MCQOPTIONS
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| 1. |
Substances like phosphorus burns in air at room temperature. This type of combustion in which a material suddenly burst into flames, without application of any apparent cause, is called________. |
| A. | Explosive combustion |
| B. | Spontaneous combustion |
| C. | Running combustion |
| D. | Rapid combustion |
| Answer» C. Running combustion | |