How is ethane prepared in the laboratory? - Vidyadip

Question

How is ethane prepared in the laboratory?

✓

Answer

Laboratory preparation of ethane :
When the mixture of sodium propionate and soda-lime is taken in the boiling tube and heated the ethane gas is evolved. It is also collected by downward displacement of water.
$
C _2 H _5 COONa + NaOH \xrightarrow{ CaO , 300^{\circ} C } Na _2 CO _3+ C _2 H _6
$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "[2 Mark Question Answer]" from Organic Chemistry→Organic Chemistry — all question types→Chemistry STD 10 question papers→ICSE Board STD 10 question papers→ICSE Board question paper generator→

Similar questions

Write a balanced equation and name the products formed when:
zinc reacts with dilute nitric acid

Calculate the percentage of nitrogen in NH₄NO₃. [N = 14; H = 1; O = 16]

Give reason:
In the lab. preparation of ammonia
(i) calcium hydroxide is used in excess
(ii) a flask is fitted in slanting position

An Experiment showed that in a lead chloride solution, $6.21$ g of lead is combined with $4.26$ g of chlorine. What is the empirical formula of this chlorine? $( Pb =207 ; Cl =35.5)$

Washing soda has formula $Na _2 CO _3 \cdot 10 H _2 O$. What mass of anhydrous sodium carbonate is left when all the water of crystallization is expelled by heating 57.2 g of washing soda?

What do you understand by an alkali? Give two examples of:
(a) strong alkalis
(b) weak alkalis

Give the reaction of acid with Chlorides
State the conditions under which they react.

Calculate the volume of oxygen at $S.T.P$ required for the complete combustion of $100$ litres of carbon monoxide at the same temperature and pressure.
$2CO + O_2\rightarrow 2CO_2$

State one appropriate observation of the following :
Copper sulphate is treated with dilute hydrochloric acid

A compound $X$ consists of $4.8 \%$ carbon and $95.2 \%$ bromine by mass.
If the vapour density of the compound is $252$, what is the molecular formula of the compound?