科学家预言超级原子的发现将会重建周期表，2015年1月美国科学在《Science》是发表论文，宣布发现了A1的超原子结构A113和A114，Al13、Al14的性质很像现行周期表中的某主族元素，己知这类超原子当具有40个价电子时最稳定（例Al原子具有3个价 电子）．下列说法不正确的是
| A．Al14有42个价电子，且与IIA族元素性质相似 |
| B．Al13有39个价电子，且与卤素性质类似 |
| C．Al13、Al14互为同素异形体 |
| D．Al13原子中存在离子键 |
相关试题
What I need is_____ book that contains ______ABC of oil painting.
| A．a; 不填 | B．the; 不填 | C．the; an | D．a ; the |
Jenny nearly missed the flight______ doing too much shopping.
| A．as a result of | B．on top of | C．in front of | D．in need of |
The CDs are on sale! Buy one and you get ______ completely free.
| A．other | B．others | C．one | D．ones ks |
I’m sure that your letter will get______ attention. They know you’re waiting for the reply. 
| A．continued | B．immediate | C．careful | D．general |
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