Advertisements
Advertisements
प्रश्न
Differentiate between the following pair based on the criteria given in the bracket:
Cane sugar and hydrated copper sulphate [using concentrated H2SO4]
Advertisements
उत्तर
| Cane Sugar | Hydrate Copper Sulphate |
| Cane sugar get dehydrated breaks H and O bond form water. | Copper sulphate hydrated get dehydrated forming copper sulphate. |
| \[\ce{C12H22O11 + H2SO4 -> 12C + 11H2O}\] | \[\ce{CuSO4.5H2O ->[Δ] CuSO4 + 5H2O}\] |
APPEARS IN
संबंधित प्रश्न
Write a balanced chemical equation for the following:
Action of concentrated sulphuric acid on Sulphur.
Identify the acid in the following case:
The acid which produces sugar charcoal from sugar.
Give appropriate scientific reasons for The electrical conductivity of acetic acid is less in comparison to the electrical conductivity of dilute sulphuric acid at a given concentration.
Give one equation to show the following properties of sulphuric acid:
Dehydrating property
Why is sulphuric acid known as king of chemicals and oil vitriol ?
Give examples of the use of sulphuric acid as
An oxidizing agent
Complete the following sentence, choosing the correct word from the given options.
"Concentrated sulphuric acid is used in the laboratory preparation of nitric acid and hydrochloric acid because it is ____________ in comparison to these two acids."
A, B, C and D summarize the properties of sulphuric acid depending on whether it is dilute or concentrated. Choose the property (A, B, C or D), depending on which is relevant to each of the preparations (i) to (ii).
A. Dilute acid (typical acid properties)
B. Non-volatile acid
C. Oxidizing agent
D. Dehydrating agent
(i) Preparation of hydrogen chloride.
(ii) Preparation of ethane from ethanol
(iii) Preparation of copper sulphate from copper oxide.
State your observation for the following case :
Dry red rose petals are placed in the jar of sulphur dioxide.
Hydrogen chloride gas is prepared in the laboratory by the action of concentrated sulphuric acid on sodium chloride.
Give a balanced chemical equation for the above reaction.
