- Write the related reaction.
Give the balanced chemical equation of the following reaction:
Oxidation of ethanol by acidified potassium dichromate.
