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Question
Decomposition brought about by heat is known as thermal decomposition. What is the difference between thermal dissociation and thermal decomposition?
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Solution
A decomposition reaction brought about by heat is known as thermal decomposition.
\[\ce{2HgO_(_s_) ->[\Delta] 2Hg_(_s_) + O2_(_g_)}\]
A simultaneous reversible decomposition reaction brought about only by heat is thermal dissociation.
NH4Cl ⇋ NH3 +HCl
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RELATED QUESTIONS
The reaction of iron nail with copper sulphate solution is ______ reaction.
State the type of reactions for the following represent and balance the ones that are not balanced.
2H2O2→ 2H2O + O2
Match the following:
|
a. Zn(s) + H2SO4(aq) → ZnSO4(aq) + H2(g) |
i. Photochemical decomposition |
|
b. \[\ce{2AgCI(s) ->[Sunlight] 2Ag(s) + CI2(g)}\] |
ii. Thermal decomposition |
|
c. \[\ce{2KCI ->[Electricity] 2K + CI2}\] |
iii. Displacement reaction |
|
d. \[\ce{2HgO(s) ->[\Delta] 2Hg(s) + O(g)}\] |
iv. Electrolytic decomposition |
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