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प्रश्न
Give a balanced equation for a direct combination reaction involving:
Two elements – one of which is a neutral gas and the other a monovalent metal
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उत्तर
Direct Combination of two elements one of which is a neutral and the other a monovalent metal
\[\ce{\underset{\text{(sodium monovalent metal)}}{4Na} + \underset{\text{neutral gas}}{O2}->\underset{\text{sodium dioxide}}{2Na2O}}\]
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संबंधित प्रश्न
Explain, giving one example of the following chemical changes:
Double decomposition
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.
CaCO3→ CaO+ CO2
State the type of reactions for the following represent and balance the ones that are not balanced.
PbO + 2HNO3→ Pb(NO3) + 2H2O
Decomposition reactions can occur by electricity
Give balanced reactions.
Complete the table given below.
| Heat on Copper Nitrate | Colour of acidic gas evolved |
State which of the substance given below evolve oxygen gas on thermal decomposition.
Mercury [II] oxide
Define the following type of chemical change or reaction with a suitable example.
Double decomposition reaction
Convert hydrogen to hydrogen chloride by a direct combination reaction.
Differentiate between the following:
Decomposition reaction and a double decomposition reaction.
