Advertisements
Advertisements
Question
State which of the substance given below evolve oxygen gas on thermal decomposition.
Anhydrous copper sulphate
Solution
Anhydrous copper sulphate [CuSO4]
On thermal decomposition, Anhydrous copper sulphate is evolved oxygen
APPEARS IN
RELATED QUESTIONS
The reaction of iron nail with copper sulphate solution is ______ reaction.
Explain the types of reaction with reference to oxygen and hydrogen. Illustratre with examples.
(a) Define the neutralization reaction with an example.
(b) Give a balanced equation for this reaction.
(c) Give three applications of neutralization reactions.
State the type of reactions for the following represent and balance the ones that are not balanced.
Fe + CuSO4→ FeSO4 + Cu
State the type of reactions for the following represent and balance the ones that are not balanced.
NH4Cl → NH3 + HCl
Define the following type of chemical change or reaction with a suitable example.
Double decomposition reaction
Give a balanced equation for the following reaction of synthesis involving the formation of:
An alkali – from a basic oxide – sodium oxide
Give a balanced equation for thermal decomposition of lead carbonate
Complete the statement by filling in the blank with the correct word:
The neutral gas evolved when lead nitrate undergoes thermal decomposition is _________.
Match the chemical reactions in List I with the appropriate answer in List II.
List I | List II |
1. \[\ce{AB⇌[heat]A + B}\] | A: Double decomposition |
2. \[\ce{AB->A + B}\] | B: Thermal dissociation |
3. \[\ce{X+Y- + AB+B- ->X+B- + A+Y-}\] |
C: Endothermic reaction |
4. \[\ce{X + YZ->XZ + Y}\] | D: Displacement reaction |
5. \[\ce{X + Y->[heat]XY - \Delta}\] | E: Decomposition reaction |