English

A Compound 'X' Consists of 4.8% of C and 95.2% of Br by Mass.Name the Type of Chemical Reaction by Which X Can Be Prepared from Ethane.

Advertisements
Advertisements

Question

A compound 'X' consists of 4.8% of C and 95.2% of Br by mass. 
Name the type of chemical reaction by which X can be prepared from ethane.

One Line Answer
Advertisements

Solution

This substance can be prepared by substitution method.

shaalaa.com
  Is there an error in this question or solution?
Chapter 5: Mole Concept and Stoichiometry - Exercise 8 [Page 122]

APPEARS IN

Frank Chemistry Part 2 [English] Class 10 ICSE
Chapter 5 Mole Concept and Stoichiometry
Exercise 8 | Q 1.3 | Page 122

RELATED QUESTIONS

Aluminium carbide reacts with water according to the following equation :

`Al_4C_3 + 12H_2O-> 4Al(OH)_3 + 3CH_4`

1)What mass of aluminium hydroxide is formed from 12g of aluminium carbide?

2) What volume of methane at s.t.p. is obtained from 12g of aluminium carbide?

[Relatively molecular weight of `Al_4Cl_3 = 144; Al(OH)_3 = 78]`


Define the term:

Vapour density


The usefulness of a fertilizer depends upon percentage of nitrogen present in it. Find which of the following is a better fertilizer:
(a) Ammonium nitrate [NH4NO3]
(b) Ammonium phosphate [(NH4)3PO4 (N=14,H=1,O=16,P=31)


Calculate the percentage of water in ferrous sulphate crystals.
[Fe = 56, S = 32, O =16, H = 1].


Concentrated nitric acid oxidizes phosphorous to phosphoric acid according to the following equation :
P + 5HNO3 → H3PO4 + H2O + 5NO2
What mass of nitric acid will be consumed at the same time?


When heated, potassium permanganate decomposes according to the following equation:

\[\ce{2KMnO4 -> \underset{solid residue}{K2MnO4 + MnO2} + O2}\]

Given that the molecular mass of potassium permanganate is 158 g, what volume of oxygen (measured at room temperature) would be obtained by the complete decomposition of 15.8 g of potassium permanganate? (Molar volume at room temperature is 24 litres). [K = 39, Mn = 55, O = 16]


What is the vapour density of ethylene? (Avogadro's number = 6 x 1023; Atomic weight of C = 12, H = 1; Molar volume = 22.4 litres at STP)


Which of the following contains maximum number of molecules?


Correct the statement, if required.

Under similar conditions of temperature and pressure, two volumes of hydrogen combined with two volumes of oxygen will give two volumes of water vapour.


67.2 litres of hydrogen combines with 44.8 litres of nitrogen to form ammonia under specific conditions as:

\[\ce{N2_{(g)} + 3H2_{(g)} -> 2NH3_{(g)}}\]

Calculate the volume of ammonia produced. What is the other substance, if any, that remains in the resultant mixture?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×