The Best Crossword Puzzle Maker Online
Powered by BrightSprout
Save Status:
or to save your progress. The page will not refresh.
Controls:
SPACEBAR SWITCHES TYPING DIRECTION
Answer Key:
Edit a Copy:
Make Your Own:
Crossword Word Search Worksheet
Rate This Puzzle:
Log in or sign up to rate this puzzle.

ELEMENTS IN GROUP 4A & 5A

Across
SIO2
Is N2 (g) + 3H2 (g) → 2NH3 (g) endothermic or exothermic?
The nitrogen returns to the environment through a process called ___________
P2O5
nitrogen fixing bacteria change the nitrogen in form that can be used by plants such as nitrogen ammonia and ___________.
Widely spread in the earth’s crust
Possibly first pure metal obtained from ore
Diatomic form of Nitrogen is stabilized by this bonds
Binary compound of nitrogen with oxygen
Down
Forms the backbone of life
Used in sand and glass
General name of binary compound of hydrogen with Nitrogen
H3PO3
N2 in atmosphere changes to nitrogen oxides by ________
One of the different forms of phosphorus that is use to make match heads
The process of changing N2
Phosphide salts react with water to produce______
Strong bond of N2
It is use to make rat poison and insecticide
The only stable Nitrogen Hydride