Advertisements
Advertisements
प्रश्न
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.
Advertisements
उत्तर
- Carbon dioxide gas.
- Lime water turns milky.
- \[\ce{2CH3COOH (aq) + Na2CO3 (g) -> CH3COONa (aq) + H2O (l) + CO2 (g)}\]
APPEARS IN
संबंधित प्रश्न
For preparing soap in the laboratory we require an oil and a base. Which of the following combinations of an oil and a base would be best suited for the preparation of soap?
(a) Castor oil and calcium hydroxide
(b) Turpentine oil and sodium hydroxide
(c) Castor oil and sodium hydroxide
(d) Mustard oil and calcium hydroxide
Give the common name and IUPAC name of C2H5OH.
What is the common name of methanol?
Describe a test for carboxylic acid.
Complete the following equation:
`CH_3 COOH + CH_2 H_5 OH` 
An organic compound X of molecular formula C2H4O2 gives brisk effervescence with sodium hydrogen carbonate. Give the name and formula of X.
Name the substance used to change acetic acid to acetic anhydride?
Acetic acid solution turns:
(1) blue litmus red
(2) red litmus blue
(3) blue litmus colourless
(4) red litmus colourless
Give the structural formula of Acetic acid.
Under what conditions does ethane get converted to ethyl alcohol?
What type of compound is formed by the reaction between acetic acid and an alcohol?
State are relevant observations for following reactant:
Addition of ethyl alcohol to acetic acid in presence of conc. H2SO4
Ketone : –CO– : : Ester : _______
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with 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?
Raina while doing certain reactions observed that heating of substance ‘X’ with a vinegar-like smell with a substance ‘Y’ (which is used as an industrial solvent.) in the presence of conc. Sulphuric acid in a water bath gives a sweet-smelling liquid ‘Z’ having molecular formula C4H8O2. When heated with caustic soda (NaOH), ‘Z’ gives back the sodium salt and the compound ‘Y’.
Identify ‘X’, ‘Y’, and ‘Z’. Illustrate the changes with the help of suitable chemical equations.
Name the oxidising agent used in the conversion of ethanol to ethanoic acid.
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
