A、B、C、D、E、F为原子序数依次增大的短周期元素,已知A、B、E三种原子最外层有11个电子……A、B、C、D、E、F为原子序数依次增大的短周期元素,已知A、B、E三种原子最外层有11个电子,且这3

A、B、C、D、E、F为原子序数依次增大的短周期元素,已知A、B、E三种原子最外层有11个电子……A、B、C、D、E、F为原子序数依次增大的短周期元素,已知A、B、E三种原子最外层有11个电子,且这3
A、B、C、D、E、F为原子序数依次增大的短周期元素,已知A、B、E三种原子最外层有11个电子……
A、B、C、D、E、F为原子序数依次增大的短周期元素,已知A、B、E三种原子最外层有11个电子,且这3种元素的最高价氧化物的水化物两两皆能发生反应生成盐和水,C元素最外层电子比次外层电子少4,D元素原子次外层电子比最外层电子多3.
（1）写出下列元素符号：
A_______,B_______,C_______,D________,E________
(2)A与E两元素可形成化合物,用电子式表示其化合物的形成过程：
———————————————————————————————
（3）写出A、B两元素的最高价氧化物的水化物相互反应的化学方程式：
———————————————————————————————
（4）C、D、E的氢化物稳定性由强到弱依次为：（用化学式表示）
——————————————————

A、B、C、D、E、F为原子序数依次增大的短周期元素,已知A、B、E三种原子最外层有11个电子……A、B、C、D、E、F为原子序数依次增大的短周期元素,已知A、B、E三种原子最外层有11个电子,且这3
1 Na Al Si P Cl Ar
2 (电子不知道怎么打,不好意思)
3 NaOH+Al(OH)3=NaAlO2+2H2O
4 HCl PH3 SiH4

这是元素周期表模块常考的题型，推断题，要能从结构和性质两方面推断
A、B、E这3种元素的最高价氧化物的水化物两两皆能发生反应生成盐和水，短周期能符合的
A是钠，B是铝，C可能是硫或氯（因为能两两反应，所以有一个必须能形成两性氢氧化物，即铝）
钠最外层1个电子，铝3个电子，所以E最外层就是7个电子，为氯
C元素最外层电子比次外层电子少4，所以为2,8,4的电子排布，为...

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这是元素周期表模块常考的题型，推断题，要能从结构和性质两方面推断
A、B、E这3种元素的最高价氧化物的水化物两两皆能发生反应生成盐和水，短周期能符合的
A是钠，B是铝，C可能是硫或氯（因为能两两反应，所以有一个必须能形成两性氢氧化物，即铝）
钠最外层1个电子，铝3个电子，所以E最外层就是7个电子，为氯
C元素最外层电子比次外层电子少4，所以为2,8,4的电子排布，为硅
D元素原子次外层电子比最外层电子多3，所以为2,8,5的电子排布，为磷

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We will start with just one example that most really like.Reebok Classics - CL BB Jam SE Look good on and off the court in these retro basketball sneakers. Classic lines with full-grain leather uppers...

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We will start with just one example that most really like.Reebok Classics - CL BB Jam SE Look good on and off the court in these retro basketball sneakers. Classic lines with full-grain leather uppers. Durable rubber outsole for great traction while breakin' ankles. Reebok basketball shoes,AJ 23 Shoes, which have been developed in conjunction with NBA, are available all over the world. These shoes are specially designed for those players who need a solid and comfortable fit, better traction and firm support for the ankle.The Reebok basketball footwear is not limited to professional basketball players, but is available for all age groups. Reebok even offers children the option to customize their sneakers by placing the team logos on the sides. Reebok also has Little Kids ATR Flush and Reebok Insane Hoops Basketball Shoe for pre school children. Interestingly,Air Jordan 8 Shoes, an assorted collection in team colors and logos is available for infants,Air Jordan Basketball! Two popular Reebok brands are Rebook NBA Downtime Mid Basketball Men's Shoe and Reebok NBA Downtime Low Basketball Men's Shoe. These shoes that carry the NBA logo are made from full-grain leather that offers great comfort. The outsole is made of high-abrasion rubber that is quite durable. It also has the old lacing system for a tighter and adjustable fit. Another popular shoe is the Reebok NBA Enigma II. This shoe is made with the DMX technology that reduces heel impact and costs $86. It is made of leather and has a mid-cut design for extra stability. Reebok BB4600 Ultra Hi Leather Basketball Shoes come in 7 to 13 sizes. They are quite comfortable and durable,Nike Air Jordan Shoes, thanks to the Die-Cut EVA midsole. For those who love to wear black shoes,Air Jordan 8, Reebok ATR Black Reload Basketball Shoe could be the right choice. This made-in-China product features the X-beam technology and PU sockliner. Speed lacing system gives the user total convenience. Another popular Reebok shoe is the Men's ATR Too Easy Basketball Shoe. It comes with spandex lining that helps the foot to stay cool. It also has a Polyurethane Cushion Insole that adds to comfort. The Reebok Men's Answer VII Low is another durable basketball shoe. It has a Duracourt rubber outsole and is available in two colors - white and silver.Another choice that a basketball payer or fan has is the Men's ATR Pump Basketball shoe. This shoe comes with an adjustable ankle strap that gives a perfect fit. The pull-up laces are removable.

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二楼是正确的！ 电子式就Na的外围有一个电子然后加Cl外围七个电子,然后等于NaCl