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Question
Fill in the blank with appropriate word/words.
Denatured alcohol is a mixture of _____ and _______
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Solution
Denatured alcohol is a mixture of ethyl alcohol and methanol.
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RELATED QUESTIONS
When you add about 2 ml of acetic acid to a test tube containing an equal amount of distilled water and leave the test tube to settle after shaking its contents, what will you observe in the test tube after about 5 minutes?
(A) A white precipitate settling at its bottom
(B) A clear colourless solution
(C) A layer of water over the layer of acetic acid
(D) A layer of acetic acid over the layer of water
What is the common name of methanoic acid?
Draw the structure for the following compound:
Ethanoic acid
How would you convert:
Propanol into propanoic acid.
Name the process in the given case and write the equations of the reactions involved.
What happens when ethanoic acid reacts with sodium hydroxide? Write equation of the reaction involved.
What do you notice when acetic acid reacts with alkalies?
A student takes 2 mL acetic acid in a dry test tube and adds a pinch of sodium hydrogen carbonate to it. He makes the following observations:
I. A colourless and odourless gas evolves with a brisk effervescence.
II. The gas turns lime water milky when passed through it.
III. The gas burns with an explosion when a burning splinter is brought near it.
IV. The gas extinguishes the burning splinter that is brought near it.
The correct observations are:
(A) I, II, and III
(B) II, III and IV
(C) III, IV and I
(D) IV, I and II
Write balanced euation for the following :
Ethane is burnt in air.
Write the chemical equation for the ethanol to ethanoic acid of an oxidation reaction.
Observe the diagram given below and answer the questions:
- Name the reactants in this reaction.
- Which gas comes out as effervescence in the bigger test tube?
- What is the colour change in the lime water?
- In the above experiment instead of sodium carbonate which chemical can be used to get same products?
- Write the use of acetic acid.
