UNIT -6: COMBUSTION AND FLAME

 

UNIT -6: COMBUSTION AND FLAME

ACTIVITY 6.1: COMBUSTIBLE AND MONCOMBUSTIBLE SUBSTANCES

AIM:combustible and noncombustible substances

CONCEPT:A chemic process in which a substance reacts with oxygen to give off heat is called combustion

PROCEDURES=

1.       collect some material like straw ,matchsticks ,kerosene oil,paper,iron nails,stone pieces ,glass,etc.

2.       under the supervision of your teacher try to burn each of these materials one by noe.

3.       if combustion takes plase mark the material combustible ,otherwise mark it as non-combustible.

 

TABLE COMBUSTIBLE AND NONCOMBUSTIBLE SUBSTANCE

Material	combustible	noncombustible
Wood
Paper
Iron nails
Kerosene oil
Stone piece
Straw
Charcoal
Matchsticks
glass

 

OBSERVATION:some materials are combustible and some are non combustible