Q: 70 (NDA-II/2011)

In oxidation
1. Hydrogen is displaced from a substance.
2. an electropositive clement is added to or proportion of electropositive element increases in a substance.
Select the correct answer using the code given below :
question_subject: 
Science
question_year: 
2011
question_exam: 
NDA-II
stats: 
0,48,200,48,48,136,16