Font size
Worksheetsөркежан
Total questions: 12
Worksheet time: 7mins
Electron configuration of nitrogen
1s2 2s2 2p3.
1s22s22p4
1s22s22p63s23p4
Physical properties of ammonia
dull, sharp smell
liquid,sharp smell
colourless gas , sharp smell
Boiling and melting points of ammonia
-33.4 and -33.5
-33.4 and -77.8
-33.4 and -70
Nitrogen has ___ valence electrons
4
5
6
Oxidation states of nitrogen
+2 , +3 , +4 , +5
-3 , -1 , -2 , -5
-3, +1, +2 , +3 , +4 , +5
Nitrogen is ….
Colourless with a sharp smell
Colourless odourless tasteless
colourless fuming liquid
Ammonia is used
in the production of rubber ,paper, textile , dye , medicine,explain
dyes,medicine,paper
bleaching powder and artificial rubber
Nitrogen gas doesn’t react with
acids,bases,water,halogens at STP
acids and bases
nonmetals and metals
The balance of process which put nitrogen into the air and processes which remove nitrogen from the air is called
Nitrogen cycle
Nitrate former
Nitrogenous molecules
Nitrogen atom can have maximum ….bonds
4
3
2
NO gas reacts with O2 to give other oxides
(Write the reaction)
write “ = “ instead of “->”
(a)
Ammonia is
Weak acid
Weak base
Strong base
