Q. उत्प्रेरक की खोज किसने की ?

(A) रदरफोर्ड
(B) लुईस
(C) बर्जीलियस
(D) कोसेल

✅ Correct Answer: (C) बर्जीलियस

Published by Harikesh ⭐ 8.04K Points at 28-Mar-2021 02:21 pm in Science

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