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Helium is used in balloons in place of hydrogen because it is
Options
(a) radioactive
(b) more abundant than hydrogen
(c) incombustible
(d) lighter than hydrogen
Correct Answer:
incombustible
Explanation:
Helium is used in balloons in place of hydrogen. Although lifting power of helium is about 92% of that of hydrogen, yet it is preferred because it is non-flammable or incombustible.
Related Questions: - If a compound, on analysis was found to contain C=18.5% ,H=1.55%, Cl=55.04%
- A primary alcohol,C₃H₈O (A) on heating with sulphuric acid undergo dehydration
- Which one of the following is a false statement
- Which of the following is true for diamond
- Decreasing order of nucleophilicity is
Topics: States of Matter Gases and Liquids
(80)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If a compound, on analysis was found to contain C=18.5% ,H=1.55%, Cl=55.04%
- A primary alcohol,C₃H₈O (A) on heating with sulphuric acid undergo dehydration
- Which one of the following is a false statement
- Which of the following is true for diamond
- Decreasing order of nucleophilicity is
Topics: States of Matter Gases and Liquids (80)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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