ScienceClass 8CBSE
Q
Match the items of Column A with the items of Column B Column A Column B (a) Oxides of sulphur and nitrogen (i) fire extinguisher (b) CNG (ii) incomplete combustion of coal (c) Oxygen (iii) very low ignition temperature (d) inflammable substance (iv) acid rain (e) carbon dioxide (f) carbon monoxide (v) necessary for combustion vi) fuel for automobiles.
A
|
Column A |
Column B |
|
(a) Oxides of sulphur and nitrogen |
(iv) acid rain |
|
(b) CNG |
vi) fuel for automobiles. |
|
(c) Oxygen |
(v) necessary for combustion |
|
(d) inflammable substance |
(iii) very low ignition temperature |
|
(e) carbon dioxide |
(i) fire extinguisher |
|
(f) carbon monoxide |
(ii) incomplete combustion of coal |