题干
下列表示不正确的是
| A．HCl的电子式：[Failed to download image : http://192.168.0.10:8086/QBM/2019/7/13/2245969899560960/2261668607246336/STEM/9742b543a1f4462ab9add2227b0a31a4.png] |
| B．正丁烷的球棍模型：[Failed to download image : http://192.168.0.10:8086/QBM/2019/7/13/2245969899560960/2261668607246336/STEM/67a9fc1d064044158b3790017fa09244.png] |
| C．乙醛的结构简式：CH3CHO |
| D．原子核内有 8 个中子的碳原子：146C |
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