meili 发表于 2022-10-27 15:07:56

写出下列原子团的符号及化合价:(1)氢氧根______、______(2)硝酸根______、______(3)碳酸根______、______(4)硫酸根______、______(5)铵根______、______.

<p>问题:写出下列原子团的符号及化合价:(1)氢氧根______、______(2)硝酸根______、______(3)碳酸根______、______(4)硫酸根______、______(5)铵根______、______.
<p>答案:↓↓↓<p class="nav-title mt10" style="border-top:1px solid #ccc;padding-top: 10px;">胡劲文的回答:<div class="content-b">网友采纳  (1)氢氧根的符号为OH,化合价为-1价.(2)硝酸根的符号为NO3,化合价为-1价.(3)碳酸根的符号为CO3,化合价为-2价.(4)硫酸根的符号为SO4,化合价为-2价.(5)铵根的符号为NH4,化合价为-1价.故答案为:(1...
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