Question

short form of these following gases

eg oxygen = o2


1 nitrogen
2 helium
3 ammonia
4 hydrogen

etc if you know


please ans me its a request

please dont ans like
nitrogen = n

please not like this
ans me please​

Answer 1

Answer:

• n2
• he
• nh3
• h2

Explanation:

thank you that was an easy question

Answer 2

Answer:

1)n

2)he

3)am

4)h

it is ok for your question