vs
QUICK ANSWER
"Los alumnos" is a form of "alumno", a noun which is often translated as "student". "Yo" is a pronoun which is often translated as "I". Learn more about the difference between "los alumnos" and "yo" below.
el alumno, la alumna()
This means that the noun can be masculine or feminine, depending on the gender of the noun it refers to (e.g., el doctor, la doctora).
1. (education)
2. (old-fashioned) (legal)
A word or phrase that is seldom used in contemporary language and is recognized as being from another decade, (e.g., cat, groovy).
a. pupil
El alumno amaba a sus tutores y les decía "Papá" y "Mamá".The pupil loved his guardians and called them "Dad" and "Mom."
yo()
A pronoun is a word that stands in for a noun (e.g., she).
A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
3. (psychology)