【单选题】【消耗次数：1】
常温常压下，分子中碳原子个数为（ ）的环烷烃是气体。
①
12以上
②
5-11
③
3-4
④
1-2
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在常温常压下，下列各组气体不能共存的是（ ）。
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<img class="kfformula" src="20200629/1593436671243434.png" data-latex="{SO}_{2}与{O}_{2}" width="70" height="32"/>
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<img class="kfformula" src="20200629/1593436671353819.png" data-latex="{NO}_{2}与NO" width="85" height="26"/>
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