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प्रश्न
Ketone : –CO– : : Ester : _______
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उत्तर
Ketone : –CO– : : Ester : –COO–
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संबंधित प्रश्न
Write three different chemical reactions showing the conversion of ethanoic acid to sodium ethanoate. Write balanced chemical equation in each case. Write the name of the reactants and the products other ethanoic acid and sodium ethanoate in each case.
A student adds a few drops of ethanoic acid to test tubes X, Y and Z containing aqueous solutions of sodium chloride, sodium hydroxide and sodium carbonate, respectively. If he now brings a burning splinter near the mouth of the test tubes immediately after adding ethanoic acid in each one of them, in which of the test tube or test tubes the flame will be extinguished?
(A) X and Y
(B) Y and Z
(C) X and Z
(D) only Z
What are esters ?
List two uses of esters.
Complete the following chemical equations: C2H5OH+O2→
Fill in the blanks from the choices given within brackets:
The basicity of acetic acid is-------- (3, 1, 4).
An organic compound X of molecular formula C2H4O2 gives brisk effervescence with sodium hydrogen carbonate. Give the name and formula of X.
If you take a pinch of sodium hydrogen carbonate powder in a test-tube and add drop-by-drop acetic acid to it, what would you observe immediately? List any two main observations.
Name the functional group present in the following compound:
HCOOH
Which of the following observations is true about dilute solution of acetic acid?
(A) It smells like vinegar and turns red litmus blue
(B) It smells like onion and turns blue litmus red
(C) It smells like orange and turns red litmus blue
(D) It smells like vinegar and turns blue litmus red
A student takes Na2CO3 powder in a test tube and pours some drops of acetic acid over it. He observes:
(A) no reaction in the test tube
(B) colourless gas with pungent smell
(C) bubbles of a colourless and odourless gas
(D) white fumes with smell of vinegar
Name the first four members of alphatic carboxylic acid.
How Will You Carry Out the Following Conversions?
Ehane to acitic acid
Draw the structural formula of a compound with two carbon atoms in the following case:
An alcohol containing two carbon atoms.
State how the following conversions can be carried out:
Ethene to Ethyl alcohol.
Identify the term or substance based on the descriptions given below:
Hydrocarbon containing a triple bond used for welding purposes
With a labelled diagram describe in brief an activity to show the formation of ester.
Draw the structural diagram of:
Ethanoic acid
Anita added a drop each of diluted acetic acid and diluted hydrochloric acid on pH paper and compared the colors. Which of the following is the correct conclusion?
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
