Choose the correct answerA domain is atomic if elements of the domain are considered to be ____________ units.OptionsIndivisibleDifferentConstantDivisible

What is the answer to the previous question in atomic units?

a. Define the term atomic mass unit.

Which element has atoms with the smallest radius?Group of answer choicesCaSrRbK

Two atoms with the same atomic number but different atomic weights are called _____.Group of answer choicesisotopesmoleculesradioactiveelements

a. Has an atomic number equal to 10b. Has 5 electronsc. Its atomic number is equal to the answer to this mathematical problem: 2 times 5 plus 8divided by 2 minus 8d. A gas that combines easily with a metal to form table salt.e. Belongs to the 3rd energy level family IV Af. A metal that is important to bone formationg. A gas that makes up 21 % of the airh. Has a valence electron of 3s1i. The 1st element in the group VIIIAj. Has 5 valence electrons in the 3rd energy levelk. Belongs to the same group as the element w, named after the place of discoveryl. A metal used in making cooking utensilsm. A yellow crystalline solid nonmetal.n. Has a number of electrons that is one less than the element in Ao. Belongs to the same group as that of the element in h but with a higher energy levelp. Has complete valence electron in period 4q. Has an atomic no. that is twice that of the element in zr. A metalloid that got its name from a countrys. A noble gas with an atomic no. twice that of the element in nt. A nonmetal with a valence of 2s2 2p3u. Has the lowest electronegativity in group IAv. 1st element in group 2Aw. Has an atomic no. that is one less than that of the element in l.x. Has the biggest atomic radius in group VAy. Has 45 neutrons and a mass number of 80z. Has 3 protons