The strong force governs what goes on in the nucleus of atoms.
1 answer:
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Answer :
- The Noble gasses are Helium (He), Neon (Ne), Argon (Ar), Krypton (Kr), Xenon (Xe), Radon (Rn).
- When air is cold, Oxygen liquefies first at
.
liquefies at
. About 1% of the air is still gas composed of the noble gas Argon, Ar.
- One noble gas was discovered on the sun. It’s spectrum was identify first. This is Helium, He.
- One of noble gas is radioactive and seeps up your basement floors and walls. It is Radon, Rn.
- This noble gas is used in electronic flashes and other bright lights. It is Xenon, Xe.
- This noble gas is best known for its orange color in gas discharge tubes. It is used for signs that bear its name. It is Neon, Ne.
<h2>C</h2>
Explanation:
The atomic number of S is
So,number of electrons in S is
The electronic configuration of S is
The orbital electronic configuration of S is
So,the number of orbitals involved is 9.