Chemistry, asked by RockyHt007, 10 months ago

Ans the question fast......If correct I'll mark as brainliest and 15 points will be given....​

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Answers

Answered by arushanand467
0

Answer:

he 2                            0                 18

s 6                           via                     16

o 6                           via                        16

k 1                            1 ia                           1                              

Explanation:

Answered by AnnieStar
11

Answer:

Element

  • Helium
  • Sulphur
  • Oxygen
  • Potassium

Valence electrons

  • 2
  • 6
  • 6
  • 1

Group number

  • 18
  • 16
  • 16
  • 1

Period number

  • 1
  • 3
  • 2
  • 4
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