نشاط كيمياء عضوية عملي لطلاب طب الأسنان 2022

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اسم الطالب ضمن الاسئلة نشاط عليه 10 درجات ولذالك الدرجة الحاصلة عليها من اجابة الاسئلة اقسمها على 2 كون درجات النشاط الاجمالية 20 درجه

We deferent between Formaldehyde & Benzaldehyde by

1 point

1. 2,4-dinitrophenyl hydrazine test

2. Schiff’s Reagent

3. Fehling's solution

4. Resorcinol Test

Clear selection

To different between oxalic acid &Salicylic acid

1 point

AgNO3

Na2CO3

Fecl3

Clear selection

To different between ammonium oxalate &sodium oxalate by

1 point

Na2CO3

NaOH

Fecl3

Clear selection

اسم الطالب *

General formula for carboxylic acids

1 point

RCOOH

RCOH

RCH2OH

Clear selection

We deferent between aldehyde & ketones by

1 point

1. Ammonical AgNO3

2. Schiff’s Reagent

3. Fehling's solution

4. 1,3

Clear selection

Fehling A reagent

1 point

HCHO

Sodium Potassium Tartrate

CuSO4

Clear selection

To different between Hydrochloride Aniline &Sulfides Aniline

1 point

Permanganate test

FeCl3 test

AgNO3

To Make Neutral Solution N.S to acid

1 point

Add to the acid H2SO4

Add to the acid aqueous NH3 (NH4OH)

Add to the acid Na2CO3

Clear selection

CO2 evolves with effervescence in Acidity test the communed is

1 point

aldehyde

ketone

carboxylic acid

Clear selection

Tartaric acid

1 point

Aliphatic acids

Aromatic acid

Clear selection

Alcohols

1 point

are compounds contains one or more hydroxyl groups (OH)

are compounds contains carbonil groups

are compounds contains one or more carboxylic groups (OH)

Clear selection

Acetone Compound is

1 point

aldehyde

ketone

carboxylic acid

Clear selection

deniges' B reagent

1 point

mercuric chloride

Potassium permanganate

sulfuric acid

Clear selection

In organic compound All aldehyde contains

1 point

carbonyl group COH.

Hydroxyl group(OH)

carboxyl group COOH

Clear selection

CH3COOH IUPAC Name

1 point

Ethanoic acid

Methanoic acid

formic acid

Clear selection

Fenton's test:

1 point

1drop of dilute solution of FeSO4 then 1drop of 10% H2O

1drop of dilute solution of FeSO4 then 1drop of 10% H2O2

1drop of dilute solution of FeSO4 then 1drop of 10% H2SO4

Clear selection

To Preparation of N.S. for ammonium and sodium salt

1 point

By dissolve the salt in water & oil only

By dissolve the salt in water & ethanol only

By dissolve the salt in water only

Clear selection

Formaldehyde formula

1 point

CH3CH2OH

HCHO

Na2B4O7

Clear selection

We used Sodium nitroprusside Test to different between

1 point

Acetone& Formaldehyde

Methanol & Benzaldehydes

Formic acid & acetic acid

Clear selection

Propanetriol mean

1 point

Ethanol

Glycerol

Methanol

Clear selection

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