Formula literacy 1

8

Identify the elements that occur as molecules

1

Note the elements that occur as pairs.

Note the elements where the the name is not simply the first letter or first two letters of the name.

Drugi mogući odgovor:

Au

N₂

K

O₂

H₂

Na

Fe

Question 3

00:00

Question 4

00:07

Question 5

00:13