If a chemical change occure A. the composition remains the same
B. there is a change in composition
C. the physical state of matter change
D. all the physical properties remain the same

As you move from right to left on the periodic table the atomic radius fill in the blank

Match the following items. 1. high-intensity bundle of energy being emitted from some decaying nuclei gamma ray 2. particle radiating from the nucleus of some atoms beta particle 3. negative particle identical to an electron but radiating from a decaying nucleus alpha particle

Need ! asap will mark 10 pts using the room temperature line (orange line) and your periodic table, make lists that identify the state of matter (gas, liquid, or solid) in which each element you plotted exists at room temperature. explain your answers