!CHE:Convalent bond Flashcards

0
Q

central atom可超过octet 是从第几周期开始? central atom 最多可以有几对bonding pairs? 哪个元素成键时电子少于8个?它的成键电子是多少?

A

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1
Q

paramagnetic/diamagnetic

A

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2
Q

free radicals and its dimers of molecules

A

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3
Q

formal charge的计算方法? Total bonding charge 满足什么关系? negative charge与electronegative的关系

A

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4
Q

写出SO3的reasonance structure? 具有resonace structure的atom的键有什么不同的地方?

A

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5
Q

Delta EN的算法? Delta EN是用来测量什么的? Delta EN与ionic character的关系?

A

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6
Q

电负性大小的元素分布

A

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7
Q

bond order的定义? bond order与bond length的关系

A

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8
Q

molecular geometry的关系

A

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9
Q

carbon分别只与1,2,3个原子成键的geometry? 在organic compound中oxygen总有几个non-bonding domain? (^^)nitrigen有几个non-bonding domain?

A

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10
Q

non-symmetrical(polar)的molecule一般会有哪两个特征?

A

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11
Q

•hybrid orbital 与几何构型,并说出有几个sigma和pi键 SP3 SP2 SP SP3d SP3d2

A

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12
Q

Dipole moments的定义? Dipole moments与键长的关系?

A

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