HIDROKARBON KLS 12.2

Multiple Choice

Which of the following is a major use of petroleum in modern society?

• Fuel for transportation

• Material for clothing

• Ingredient in food

• Source of drinking water

Multiple Select

Which of the following statements about carbon atoms are correct?

• Carbon has 4 valence electrons.

• Carbon atoms are relatively small in size.

• Carbon atoms can only form single bonds.

• Carbon is found in both methane and methanol.

Multiple Choice

What is the main difference between organic and inorganic compounds as described in the lesson?

• Organic compounds are less stable to heating and decompose at lower temperatures.

• Organic compounds have higher melting points than inorganic compounds.

• Inorganic compounds are always gases at room temperature.

• Inorganic compounds are more reactive than organic compounds.

Multiple Choice

Which type of hydrocarbon has a conjugated bonding structure?

• Alifatik

• Alisiklik

• Aromatik

• Siklik

Multiple Choice

Which of the following is a characteristic of saturated hydrocarbons (hidrokarbon jenuh)?

• All carbon-carbon bonds are single bonds.

• They contain at least one double bond.

• They contain at least one triple bond.

• They are aromatic compounds.

Multiple Choice

Which of the following is the correct general formula for alkanes?

• CnH2n+2

• CnH2n

• CnH2n-2

• CnH2n+1

Multiple Select

Which of the following statements are true about alkanes based on the images?

• Alkanes are saturated hydrocarbons.

• Alkanes have only single bonds between carbon atoms.

• Alkanes can have double or triple bonds.

• Alkanes have the general formula CnH2n+2.

Multiple Choice

What is the correct IUPAC rule for naming a branched alkane?

• Choose the longest carbon chain as the parent chain.

• Start numbering from the end closest to a double bond.

• Name all branches as 'alkene'.

• Ignore the position of branches.

Multiple Choice

Which of the following is the correct IUPAC name for the compound with the structure shown in the first image?

• 3-ethyl-2,2-dimethylhexane

• 2,2-dimethyl-3-ethylhexane

• 3,3-dimethylethylhexane

• 2-ethyl-3,3-dimethylhexane

Multiple Select

Which of the following statements are correct regarding the mistakes in the naming of branched alkanes as shown in the third image?

• The main chain must be the longest continuous carbon chain.

• Numbering should give the substituents the lowest possible numbers.

• Branches should be listed in alphabetical order.

• The position of double bonds is not important in alkanes.

Multiple Choice

What is the general formula for alkenes?

• CₙH₂ₙ

• CₙH₂ₙ₊₂

• CₙH₂ₙ₋₂

• CₙHₙ

Multiple Choice

Which of the following is the correct general formula for alkynes?

• CₙH₂ₙ₊₂

• CₙH₂ₙ

• CₙH₂ₙ₋₂

• CₙHₙ

Multiple Select

Select all correct statements about the compound 4-metil-2-heksuna based on its structure and naming.

• It contains a triple bond between carbon atoms.

• The parent chain has six carbon atoms.

• The methyl group is attached to the fourth carbon.

• The triple bond is located at the fourth carbon.

Multiple Choice

Which of the following is a major component of petroleum?

• Methane

• Ethylene

• Propane

• Octane