Advertisements
Advertisements
प्रश्न
State whether the following statement is true or false. In case a statement is false, write the corrected statement.
Formation of manure from leaves is a physical change.
विकल्प
True
False
Advertisements
उत्तर
This statement is False.
Explanation:
The formation of manure from leaves is a chemical change.
APPEARS IN
संबंधित प्रश्न
Give one example that illustrates the following characteristics of a chemical reaction:
Change in state
Complete and balance the following chemical equations:
Ba`"CI"_2` + `"H"_2"SO"_4` `→`
(aq.) (aq.)
What are oxides ?
Give reason for the following:
Silver nitrate solution is kept in coloured bottles.
State the type of reactions for the following represent and balance the ones that are not balanced.
NaOH + HCl → NaCl + H2O
What do you observe when HCI is passed through a silver nitrate solution.
Give a chemical test to distinguish between the following gases.
HCl and Cl2
Select the correct answer from the options given below:
State the gaseous product formed, when
An active metal reacts with dilute sulphuric acid.
What is the role of a catalyst in a chemical reaction?
______ is a natural indicator.
