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miss Akunina [59]
3 years ago
11

In addition to properties of elements, list at least two other things or events that are periodic

Biology
2 answers:
Sphinxa [80]3 years ago
8 0

Answer:

Periodic: electronegativity, ionization energy, electron affinity, atomic radius, melting point, and metallic character

Explanation:

Alex Ar [27]3 years ago
6 0

Answer:

natural disasters, birds flying south/north, holidays, sun rising above the horizon, the rhythmic contraction and expansion of the arteries with each beat of the heart, and rise and fall of the sea level under the gravitational pull of the moon

Explanation:

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