The tool which is typically used for testing nitrates is: C. soil testing kit
Nitrogen is a chemical element with the symbol "N" and it has an atomic number (number of protons) of 7.
Basically, nitrogen is found in group (5) of the periodic table and as such it has 5 electrons in its outermost shell.
Oxygen is a chemical element with the symbol "O" and it has an atomic number (number of protons) of 8.
Generally, when nitrogen and oxygen react chemically, they produce a compound known as nitrogen dioxide.
In Chemistry, nitrates are chemical compound that comprises nitrogen and oxygen.
Also, nitrates are used in the production of soil fertilizers in agriculture.
In conclusion, a soil testing kit is mainly used to test the presence of nutrients such as nitrates in soils.
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