What element has one electron in its 4f sublevel?

Nina us working with electricity and shortens the wires through which the current is flowing what is Nina most likely trying to accomplish

If you were sitting on a horse on a Merry-Go-Round do the horse revolve or rotate

Which changes can reach dynamic equilibrium A - nuclear only B - chemical only C - nuclear and physical D - chemical and physical

Subject 22. Where do you find the electrons in an atom? a. In the nucleus b. Travelling around the nucleus C. In the protons d. Travelling in the protons

Write the balanced chemical equation for the neutralization reaction that occurs when an aqueous solution of hydrobromic acid (HBr) is mixed with an aqueous solution of lithium hydroxide (LiOH).

How much greater is the energy produced by a fusion reaction compared to a chemical reaction?

True or false. A bond between a metal atom and a nonmetal atom is likely an iconic bond

What is a precipitate? It is a liquid that forms from solution during a chemical reaction. It is a reactant that forms from solution during a chemical reaction. It is a solid that forms from solution during a chemical reaction.

The electron configuration for an atom is 1s22s22p2. How many electrons does the atom have? 4 2 6 5

When a piece of sodium carbonate reacts with dilute HCl, a gas X is produced. When gas X is passed through lime water then the solution turns milky and a white precipitate Y is formed a. Write the chemical formula of X, Y and (3) b.