In the alpha decay of Polonium-218, what daughter element is produced? 284 PO → He+ 20
O
220 Pb
82
218 Pb
222 Pb
209 Pb

The is a particle with one unit of positive charge a. proton b. positron c. electron d. nucleus awnser quick it is a important science test!

When electrolyzing copper (ll) chloride, what reaction takes place at the anode? what reaction takes place at the cathode?

What are the first two quantum numbers for the electrons located in subshell 4d? what are the first three quantum numbers for the electrons located in subshell 2s? how many electrons can be held in a sublevel l = 3? how many electrons can be held in the energy level n = 4? how many electrons in an atom can share the quantum numbers n = 4 and l = 3?