Let's Learn Organic Chemistry! thumbnail
Let's Learn Organic Chemistry! thumbnail

Let's Learn Organic Chemistry!

5th - Professional grade
Played 3 times
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Preview (25 questions)
1 Question
30 seconds
Q.

Which of the following belongs to a group of complex biomolecules commonly regarded as the “staff of life.”?


Carbohydrates

Glucose

Protein

2 Question
30 seconds
Q.

When an organic compound was treated with sodium nitrite and hydrochloric acid in the ice-cold, nitrogen gas was evolved copiously. What is the compound?


A primary amine

A nitro compound

An aliphatic primary amine

3 Question
30 seconds
Q.

Primary alcohols undergo what reaction to form alkenes?


Elimination

Hydrolysis

Oxidation

4 Question
30 seconds
Q.

____________ is a compound and it is not a functional group.


Cyanide

Isocyanide

Nitrile

5 Question
30 seconds
Q.

___________ is the simplest member of the alkane family and indeed the simplest of organic compounds, as all other compounds are derived by altering this compound.


Propane

Ethanol

Methane

6 Question
30 seconds
Q.

0.0833mol of carbohydrate of empirical formula CH2O contain 1g of hydrogen. The molecular formula of the carbohydrate is


C3H4O3

C6H12O6

C12H22O11

7 Question
30 seconds
Q.

How many different nucleotides are used to make DNA molecules?


One

Two

Three

8 Question
30 seconds
Q.

___________ is an analogue of benzene in which one -CH unit is replaced by N.


Piperidine

Aniline

Pyridine

9 Question
30 seconds
Q.

The chemical formula for pyridine is:


C5H5N

C2NO

CNH5

10 Question
30 seconds
Q.

Amine is considered a variant of ammonia.


True

False

11 Question
30 seconds
Q.

The _____________ of vegetable oils, animal fats, or waste cooking oils is the process behind conventional biodiesel.


Saponification

Hydrolysis

Transesterification

12 Question
30 seconds
Q.

The most common method of transesterification is the reaction of the ester with an _____________ in the presence of an acid catalyst.


Phenol

Alcohol

Aldehyde

13 Question
30 seconds
Q.

Glycerol cannot be reduced to propylene glycol with hydrogen at pressures from 10 to 100 atmospheres and temperatures above 150° C.


True

False

14 Question
30 seconds
Q.

The mass spectrometer was invented by ___________.


Dalston

JJ Thomson

Rutherford

15 Question
30 seconds
Q.

In the Dumas method, the nitrogen present in organic compound gets converted to _______.


Sodium Cyanide

Gaseous Ammonia

Dinitrogen Gas

16 Question
30 seconds
Q.

The ammonium ion cannot react at the N with a ___________ because the N already has an octet of electrons.


Nucleophile

Electrophile

Base

17 Question
30 seconds
Q.

A condensation polymer is made from how many monomers?


Four

Three

Two

18 Question
30 seconds
Q.

___________ is an electromagnetic radiation with a wavelength from 10 nm to 400 nm.


Ultraviolet

Infrared

Aeon Flux

19 Question
30 seconds
Q.

__________ reagents are made from halogenoalkanes and introduces some of their reactions.


Water

Grignard

Ester

20 Question
30 seconds
Q.

This oil contains a mixture of hydrocarbons that boil at different temperatures.


Alcohol

Refined

Crude

21 Question
30 seconds
Q.

Aniline reacts with acetaldehyde to form a Schiff base.


True

False

22 Question
30 seconds
Q.

___________ is prepared from benzoic acid be SOCl2.


Benzoyl chloride

Methyl iodide

Phenyl magnesium bromide

23 Question
30 seconds
Q.

The reaction, called ____________, is characterized by the combining of an alcohol and an acid to yield an ester plus water.


Transesterification

Acid catalyst

Fischer esterification

24 Question
30 seconds
Q.

The cosmetics industry is a lucrative sector of organic chemistry.


True

False

25 Question
30 seconds
Q.

Carbonyl compounds especially ketones undergo reduction to form __________.


Primary alcohols

Secondary alcohols

Alkanes