CBSE Class 11-science Answered
Why the Mg and Be reacts with air only in powdered state?
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer
Due to formation of an oxide film on the surface of metal they are unable to react further. Hence powdered metal is used to react with air.
Answered by | 04 Jun, 2014, 03:23: PM
Concept Videos
CBSE 11-science - Chemistry
Asked by binalmarakana16 | 10 Apr, 2020, 10:00: PM
ANSWERED BY EXPERT
CBSE 11-science - Chemistry
Asked by sumitasarkarkandi | 02 Dec, 2019, 06:32: PM
ANSWERED BY EXPERT
CBSE 11-science - Chemistry
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
ANSWERED BY EXPERT
CBSE 11-science - Chemistry
Asked by Topperlearning User | 28 Jun, 2016, 02:05: PM
ANSWERED BY EXPERT
CBSE 11-science - Chemistry
Asked by Topperlearning User | 12 Aug, 2014, 12:48: PM
ANSWERED BY EXPERT
CBSE 11-science - Chemistry
Asked by Topperlearning User | 12 Aug, 2014, 12:49: PM
ANSWERED BY EXPERT
CBSE 11-science - Chemistry
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
ANSWERED BY EXPERT
CBSE 11-science - Chemistry
Asked by Topperlearning User | 12 Aug, 2014, 01:09: PM
ANSWERED BY EXPERT
CBSE 11-science - Chemistry
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
ANSWERED BY EXPERT
CBSE 11-science - Chemistry
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
ANSWERED BY EXPERT