对于下列元素符号和名称,你认为书写正确的是 A.cl–氯       

对于下列元素符号和名称,你认为书写正确的是

Acl–         BK            CCu–       Dmg–

答案

【答案】B

【解析】A、氯元素符号为Cl,书写错误;B、钾元素符号为K,书写正确;C、金元素符号为Au,书写错误;D、镁元素符号为Mg,书写错误;故选B

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