Unit 3.1 Part 1

Alkane is called unsaturated hydrocarbon. This statement is true or not?

• True

• False

Olefins is another name for what type of hydrocarbon?

• Alkane

• Alkene

• Alkyne

Why do we need to get rid of impurities in hydrocarbon?

• to avoid corrosion damages to the production facilities

• to prevent vibration in equipment

• to increase additional value of hydrocarbon

What is phase diagrams?

• graphical representation of the physical states of a substance under different conditions of time and distance.

• graphical representation of the physical states of a substance under different conditions of temperature and pressure.

• graphical representation of the physical states of a substance under different conditions of time and pressure

• graphical representation of the mental states of a substance under different conditions of temperature and pressure.

Answer explanation

Phase diagram is a graphical representation of the physical states of a substance under different conditions of temperature and pressure.

What is the primary elements present in hydrocarbons?

• oxygen

• nitrogen

• hydrogen & carbon

• hydrogen & nitrogen

Which of the following hydrocarbons has a double bond between carbon atoms?

• alkane

• alkene

• alkyne

• aromatic hydrocarbon

What is the general formula for an alkane?

• CnH2n

• CnH2n+2

• CnHn

• CnHn-2

What is the simplest aromatic hydrocarbon?

• Methane

• Ethene

• Benzene

• Propyne

Which of the following is a saturated hydrocarbon?

• Methane

• Ethene

• Propane

• Butene

What is the IUPAC name for C4H10?

• Methane

• Ethane

• Butane

• Propane