Question : The relative atomic masses of all elements have been found concerning an atom of:
Option 1: O16
Option 2: S32
Option 3: N15
Option 4: C12
New: SSC Stenographer Application Form 2024 Released
Don't Miss: Month-wise current affairs
Suggested: Upcoming government exams
Correct Answer: C 12
Solution : The correct option is C 12
The relative atomic masses of all elements have been found concerning an atom of carbon-12 (C 12 ). The carbon-12 isotope was chosen as the reference standard for atomic masses. By definition, one atomic mass unit (u) is exactly 1/12th of the mass of a carbon-12 atom.
Related Questions
Know More about
Staff Selection Commission Stenographer ...
Application | Eligibility | Dates | FAQs
Get Updates BrochureYour Staff Selection Commission Stenographer Grade C & D Exam brochure has been successfully mailed to your registered email id “”.