Which one of the following is not radioactive
Answer: D
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Homo nuclear molecules contain ?
Answer: C
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The National Chemical Laboratory is situated in
Answer: C
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Which of the following is a radioactive element
Answer: B
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The first indication that a stable nucleus can be broken down was afforded by
Answer: A
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' Yellow cake ' an item of smuggling across border s
Answer: C
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The high reactivity of fluorine is due to ?
Answer: C
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The hardest form of carbon is
Answer: C
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The main use of salt in the diet is to
Answer: B
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Which one of the following laws explain the formation of carbon monoxide and carbon dioxide from carbon and oxygen
Answer: B
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