Question

Write balanced equations by predicting the products of the following reactions. Include the physical state of each element or compound.

1 Phosphorus burn in chlorine to form phosphorus pentachloride.

2 A single- displacement reaction of calcium metal with a nitric acid solution

3 Burning of natural gas.

4 The process of respiration.

5 When a green iron salt is heated strongly, its color finally changes to black and odor of burning sulfur is given out.

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Answer 1

Explanation:

P4+10Cl2=4PCl5

Ca+2HNO3=Ca(NO3) 2+H2

CH4 +2O2 =CO2 +2H2O+heat

C6H12O6+6O2=6CO2+6H20

FeSO4=Fe2O3+SO2+SO3

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