CAIE IGCSE Chemistry 3.2.1 Relative Atomic Mass Ar As the Questions
Define relative atomic mass by comparing naturally occurring atoms with one twelfth of carbon-12.
- Syllabus
- 2026–2028
- Course
- Chemistry 0620
Exam points
- define relative atomic mass using the carbon-12 scale
- identify carbon-12 as the reference isotope
- explain how an element mass is compared with carbon-12
- recognise the standard definition of relative atomic mass
CAIE IGCSE Chemistry 3.2.1 Relative Atomic Mass Ar As the Questions question 1
[Maximum number: 1]
The relative atomic mass, Ar, of an element is determined by comparing the mass of one atom of the element with the mass of one atom of element Q.
What is Q ?
A
carbon
B
chlorine
C
hydrogen
D
oxygen
A
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