The process of covering water pipes made of Iron with Zinc layer to prevent corrosion is called :
1). Zinc plating
2). Alloy formation
3). Vulcanization
4). Galvanization
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1. Chemical formula of washing soda is
2. Silver nitrate solution is kept in brown bottles in laboratory because
3. In upper layer of atmosphere ozone is formed by
5. Which of the following is not a gaseous air pollutant?
6. For extinguishing fire, we use
7. Which one is not a pure form of carbon?
8. Covalent Bond is also called _________.