write three examples each (balanced chemical equqtions ) of combination reaction
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In combination reaction
Two or more chemical substances unite to form. a
new substance as a result of the chemical reaction
between them
Here chemical substance means elements or
compounds
Product is a single substance
Chemical equations for example———
1Combination of elements
S + O2 ----------SO2
2H2. +O2----------- 2 H2O
2 Combination of compounds
NH3. +. HCl---------NH4Cl
H2O + CO2. --------H2CO3
Combination of compound and element
2 SO2 +. O2 ————-2 SO3
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EXAMPLES OF COMBINATION RWACTION ARE:-
1. Mg+O= MgO
(magnesium + oxygen = magnesium oxide)
2. 2H2 + O2 = 2H2O
( hydrogen + oxygen = water)
3. C+ O2 = CO2
( carbon + oxygen = carbon dioxide )
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