A-LevelChemistryChemical periodicity9701/12 · May/June 2010 · Q171 Mark
Two properties of non-metallic elements and their atoms are as follows. property 1 has an oxide that can form a strong acid in water property 2 has no paired 3p electrons Which properties do phosphorus and sulfur have? phosphorus sulfur
A1 and 2, 1 only
B1 only, 1 and 2
C1 and 2, 1 and 2
D2 only, 1 only
✓ Correct answer
A: 1 and 2, 1 only
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