what is radon?

0 ⤊

A. carbon
B. a metalloid
C. periodicity
D. plutonium
E. fluorine
F. liquid
G. lead
H. bromine
I. mercury
J. gas
K. solid
L. chemical change
M. nitrogen

2006-10-25 06:33:11 · 3 answers · asked by ian y 1 in Social Science ➔ Sociology

3 answers

J.GAS

2006-10-25 06:36:54 · answer #1 · answered by ☺♥? 6 · 0⤊ 0⤋

radon is a gas, existing in cellar and basements, and is not recommended to live with.some researches find the bad influence on mankind by its cancer disease potential

2006-10-25 06:40:01 · answer #2 · answered by mukyon1 3 · 0⤊ 1⤋

It's a noble gas

2006-10-25 06:38:20 · answer #3 · answered by Anonymous · 0⤊ 1⤋