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प्रश्न
State the type of reactions for the following represent and balance the ones that are not balanced.
PbO + 2HNO3→ Pb(NO3) + 2H2O
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उत्तर
PbO + 2HNO3 → Pb(NO3) + 2H2O
Neutralisation reaction
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संबंधित प्रश्न
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 |
State which of the substance given below evolve oxygen gas on thermal decomposition.
Zinc carbonate
State which of the substance given below evolve oxygen gas on thermal decomposition.
Lead nitrate
The reaction can be classified as:
State which of the following type, take place in the reaction is given below.
\[\ce{Cl2 + 2Kl->2KCl + l2}\]
The reaction can be classified as:
State which of the following type, take place in the reaction is given below.
\[\ce{2Mg + O2->2MgO}\]
Give a balanced equation for the following reaction of synthesis involving the formation of:
An acid – from sulphur dioxide gas
Convert hydrogen to hydrogen chloride by a direct combination reaction.
Give a reason why zinc displaces hydrogen from dilute sulphuric acid but copper does not.
Give a balanced equation for the following type of reaction:
A thermal decomposition reaction of a salt – which results in the formation of nitrogen gas.
Differentiate between the following:
Synthesis reaction and a substitution reaction.
