【简答题】X、Y、Z、M、R、Q是短周期主族元素,部分信息如下表所示: X Y Z M R Q 原子半径/nm 0.186 0.074 0.099 0.143 主要化合价 -4,+4 -2 -1,+7 +3 其它 阳离子核外无电子 无机非金属材料的主角 焰色反应呈黄色 (1)R在元素周期表中的位置是______. (2)Y与R相比,非金属性较强的是______(用元素符号表示),下列事实能证明这一结论的是_...
【单选题】99 A project manager who, in a deference of opinion with the project controls engineer on how costs are to be reported, dictates the format of the cost report may be said to have a conflict management...
【单选题】It can be inferred from the passage that a successful business manager will______.
A.
know how to solve a problem before research
B.
always take actions before they see in-depth analysis
C.
integrate effective thinking into actions
D.
not have to reason before making up a decision
【单选题】The promoted Japanese manager asked for a transfer because
A.
he was not competent for the higher position.
B.
he was not accustomed to working by himself.
C.
he could not make the adjustment to his new job.
D.
he lacked adequate communication with his superior.