RRB ટેકનિશિયન 2013 પ્રશ્ન 43
પ્રશ્ન: નીચે પૈકી કઈ એક સંયોજન છે?
વિકલ્પો:
A) હવા
B) ઑક્સિજન
C) એમોનિયા
D) પારો
Show Answer
જવાબ:
સાચો જવાબ: C
ઉકેલ:
- ઉપલબ્ધ નથી
BETA
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