Q6: Write out the electron configuration for zirconium Zr (Z = 40) then answer the following questions about the last electron added: [5]
a. Electron configuration

b. What is the principal quantum number?

c. What is the angular momentum quantum number?

d. What is the magnetic quantum number?
e. Is this electron having +1/2 or -1/2 spin quantum number?

Where can i find naap lab answers sheet/key?

Achemist wants to extract copper metal from copper chloride solution. the chemist places 0.50 grams of aluminum foil in a solution containing 0.75 grams of copper (ii) chloride. a single replacement reaction takes place. (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction? a) approximately 0.36 grams, because copper (ii) chloride acts as a limiting reactant b) approximately 1.8 grams, because copper (ii) chloride acts as a limiting reactant c) approximately 0.36 grams, because aluminum acts as a limiting reactant d) approximately 1.8 grams, because aluminum acts as a limiting reactant

How many protons, electrons, and neutrons are in each of the following isotopes? a. zirconium-90 b. palladium-108 c. bromine-81 d. antimony-123