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HESI A2- PERIODIC TABLE EXAM QUESTIONS
Actual Qs and Ans Expert-Verified Explanation
This Exam contains:
-Guarantee passing score -10 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation
Question 1: Neon
Answer:
Ne
Atomic Number: 10
Atomic Mass: 20.18
Placement on Table: Top Far Right (Group 18, Period
2)
Electron Configuration: 1s2 2s2 2p6
Question 2: Hydrogen
Answer:
H or Hv2
Atomic Number: 1
Atomic Mass: 1.01
Placement on Table: Far Top Left (Group 1, Period
1)
Electron Configuration:1s1
Question 3: Oxygen
Answer:
O or Ov2
Atomic Number: 8
Atomic Mass: 16.00
Placement on Table: Top Right (Group 16, Period
2)
Electron Configuration: 1s2 2s2 2p4
Question 4: Sulfur
Answer:
S
Atomic Number: 16
Atomic Mass: 32.07
Placement on Table: Top Right (Group 16, Period
3)
Electron Configuration: [Ne] 3s2 3p2
Question 5: Iron
Answer:
Fe
Atomic Number: 26
Atomic Mass: 55.86
Placement on Table: Top Middle (Group 8, Period
4)
Electron Configuration: [Ne] 3s2 3p6 3d6 4s2
Question 6: Carbon
Answer:
C
Atomic Number: 6
Atomic Mass: 12.01
Placement on Table: Top Right (Group 14, Period
2)
Electron Configuration: 1s2 2s2 2p2
Question 7: Nitrogen
Answer:
N or Nv2
Atomic Number: 7
Atomic Mass: 14.01
Placement on Table: Top Right (Group 15, Period
2)
Electron Configuration: 1s2 2s2 2p3
Question 8: Magnesium
Answer:
Mg
Atomic Number: 12
Atomic Mass: 24.31
Placement on Table: Top Left (Group 2, Period
3)
Electron Configuration: [Ne] 3s2
Question 9: Helium
Answer:
He
Atomic Number: 2
Atomic Mass: 4.00
Placement on Table: Far Top Right (Group 18, Period
1)
Electron Configuration: 1s1 1s2
Question 10: Silicon
Answer:
Si
Atomic Number: 14
Atomic Mass: 28.09
Placement on Table: Top Right (Group 14, Period
3)