Hello There!
The only particles that can be lost, gained or shared are electrons.
These are negative sub atomic particles.
A covalent bond is when the electrons are shared.
An Ionic bond is when the electrons are gained or lost.
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- Hannah ❤
Photosynthesis is when a plant takes in carbon dioxide produced by all breathing organisms and reintroduces oxygen into the atmosphere also creating sugar (glucose), it is so important for humans and animals because it provides the basic energy source for virtually all organisms
<span>B. 51 50
Z and Z
25 25
It is because only this element have equal number of Protons (Bottom number) and are different in atomic masses (upper number)
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