Question

2-अभिलषामि‌ इति क्रियापदस्य कर्तृपदं किम्?
अहं,विनैव,अक्षरज्ञानं,वैदुष्यम्​

Answer 1

It has one electron attached to the nucleus. The energy in a hydrogen atom depends on the energy of the electron. When the electron changes levels, it decreases energy and the atom emits photons. The photon is emitted with the electron moving from a higher energy level to a lower energy level.