问题
填空题
已知碘元素的元素符号为I,原子结构示意图为
(1)碘属于_____元素(填“金属”或“非金属”),根据题目所给碘原子结构示意图推知碘元素位于元素周期表第____周期,碘离子符号为____。
(2)碘化氢的化学式为______。
答案
(1)非金属;5;I-
(2)HI
已知碘元素的元素符号为I,原子结构示意图为
(1)碘属于_____元素(填“金属”或“非金属”),根据题目所给碘原子结构示意图推知碘元素位于元素周期表第____周期,碘离子符号为____。
(2)碘化氢的化学式为______。
(1)非金属;5;I-
(2)HI
补全对话 | |
Clerk: Well, we have several. 1 Father: How about history? I like history museums. They're fascinating. Girl1: Or, Dad 2 . Let's go to the children's museum. 3 . I want to go to the children's museum, They're more fun. Gir12: Well, I'm too old for a children's museum. Why don't we go to an art museum? Clerk: 4 There are a lot of fun things for children there, you can learn all about the history of computers, as well as learn about science. Family: 5 Let's go to the computer museum. |