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Tutor HuntTest QuestionsChemistry QuestionsYear 10 Chemistry Questions

 

Relative Atomic Mass (GCSE Chemistry)

The following is a GCSE Chemistry test covering 'Relative Atomic Mass' from the broader topic Atomic Structure And The Periodic Table. The test is geared towards the AQA exam board style syllabus.
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Below a typical questions that will be covered in this test. You final score will be logged on your account

A student finds a sample containing 0.50 mol of element Y with Ar 24.0. What mass in grams does the sample have?
Which is the best definition of an isotope?
A student is given Ar for two elements: A = 11.0 and B = 23.0. Which statement is true about the masses of one mole of each element?
Copper has isotopes 63 (69.2%) and 65 (30.8%). Which Ar value matches these abundances?
An unknown element Z has Ar measured as 40.0. Which is the most likely identity from the periodic table?
If sample A contains only isotope 14 (100%) and sample B contains natural mixture giving Ar 14.01, which statement is true?
Which value is the relative atomic mass (Ar) of chlorine if chlorine consists of 75.77% 35Cl (mass 35) and 24.23% 37Cl (mass 37)?
The Ar of magnesium is 24.3. Which combination gives the mass of 0.250 mol of magnesium?
Neon has isotopes 20 (90.48%), 21 (0.27%), 22 (9.25%). What is Ar to 3 s.f.?
Which of the following correctly links Ar, mol and Avogadro’s number?
A metal has two stable isotopes mass 195 (33.3%) and 197 (66.7%). What is the Ar?