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Αλκένια https://www.youtube.com/watch?v=83Is-rouV-U

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

What is the functional group of alkenes?

a)

Carbon-carbon single bond

b)

Carbon-carbon triple bond

c)

Carbon-hydrogen bond

d)

Carbon-carbon double bond

2.

What type of reaction do alkenes undergo due to the presence of a double bond?

a)

Substitution reaction

b)

Addition reaction

c)

Combustion reaction

d)

Oxidation reaction

3.

Ποιο είναι το προϊόν που σχηματίζεται όταν προστίθεται περίσσεια αερίου υδρογόνου στo προπίνιο?

a)

Προπένιο

b)

Propyne

c)

Προπάνιο

d)

Propanol

4.

Under what conditions does the reaction of an alkene with water occur?

a)

No specific conditions required

b)

Presence of a catalyst at low temperatures

c)

Presence of a catalyst at high temperatures

d)

Low temperatures

5.

What is the product formed when ethene reacts with water?

a)

Ethanol

b)

Butanol

c)

Methanol

d)

Propanol

6.

What is the main test used to distinguish alkenes from alkanes?

a)

Decolorization of iodine solution

b)

Decolorization of bromine water

c)

Formation of a gas with sodium metal

d)

Formation of a precipitate with silver nitrate

7.

What is the product formed when ethene reacts with bromine?

a)

Bromopropane

b)

Ethyl bromide

c)

Bromoethene

d)

Dibromoethane

8.

What happens to the color of bromine water when added to an alkene?

a)

It turns blue

b)

It remains orange

c)

It turns green

d)

It turns orange

9.

What is the product formed when propene reacts with bromine?

a)

1-bromopropane

b)

Propyl bromide

c)

Bromoethane

d)

Dibromopropane

10.

Under what conditions does the reaction of an alkene with hydrogen occur?

a)

No specific conditions required

b)

Presence of a catalyst at low temperatures

c)

Presence of a catalyst at high temperatures

d)

High temperatures