元素周期表的每一族（没打错,是族）的最后的一个元素是稀有气体--它们的所有的电子层的电子已满
翻译 Each period ends with a noble gas --- an element in which
2个回答
相关问题
-
为什么这个句子要加in?Evennitrogen,which is a gas in its elemental sta
-
even an end which it would be noble to pursue if it were att
-
英语翻译My name starts with a C and ends with an L.l live in the
-
英语翻译This is a good simple large gas ring which comes with a
-
the,end,peace,each,other,two,made,countries,with,in,the
-
end up end up with end with end up in end in
-
Moyan has won the Noble Prize in Literature, which has made
-
At each end of the tube ________,one which gathers light and
-
According to the periodic table,______ still some elements u
-
Education is not an end,but a means to an end.In other words