<table border="1" width="100%" cellpadding="3" cellspacing="0" style="border-style:solid;border-collapse:collapse;"><tbody><tr><td> 족<br>주기 </td> <td> 1</td> <td> 2</td> <td> 3</td> <td> 4 </td> <td> 5 </td> <td> 6 </td> <td> 7 </td> <td> 8 </td> <td> 9 </td> <td>10 </td> <td>11 </td> <td>12</td> <td>13</td> <td>14 </td> <td>15 </td> <td>16 </td> <td>17 </td> <td>18 </td></tr><tr><td> 1</td> <td>H <br>수소</td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td>He<br>헬륨</td></tr><tr><td> 2</td> <td>Li<br>리튬</td> <td>Be<br>베릴륨</td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td>B<br>붕소</td> <td>C<br>탄소 </td> <td>N<br>질소 </td> <td> O<br>산소</td> <td> F<br>플로오린</td> <td> Ne<br>네온</td></tr><tr><td> 3</td> <td> Na<br>나트륨</td> <td>Mg<br>마그네슘 </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td>Al<br>알류미늄</td> <td>Si<br>규소 </td> <td>P<br>인 </td> <td>S<br>황</td> <td>Cl<br>염소</td> <td>Ar<br>아르곤</td></tr><tr><td> 4</td> <td>K<br>칼륨</td> <td>Ca<br>칼슘</td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td></tr></tbody></table><br><div><br></div> <div>군대다녀오고 복학했는데 내일 당장 Quiz 래요. 물론 주기율표 20개 원소 외우기인데, 틀린사람만 바보되는 것 같아서 설마.. 틀리진 않겠죠.</div> <div><br></div> <div>수헬리베 붕탄질산 플네나마 알규인황 염아칼칼</div> <div><br></div> <div><br></div>
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