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ec144c5979b1eccd36df375aea6b21bc

Submitted by admin on Tue, 03/09/2021 - 17:52
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Substanta A se identifica cu furfurol, iar substanta B cu reactiv TollensA si B sunt:

e180d1893b55a92b5b447c6a71dd927b

Submitted by admin on Tue, 03/09/2021 - 17:52
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Caracterul nesaturat al substantei (A) si prezenta acetilenei intr-un amestec de gaze (B) se identifica:

4e4381cc9a3eb7bc03edb8d85e1e2dd5

Submitted by admin on Tue, 03/09/2021 - 17:52
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Sunt catalizate de AlCl3:

9318f2e03754ff51ce4347de615384e5

Submitted by admin on Tue, 03/09/2021 - 17:52
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Care dintre urmatoarele substante contin legaturi ionice în structura?

0643d298e8cea083f79d8d217daac6bd

Submitted by admin on Tue, 03/09/2021 - 17:52
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Contin legaturi de tip eter:

45ba45400c787d61a5105ce4a35244c3

Submitted by admin on Tue, 03/09/2021 - 17:52
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Sunt corecte afirmatiile:

f22ac318a1fa097274d3f758e7f2f167

Submitted by admin on Tue, 03/09/2021 - 17:52
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Sunt compuși cu legatură ionica în structura:

d709f3116c95bcae081150996919c7f7

Submitted by admin on Tue, 03/09/2021 - 17:52
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Formula generala R-O-NO2 corespunde unui:

8c7fae9d9b7374f2e1515220f41ab9e2

Submitted by admin on Tue, 03/09/2021 - 17:52
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Despre izomerii aciclici ai F.mC5H8 sunt adevarate urmatoarele variante:

2ff9b143631a1fd712a5a3870dad1f4d

Submitted by admin on Tue, 03/09/2021 - 17:52
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