What roman numeral should be assigned to copper when naming the compound CuBr2?

copper (ii)

Explanation:

fyi, for this, you can just look up the chemical compound and it will show you

Bromine is an e belongs to the halogen family with atomic number 35. Bromine has 7 valence electrons and the valency of bromine is 1. Thus, since you have 2 bromine, that means that the copper has 2 extra elections thus (II)

conduction is the transfer of thermal energy (heat in transfer) due to collisions between the molecules in the object. collisions between adjacent atoms and molecules transfer kinetic energy from the warmer to the cooler object. the objects must be in physical contact.