EASY
10th ICSE
IMPORTANT
Earn 100

Give balanced equation for the reaction when lead oxide is heated with concentrated hydrochloric acid.

Important Questions on Practice Paper-8

EASY
10th ICSE
IMPORTANT
ICSE SELF STUDY IN CHEMISTRY>Chapter 20 - Practice Paper-8>UNSOLVED PRACTICE PAPERS FOR REVISION>Q 1
Using sodium hydroxide how will you distinguish IronIIchloride solution from ironIIIchloride.
EASY
10th ICSE
IMPORTANT
ICSE SELF STUDY IN CHEMISTRY>Chapter 20 - Practice Paper-8>UNSOLVED PRACTICE PAPERS FOR REVISION>Q 1
Using sodium hydroxide how will you distinguish zinc nitrate from calcium sulphate?
EASY
10th ICSE
IMPORTANT
ICSE SELF STUDY IN CHEMISTRY>Chapter 20 - Practice Paper-8>UNSOLVED PRACTICE PAPERS FOR REVISION>Q 1
What happens when ammonia solution is added to copper sulphate solution drop by drop?
EASY
10th ICSE
IMPORTANT
ICSE SELF STUDY IN CHEMISTRY>Chapter 20 - Practice Paper-8>UNSOLVED PRACTICE PAPERS FOR REVISION>Q 2
In laboratory preparation of nitric acid, the mixture of concentrated sulphuric acid and sodium nitrate should not be heated strongly above 200oC. Give reason
EASY
10th ICSE
IMPORTANT
ICSE SELF STUDY IN CHEMISTRY>Chapter 20 - Practice Paper-8>UNSOLVED PRACTICE PAPERS FOR REVISION>Q 2
Ammonia cannot be collected over water. Give reason
EASY
10th ICSE
IMPORTANT
ICSE SELF STUDY IN CHEMISTRY>Chapter 20 - Practice Paper-8>UNSOLVED PRACTICE PAPERS FOR REVISION>Q 2
Commercial concentrated nitric acid is yellow but when diluted with water, it turns colourless. Give reason.
EASY
10th ICSE
IMPORTANT
ICSE SELF STUDY IN CHEMISTRY>Chapter 20 - Practice Paper-8>UNSOLVED PRACTICE PAPERS FOR REVISION>Q 2
Potassium nitrate is prepared from potassium hydroxide and nitric acid. What is the type of this reaction ?
EASY
10th ICSE
IMPORTANT
ICSE SELF STUDY IN CHEMISTRY>Chapter 20 - Practice Paper-8>UNSOLVED PRACTICE PAPERS FOR REVISION>Q 2
Write balanced equation for the preparation of ammonia from ammonium chloride.