The speed of the electron in the innermost orbit of hydrogen atom (Boh

1.	The speed of the electron in the innermost orbit of hydrogen atom (Bohr radius=52.5 pm and Me(9.11 × 10^-31)a)2.19 ×10^4 m/sb)2.19 ×10^6 m/sc)2.19 ×10^7 m/sd)2.19 ×10^8 m/s
Answer» ANSWER: (B) 2.19 × 10^6 m/s is the CORRECT answer

The speed of the electron in the innermost orbit of hydrogen atom (Bohr radius=52.5 pm and Me(9.11 × 10^-31)a)2.19 ×10^4 m/sb)2.19 ×10^6 m/sc)2.19 ×10^7 m/sd)2.19 ×10^8 m/s

Answer»

(B) 2.19 × 10^6 m/s is the CORRECT answer