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【简答题】
下列各对配离子稳定性大小的对比关系是(用 大于 或 小于 表示): (1) [Cu(NH 3 ) 4 ] 2 + [Cu(en) 2 ] 2 + ; (2) [Co(NH 3 ) 6 ] 3 + [Co(NH 3 ) 6 ] 2 +
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举一反三
【单选题】There is an ____ connection between smoking and lung cancer . There is an intimate connection between class and educational success .
A.
intimacy
B.
intimate
C.
intimately
D.
intimacily
【简答题】It contains the headstock spindle, which is rotated by gear or by a combination of .
【单选题】The _____ is rotated as the piston is pushed down by the pressure above it.
A.
crankpin
B.
crankshaft
C.
break
D.
crankcase
【单选题】If there is an irresistible force, there can be no immovable object. If there is an immovable object, there can be no irresistible force. Identify the rhetorical device in this sentence.
A.
Hyperbole
B.
antithesis
【单选题】At points above the IS curve, there is an _____ and at points below the IS curve there is an ____.
A.
excess demand for goods; excess supply of goods
B.
excess demand for money; excess supply of money
C.
excess supply of money; excess demand for money
D.
excess supply of goods; excess demand for goods
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