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#1 2017-11-08 16:24:39
- shakeel123
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Who discovered Oxygen in 1774?
Law General Knowledge (GK) Exams Quizzes MCQs Quizzes Law GK Inventions and Discoveries Test 1
Question:
Who discovered Oxygen in 1774?
Option A):
Priestly
Option B):
Chadwick
Option C):
Schonbein
Option D):
Kepler
Correct Answer is Option A):
Priestly
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2017-11-08 16:24:39
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