जंग रहित लोहा बनाने में प्� – McqOptions

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1.	जंग रहित लोहा बनाने में प्रयुक्त होने वाली महत्वपर्ण धातु है -
A.	एल्युमिनियम
B.	कार्बन
C.	क्रोमियम
D.	टिन
Answer» D. टिन

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