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b48fc95dde7580b3746a92c2140a2656

Submitted by admin on Tue, 03/09/2021 - 17:50
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Alegeţi compusul ce prezintă în moleculă mai mult de o grupare OH fenolică:

6e8a2125eff556cb654d76dad58f7b94

Submitted by admin on Tue, 03/09/2021 - 17:50
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Calculaţi cantitatea de KOH necesară pentru a neutraliza 126 g pirogalol:

d01bf18e271a9526a6c26ac7945386a7

Submitted by admin on Tue, 03/09/2021 - 17:50
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Se obţine un alcool secundar din următoarele reacţii, cu EXCEPŢIA:

e329758463f0c2d3cd1730533f4aed66

Submitted by admin on Tue, 03/09/2021 - 17:50
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Se obţine etanol din următoarele reacţii, cu EXCEPŢIA:

176f60491d32799bd91b7f51f1a7afb4

Submitted by admin on Tue, 03/09/2021 - 17:50
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Alegeţi afirmaţia FALSĂ referitoare la acidul acetilsalicilic:

f691c4e92f6adf161d31d19ff6f25381

Submitted by admin on Tue, 03/09/2021 - 17:50
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Referitor la propan şi ciclopropan, alegeţi afirmaţia corecta.

bf77ed3e5bcf8fc4442138af15120a3a

Submitted by admin on Tue, 03/09/2021 - 17:50
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Produsul principal al reacţiei dintre propină şi acid clorhidric (în exces) este:

f176b1b4e5609575cde17ff45bf4a46d

Submitted by admin on Tue, 03/09/2021 - 17:50
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Alegeţi afirmaţia corectă referitoare la alchene:

b467c95d7bae9425bc929730bc263472

Submitted by admin on Tue, 03/09/2021 - 17:50
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Selectaţi afirmaţia corectă referitoare la metil-amină.

80de750c93c269e1d3d90bb971906747

Submitted by admin on Tue, 03/09/2021 - 17:50
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Alegeţi afirmaţia corectă referitoare la hidrocarbura cu următoarea structură:

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