Using the information below about X and Y - complete the following questions :

(i) ____________ is the metallic element. (ii) Metal atoms tend to have a maximum of ___________ electrons in the outemost energy level. (iii) Non-metallic elements tend to form ___________ oxides while metals tend to form energy level . (iii) Non - metallic elements tend to be _____________ conductors of heat and electricity (v) Metals tend to ______________ electrons and act as _____________ egents in their reactions with elements and compounds.