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#1 2017-10-31 16:41:15
- hamidoon123
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- Registered: 2017-09-21
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Which is used in are welding and cutting?
ECAT Engineering Exams Quizzes MCQs Quizzes ECAT Engineering Entry Test 2017 Chemistry The Halogens and Noble Gases
Question:
Which is used in are welding and cutting?
Option A):
Kr
Option B):
He
Option C):
Ar
Option D):
Ne
Correct Answer is Option C):
Ar
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2017-10-31 16:41:15
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