Match each element with the correct chemical symbol. 1.oxygen O
2.nitrogen N
3.carbon K
4.iron Cu
5.potassium Na
6.sodium Fe
7.copper C

Correct

Step-by-step explanation:

You know it's all correct because of the periodic table ;)

fist on the left goes with the third on the right. second on the left goes with the fourth on the right. third on the left goes with the second on the right. the fourth on the left goes with first on the right