Organic Compound

Naming Organic Compounds

by Mark Bernardino

alkenes and alkynes

Naming Organic Compounds - Google Jamboard

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Multiple Choice

If an alkene reacts with a halogen, it is known as what type of reaction?

• Addition

• Condensation

• Polymerisation

• Hydrogenation

Multiple Choice

In one of the reaction in alkanes brown color disappear when they react with .....

• chlorine

• bromine

• KMnO4

• Alcohols

Fill in the Blanks

In alkenes as number of C atoms

, m.p., b.p. and density also increases

Multiple Select

Alkenes reacted with hydrogen in the presence of ......... catalysts:

• Ni

• Pd

• Pt

• Pb

Multiple Choice

How do you test for an alkene?

• React it with oxygen
• React it with litmus paper
• React it with bromine water
• pH test

Multiple Select

Check the reactions which are undergone by alkenes.

• oxidation

• addition

• substitution

• polymerization

• neutralization

Multiple Choice

What is the colour change when an alkene reacts with bromine water?

• Turns clear
• Turns orange
• From colourless to orange
• From orange to colourless
• Turns colourless

Multiple Choice

When does incomplete combustion occur?

• Lack of oxygen
• Excess oxygen
• Depends
• Lack of fuel

Multiple Choice

What are the products of complete combustion?

• SO2 + H2O
• H2O
• CO
• CO + H2O
• CO2 + H2O

Multiple Choice

How many double bonds in the compound?

• 1
• 6
• 12
• 5

Multiple Choice

What is the general formula of the alkynes?

• C_nH_2n+1
• C_nH_2n+2
• C_nH_2n-1
• C_nH_2n-2

Multiple Choice

Ethene reacts with acidified potassium manganate (VII) solution for form W.

What is W?

• ethanol

• ethane

• ethan-1,2-diol

• ethane-1,2-diol

Multiple Choice

Which of the following could contain a triple bond?

• C₄H₁₀
• C₄H₈
• C₄H₆
• C₄H₁₂

Multiple Choice

Ethene reacts with acidified potassium manganate (VII) solution to form a product.

What is the name of this reaction ?

• halogenation

• hydrogenation

• hydration

• oxidation

Multiple Choice

Which of the following is not a chemical properties of alkenes?

• combustion

• substitution

• addition reaction

• polymerisation

Open Ended

write the point you find difficult in this lesson.