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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 the case of alkali metals, the covalent character decreases in the order
- Chlorine is in +1 oxidation state in which of the following
- Bleaching powder is obtained by treating Cl₂ with
- Fish die in water bodies polluted by sewage due to
- In which process,fused sodium hydroxide is eletrolysed for extraction of sodium
Topics: States of Matter Gases and Liquids
(80)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In the case of alkali metals, the covalent character decreases in the order
- Chlorine is in +1 oxidation state in which of the following
- Bleaching powder is obtained by treating Cl₂ with
- Fish die in water bodies polluted by sewage due to
- In which process,fused sodium hydroxide is eletrolysed for extraction of sodium
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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