Y10 Air Chemistry

Name: ______________________   Date: ____________

Write the missing letters on the lines to finish each word.

1.
n r g e n
A common nonmetallic element that is normally a colorless odorless tasteless inert diatomic gas
2.
o x d
Any compound of oxygen with another element or a radical
3.
u l h e r
4.
o x i d e
An oxide containing two atoms of oxygen in the molecule
5.
p e s t a i o n s
6.
o o n
A colorless gas soluble in alkalis and cold water
7.
p a t i l t e
8.
s m o
Air pollution by a mixture of smoke and fog
9.
a i r a n
10.
s o o
A black colloidal substance consisting wholly or principally of amorphous carbon and used to make
11.
m n o d e
An oxide containing just one atom of oxygen in the molecule
12.
c a r b o d i d e
A heavy odorless colorless gas formed during respiration and by the decomposition of organic
13.
g r e e n h s
A building with glass walls and roof
14.
g l o b a a m i n
An increase in the average temperature of the earth's atmosphere
15.
p o l u i o
Undesirable state of the natural environment being contaminated with harmful substances as
16.
a t o s p h r
Layer of air around the Earth
17.
x y g e
Gas in the air that we need to breathe
18.
a r g
A colorless and odorless inert gas
19.
a o n
A radioactive gaseous element formed by the disintegration of radium