2 years ago

I need a Help plz! It’s my final exam!

1 answer:

7 0

Um i think gold... i think?

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ollegr [7]

Answer:

$1s^22s^22p^3$

Explanation:

Nitrogen has the atomic number = 7

So, No. of electrons = 7

Electronic Configuration:

$1s^22s^22p^3$

Remember that:

s sub shell holds upto 2 electrons while p sub shell upto 6

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3 years ago

Ivanshal [37]

Explanation:

hydropower energy is:

-renewable

-clean (doesn't produce toxins or emit harmful gases into the atmosphere)

-environment friendly

-cheap once installed

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Naily [24]

Carbon has a tendency to form covalent bonds.

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blondinia [14]

Paramecia have a micro nuclei and a macro nuclei.

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Fiesta28 [93]

The answer is fronts

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3 years ago