The atomic number of an element ‘X’ is 12. Which inert gas is nearest to X?
Anonymous Quiz
He
Ne
Ar
KR

2 comments

Sakshi Deshmukh
Can you Please Post Marathi ( HL ) and English (LL) writing skill videos ?
Sakshi Deshmukh
Sakshi Deshmukh
Can you Please Post Marathi ( HL ) and English (LL) writing skill videos ?
Please , Try to Upload , That would be really helpful to us