Answer:
Alpha Particle, Beta Particles and Gamma Rays
Explanation:
It is a metal
hope it helps
Answer:
It should b KNO3
Explanation:
one Potassium (K) and three Nitrite (NO3)
All copper atoms have atomic number 29: all their nuclei contain 29 protons. But they also contain uncharged particles called neutrons. ... The two different kinds of atom are called isotopes of copper. The neutron has a mass very similar to that of the proton, so the two isotopes differ in mass.