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IrinaK [193]
3 years ago
6

Please help fast this is timed

Biology
1 answer:
ipn [44]3 years ago
8 0

Answer:

Soil pH is a measure of the acidity or basicity of a soil. pH is defined as the negative logarithm of the activity of hydronium ions in a solution. In soils, it is measured in a slurry of soil mixed with water, and normally falls between 3 and 10, with 7 being neutral

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<em>The correct option is  'Nitrogen has a larger radius and one less proton than oxygen.'</em>

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Atomic number can be described as the number of protons in an atom. The atomic number of nitrogen is 7. This means that nitrogen has seven protons in its nucleus.

The atomic number of oxygen is 8 which means oxygen has 8 protons in its atom. Hence, oxygen has one more proton than a nitrogen atom.

The radius of an atom decreases when moving from left to right in the periodic table. Hence, the radius of nitrogen will be larges as compared with oxygen.

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