निम्नलिखित कार्बनिक यौगि� – McqOptions

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1.	निम्नलिखित कार्बनिक यौगिक में से किसको सर्वप्रथम प्रयोगशाला में तैयार किया जाता है ?
A.	यूरिया
B.	इथेन
C.	इथिलीन
D.	मिथेन
Answer» B. इथेन

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