Environmental Chemistry

Name: ______________________   Date: ____________

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

1.
p o l i
Undesirable state of the natural environment being contaminated with harmful substances as
2.
g e h o
3.
g l b
Involving the entire earth
4.
w r n
Warm weather following a freeze
5.
g a
6.
a - r a n
7.
s f u
An abundant tasteless odorless multivalent nonmetallic element
8.
n i r e
A common nonmetallic element that is normally a colorless odorless tasteless inert diatomic gas
9.
f s s
The remains of a plant or animal that existed in a past geological age and that has been excavated
10.
h d r c r
An organic compound containing only carbon and ___
11.
p r l a t e
12.
d i m
13.
c a y c
14.
c n e r
15.
c o m b s
A process in which a substance reacts with oxygen to give heat and light
16.
i o p t e
Not complete or total
17.
m n i e
An oxide containing just one atom of oxygen in the molecule
18.
s m
Air pollution by a mixture of smoke and fog
19.
q u l m
A white crystalline oxide used in the production of calcium hydroxide
20.
d u l f s a n