Advertisements
Advertisements
Question
_____ is the basic material to manufacture urea.
Advertisements
Solution
Ammonia is the basic material to manufacture urea.
APPEARS IN
RELATED QUESTIONS
What are the characteristics of a chemical reaction ? A chemical reaction is characterised by an irreversible change in which a new substance is formed.
Fill in the blank
A new substance is always formed in a _______ change.
Name the type of chemical reaction shown by the following equation:
CaCO3 → CaO + CO2
Distinguish by dilute sulphuric acid.
Sodium sulphide and sodium sulphite?
Select the correct answer for the following options:
The gas obtained when potassium chlorate is heated in the presence of a catalyst.
________ is a chemical substance which alters the speed of a chemical reaction.
Analogy:
H2O: Water:: NaCl: ______.
Why is spoiling food a chemical change?
______ is the chemical name of rust.
______ is the chemical name of slaked lime.
