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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 the adsorbate is held on a surface by weak Van der Walls forces
- The ionisation energy of nitrogoen is more than that of oxygen because
- The reaction CH₃ – Br + 2Na + Br – CH₃ → CH₃ – CH₃ is called
- Solubility of M₂S salt is 3.5 ˣ 10⁻⁶ then find out solubility product
- In the conversion of Br₂ to BrO₃⁻, the oxidation number of Br changes from
Topics: States of Matter Gases and Liquids
(80)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If the adsorbate is held on a surface by weak Van der Walls forces
- The ionisation energy of nitrogoen is more than that of oxygen because
- The reaction CH₃ – Br + 2Na + Br – CH₃ → CH₃ – CH₃ is called
- Solubility of M₂S salt is 3.5 ˣ 10⁻⁶ then find out solubility product
- In the conversion of Br₂ to BrO₃⁻, the oxidation number of Br changes from
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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