For the existence of nitrogen, how many nitrogen atoms are required? |
|||||||
a) |
Three |
b) |
Two |
c) |
Four |
d) |
One |
For the existence of nitrogen, how many nitrogen atoms are required? |
|||||||
a) |
Three |
b) |
Two |
c) |
Four |
d) |
One |
(b) For existence of nitrogen, two nitrogen atoms are required |