Question
Identify the following terms or compounds
Identify the following terms / compounds: (a) A compound which reacts with water to give acetylene gas. (b) The gas evolved when…
Resource archive
Class: Class 10
Browse learning resources, explanations and study material.
Latest resources
Open any card to continue learning.
Question
Given below is the industrial process for the manufacture of ammonia gas. Study the schematic diagram to answer the following questions.
Given below is the industrial process for the manufacture of ammonia gas. Study the schematic diagram to answer the following questions. (a)…
Question
In the electrolysis of molten aluminium oxide for extraction of aluminium, the reaction that takes place at the negative electrode is:
In the electrolysis of molten aluminium oxide for extraction of aluminium, the following reactions take place: 1. 2. 3. 4. The reaction…
Question
Assertion (A): In the electrolysis of acidified water, the volume of hydrogen liberated is twice the volume of oxygen formed.
Assertion (A): In the electrolysis of acidified water, the volume of hydrogen liberated is twice the volume of oxygen formed. Reason (R):…
Question
An unsaturated hydrocarbon with three atoms of carbon and six atoms of hydrogen is:
An unsaturated hydrocarbon with three atoms of carbon and six atoms of hydrogen is: (a) propyne (b) propane (c) propene (d) propanol
Question
What volume of carbon dioxide is produced at STP when 5 litres of propane is burnt completely according to the equation given below?
What volume of carbon dioxide is produced at STP when 5 litres of propane is burnt completely according to the equation given…
Question
Assertion (A): Dilute Sulphuric acid is a stronger electrolyte than concentrated Sulphuric acid.
Assertion (A): Dilute Sulphuric acid is a stronger electrolyte than concentrated Sulphuric acid. Reason (R): Dilute Sulphuric acid has a higher concentration…
Question
The compound that has the highest melting point amongst the following is
The compound that has the highest melting point amongst the following is: (a) Methane (b) Sodium chloride (c) Ammonia (d) Ethanol
Question
The method which cannot be used for the preparation of copper salts is:
Salts can be prepared by the action of dilute acid on: 1. bases 2. carbonates 3. metals 4. sulphites The method which…
Question
An atom of X forms an ion according to the equation X ⟶ X+2. The atomic number of the atom X is:
An atom of X forms an ion according to the equation X ⟶ X+2. The atomic number of the atom X is:…