Explain the difference between a solar and a lunar eclipse.
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Ответ:
A lunar eclipse happens when the Earth passes between the Moon and the Sun, and the Earth's shadow blocks the moon or part of it. A solar eclipse happens when the Moon passes between the Earth and the Sun, blocking all or a portion of the Sun.
Explanation:
Ответ:
Carbon has 4 valence electrons. It is not satisfied. To be satisfied, it needs to covalently bond with 4 electrons to achieve octet (8 valence electrons).