#<table class='nicetable'><tr><td></td><th>離子鍵</th><th>共價鍵</th><th>金屬鍵</th></tr><tr><th>組成</th><th>金屬+非金屬</th><th>非金屬+非金屬</th><th>金屬+金屬</th></tr><tr><th>作用<br>方式</th><th>正負電相吸</th><th>共用電子對</th><th>自由電子在相鄰<br>原子間跑來跑去</th></tr><tr><td>能量</td><td>150~400 KJ/mole</td><td>150~400 KJ/mole</td><td>50~133 KJ/mole</td></tr><tr><th>方向性</th><th>無</th><th>有</th><th>無</th></tr><tr><th>例如</th><th>NaCl、MgO(簡式)</th><th>H<sub>2</sub>、H<sub>2</sub>O(分子式)</th><th>Na(簡式)</th></tr></table>
 
#<table class='nicetable'><tr><td></td><th>離子鍵</th><th>共價鍵</th><th>金屬鍵</th></tr><tr><th>組成</th><th>金屬+非金屬</th><th>非金屬+非金屬</th><th>金屬+金屬</th></tr><tr><th>作用<br>方式</th><th>正負電相吸</th><th>共用電子對</th><th>自由電子在相鄰<br>原子間跑來跑去</th></tr><tr><td>能量</td><td>150~400 KJ/mole</td><td>150~400 KJ/mole</td><td>50~133 KJ/mole</td></tr><tr><th>方向性</th><th>無</th><th>有</th><th>無</th></tr><tr><th>例如</th><th>NaCl、MgO(簡式)</th><th>H<sub>2</sub>、H<sub>2</sub>O(分子式)</th><th>Na(簡式)</th></tr></table>
 
#各種分子。
 
#各種分子。
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