Organic Chemistry - SS1 Chemistry Past Questions and Answers - page 1
Organic chemistry is the study of:
Inorganic compounds
Organic compounds
Both inorganic and organic compounds
Chemical reactions
Which element is the central component in organic compounds?
Carbon
Hydrogen
Oxygen
Nitrogen
Which of the following is NOT a characteristic of organic compounds?
They often contain carbon-hydrogen (C-H) bonds.
They are typically insoluble in water.
They have low boiling points.
They are only derived from living organisms.
Which of the following is an example of an organic compound?
Sodium chloride (NaCl)
Methane (CH4)
Calcium carbonate (CaCO3)
Nitric acid (HNO3)
Which branch of organic chemistry focuses on the study of carbon compounds containing hydrocarbon chains?
Biochemistry
Organic synthesis
Aliphatic chemistry
Aromatic chemistry
Which of the following is NOT a functional group commonly found in organic compounds?
Hydroxyl group (-OH)
Carbonyl group (C=O)
Nitrate group (NO3-)
Amino group (-NH2)
Organic compounds are widely used in various applications, including:
Pharmaceuticals
Plastics
Dyes and pigments
All of the above
Which of the following is NOT a major class of organic compounds?
Alkanes
Aldehydes
Carbohydrates
Alcohols
The general formula for alkanes, a class of hydrocarbons, is:
CnH2n
CnH2n+2
CnHn
CnHn+2
The study of carbon compounds containing benzene rings is known as:
Heterocyclic chemistry
Aromatic chemistry
Organic synthesis
Organometallic chemistry