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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: - In electrolysis of NaCl when Pt electrode is taken then H₂ is liberated at cathode
- In an exothermic reaction
- In a closed insulated container a liquid is stirred with a paddle to increase
- Ester and acetamide are distinguished dy
- Which of the following shows maximum number of oxidation states
Topics: States of Matter Gases and Liquids
(80)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In electrolysis of NaCl when Pt electrode is taken then H₂ is liberated at cathode
- In an exothermic reaction
- In a closed insulated container a liquid is stirred with a paddle to increase
- Ester and acetamide are distinguished dy
- Which of the following shows maximum number of oxidation states
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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