Which atom can gain electrons lose electrons and how many ? if sodium is -2,8,1/and chlorine is -2,8,7 ​

Zinc + lead(ii) nitrate yield zinc nitrate + leadwhat's the chemical equation for this?

At stp, what is the volume of 1 mole of co2?

This large tectonic plate is bounded on three sides by whats know as the ring of fire. what is the name of this tectonic plate? a) pacific plate b) eurasian plate c) north american plate d) indo- australian plate plz it's science but there's no option for science so i picked chemistry