Question

find the odd one out and give ur reason for it: 1)copper,nitrogen,sulphur,oxygen 2)copper,mercury,lead,sodium 3)K,NA,NH4,Li 4)plumbite,zincate,chromate,aluminate

Answer 1

3)answer is the odd one.....plz..mark as brainliest and also give thanks.....stay safe, stay blessed and be happy....okkk....A very good morning...