Options:
A.
B.
C.
D.
E.
Sign in to view the correct answer and detailed explanation.
Study with fewer interruptions on Android
Use Ulearngo on a verified device for smoother past-question study.
Ulearngo is an independent study app. It is not affiliated with, endorsed by, or representing Joint Admissions and Matriculation Board (JAMB). Always confirm official exam, admission, registration, syllabus, timetable, and result information from JAMB official website.
Earlier discussion
1 older comment kept for context.
Rejoice
Atom Y can be described by the following properties: It has relative atomic mass of 39 (19protons + 20neutrons), An odd atomic number (19) and the same number of electrons as protons indicating that it can form a unipositive ion in solution