What are the different types of chemical reactions explained in NCERT Solutions for Class 10 Science?
Answer (1)
- Combination Reaction:
Two or more substances combine to form one product.
Example: ◻ CaO+H2O→Ca(OH)2
- Decomposition Reaction:
A single compound breaks into two or more simpler substances.
Example: ◻ 2 Pb(NO3)2→2PbO+4NO2+O2
- Displacement Reaction:
A more reactive element displaces a less reactive one.
Example: ◻ Zn+CuSO4→ZnSO4+Cu
- Double Displacement Reaction:
Exchange of ions between two compounds.
Example: ◻ Na2SO4+BaCl2→BaSO4↓+2NaCl
- Redox Reaction (Oxidation and Reduction):
Oxidation: Loss of electrons or gain of oxygen.
Reduction: Gain of electrons or loss of oxygen.
Example: Fe2O3+2Al→Al2O3+2Fe
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