Q. Which among the given gases will effuse out of football bladder most quickly
✅ Correct Answer: (C)
H2
Explanation: H2.Hydrogen is a chemical element with symbol H & atomic number 1.00794 u (1. With an average atomic weight of 1.007825 u for hydrogen-1), hydrogen is the lightest element & its monatomic form (H1) is the most abundant chemical substance, constituting roughly 75% of the Universe's baryonic mass. Naturally occurring atomic hydrogen is rare on Earth as hydrogen readily forms covalent compounds with most elements & is present in the water molecule & in most organic compounds.
Explanation by: Ram Sharma
H2.Hydrogen is a chemical element with symbol H & atomic number 1.00794 u (1. With an average atomic weight of 1.007825 u for hydrogen-1), hydrogen is the lightest element & its monatomic form (H1) is the most abundant chemical substance, constituting roughly 75% of the Universe's baryonic mass. Naturally occurring atomic hydrogen is rare on Earth as hydrogen readily forms covalent compounds with most elements & is present in the water molecule & in most organic compounds.