Question

what is the formula of gold and Cobalt
(1)AU,Ta
(2)Ru,Be
(3)Au,Co
(4)Ir,Ac​

Answer 1

Answer:

(3) Au,Co

hope this will help you :)

Answer 2

Answer:

3 ie Au and co

Explanation:

gold =au

Cobalt=co

ir is iridium

ru is rubidium

be is berrilium

ac is arsenic

and ta is thalium