Behaviour of Ethanol as Acids and Bases

Q.

What actually a alcohol is - an acid or a base?

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Q. Give three uses of ethanol.

Q.

A gas is evolved when Ethanol reacts with Sodium. Name the gas evolved and also write the balanced chemical equation of the reaction involved?

Q. Is an alcohol an acid or base

Q. Complete:

(a) Vinegar is prepared by the bacterial oxidation of .

Q. In the reaction where ethanol reacts with sodium metal to give sodium ethoxide and hydrogen gas, the ethanol behaves like _______.

1. an acid
2. a base
3. a salt
4. a water

Q. Any chemical that can release hydrogen ions is called an acid.

1. False
2. True

Q. Which of the following is not an usage of ethanol?

1. used as preservatives

2. solvent for medicines

3. used as fuel

4. manufacturing of paint

Q. What causes the amphoteric property to some substances.? (For example, Ammonia)

Q. Acetic acid reacts with a sodium compound to release a gas which turns limewater milky. What might be the sodium compound?

1. Sodium chloride
2. Sodium hydroxide
3. Sodium carbonate
4. Sodium bicarbonate

Q. what is amphoteric?

Q. Sodium acetate is formed when ___ reacts with ethanoic acid

1. Sodium hydroxide
2. NaOH
3. Lye
4. Caustic soda

Q. A substance that can act both as an Acid or Base is called as:

1. Acidic Base
2. Basic Acid
3. Organic compound
4. Amphoteric

Q. Question 17
Ethanol reacts with sodium and forms two products. These are
(a) sodium ethanoate and hydrogen
(b) sodium ethanoate and oxygen
(c) sodium ethoxide and hydrogen
(d) sodium ethoxide and oxygen

Q. Ethyl alcohol is industrially prepared from ethylene by ________.

1. permanganate oxidation.
2. catalytic reduction.
3. absorbing in $H_{2}S{O}_4$ followed by hydrolysis.
4. fermentation of sugar.

Q.

Acids turn blue litmus:

1. Blue

2. Pink

3. Red

4. colourless

Q. Why one drop of methanol is added to ethanol for denaturing?

Q.

Name the products formed and give appropriate chemical equations for the following:

1. Sodium reacting with ethyl alcohol
2. Ethanol oxidized by acidified potassium dichromate.

Q. In the reaction where ethanol reacts with sodium metal to give sodium ethoxide and hydrogen gas, the ethanol behaves like _______.

1. an acid
2. a base
3. a salt
4. a water

Q. Name an organic compound which is used for illuminating country house

Q. What can we say about the nature of alcohols when in a solution?

1. Acidic
2. Basic
3. Amphoteric
4. Neutral