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CaCO3(s) CaO + CO2 is an example of: Select one: a. Decomposition b. Addition c. Combination d. Displacement |
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Answer» QUESTION :-CaCO₃ ---------> CaO + CO₂ is an example of (Select ONE)a] Decomposition b] Addition c] Combination ⠀ d] Decomposition ANSWER :-Option(A) is correct. Here CaCO₃ is splitted to form TWO new compounds. Which is nothing but Decomposition reactionADDITIONAL INFO :-COMBINATION REACTION :- When two (or) More elemnts combine to form a new compound is called Combination reaction.EXAMPLE :- 2H₂ + O₂ -------> 2H₂ODISPLACEMENT REACTION :- The reaction in which the DISPLACEMENT of element of high reactivity and the element of low reactivity is called displacement reaction EXAMPLE :- CuSO₄ + Fe ---------> FeSO₄ + Cu⠀⠀⠀⠀⠀⠀⠀⠀ |
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