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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: - A dibromo derivative of an alkane reacts with sodium metal to form an alicyclic
- The potassium ferricyanide produces on ionisation
- The number of water molecules is maximum in
- If the energy of a photon is given as : =3.03 × 10⁻¹⁹J then, the wavelength (λ)
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Topics: States of Matter Gases and Liquids
(80)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A dibromo derivative of an alkane reacts with sodium metal to form an alicyclic
- The potassium ferricyanide produces on ionisation
- The number of water molecules is maximum in
- If the energy of a photon is given as : =3.03 × 10⁻¹⁹J then, the wavelength (λ)
- Reaction of a carbonyl compound with one of the following reagents involves
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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