In which of the following bond types the electrons form a general electron cloud?A.metallic bondingB.covalent bondingC.ionic bondingD.van der Waals forces

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/29 01:04:32
In which of the following bond types the electrons form a general electron cloud?A.metallic bondingB.covalent bondingC.ionic bondingD.van der Waals forces

In which of the following bond types the electrons form a general electron cloud?A.metallic bondingB.covalent bondingC.ionic bondingD.van der Waals forces
In which of the following bond types the electrons form a general electron cloud?
A.metallic bonding
B.covalent bonding
C.ionic bonding
D.van der Waals forces

In which of the following bond types the electrons form a general electron cloud?A.metallic bondingB.covalent bondingC.ionic bondingD.van der Waals forces
A.metallic bonding
金属中的电子是公用的,形成公用的电子云general electron cloud

答案(Answer):B.covalent bonding共价键
A.metallic bonding 金属键
B.covalent bonding共价键
C.ionic bonding 离子键
D.van der Waals forces范德华力
化学键可分为:共价键、离子键及金属键三大类。
共价键为两原子共享电子对之化学键,其结合原子皆为非金属原...

全部展开

答案(Answer):B.covalent bonding共价键
A.metallic bonding 金属键
B.covalent bonding共价键
C.ionic bonding 离子键
D.van der Waals forces范德华力
化学键可分为:共价键、离子键及金属键三大类。
共价键为两原子共享电子对之化学键,其结合原子皆为非金属原子。
离子键为阳离子与阴离子间之库伦静电力,阳离子由金属失去电子形成,阴离子由非金属得到电子形成。两正负电荷之离子吸引力,称为离子键。
金属键为金属原子的价电子可以自由移动在各原子之间所造成的吸引力。

收起

英语翻译For a clearer picture of what the student knows,most teachers use another kind of examination in addition toobjective tests.They use “essay” tests,which require students to write long answers to broad,general questionssuch as the foll 英语翻译1.The fact that the great majority of functions which may usefully be consider as signals are functions of time leads justification to the treatment of signal theory in term of time and of frequency.2.The approach adopted in this and foll Foll in love 英语中的省略句you are required to select one word for each blank from a list of choice given in a word bank following the passage.中from a list of choice given in a word bank following the passage省略了(which are)given in a word bank foll I foll in love tive words are like windows___we can look into the pastby which in which through which of which let`s foll in love的中文翻译 英语翻译1)BENEFICIARY’S DRAFTS INDUPLICATE DRAWN ON US AT SIGHT BASIS MARKED-“DRAWN UNDER COMMECIAL BANK OF CEYLON PLC,DHAKA”QUOTINGOUR L/C NUMBER.2)BENEFICIARY’S MANUALLY SIGNEDINVOICES ISSUED IN FOUR FOLD BENEFICIARY TO CERTIFY THE FOLL 一个很简单的C语言程序Given a positive integer N,you should output the most right digit of N^N. Input The input contains several test cases.The first line of the input is a single integer T which is the number of test cases.T test cases foll 翻译:Which part of the country is the city in Which of the following is NOT turn in the passage? Which of the following is NOT mentioned in the passage? In which part of the town the school situated?改错 Which of the following can we do in the zoo? The factory_____ he visited lies in the south of the cityA.in which B.which C.on which D.where 英语翻译A country maid was walking along with a can of milk upon her head ,when she fell into the foll owing train of reflections,The money for which I shall sell this milk will enable me to and what may be destroyed by vermin,will produce at le which part of the city do you live in? which part of the world is australia in?