Organic Compounds
Which type of bond involves the sharing of electron pairs between atoms?
A) Ionic bond
B) Covalent bond
C) Metallic bond
D) Hydrogen bond
B) Covalent bond
What hydrocarbon contains a double covalent bond?
A. Alkane
B. Alkyne
C. Alkene
C. Alkene
What hydrocarbon contains a triple covalent bond?
A. Alkane
B. Alkyne
C. Alkene
B. Alkyne
Which alkane hydrocarbon contains 4 carbon atoms?
A. Methane B. Ethane C. Propane D. Butane
D. Butane
Which type of bond is formed between a metal and a nonmetal?
A) Covalent bond
B) Metallic bond
C) Ionic bond
D) Polar covalent bond
C) Ionic bond
What hydrocarbon contains a single covalent bond?
A. Alkane
B. Alkyne
C. Alkene
A. Alkane
Which of the following is the fundamental building block of organic compounds?
A. Oxygen
B. Hydrogen
C. Carbon
D. Nitrogen
C. Carbon
Which alkene hydrocarbon contains 3 carbon atoms?
A. Propene B. Butene C. Pentene D. Hexene
A. Propene
Which type of bonding is characterized by a "sea" of delocalized electrons?
A) Ionic bonding
B) Metallic bonding
C) Covalent bonding
D) Hydrogen bonding
B) Metallic bonding
What is an organic compound?
A. A compound that contains carbon atoms bonded to hydrogen atoms.
B. A compound found only in living organisms.
C. A compound that is synthetically produced.
D. A compound that does not contain carbon atoms.
A. A compound that contains carbon atoms bonded to hydrogen atoms.
What are hydrocarbons?
A. Compounds containing only carbon and hydrogen atoms.
B. Compounds containing carbon, hydrogen, and oxygen atoms.
C. Compounds containing carbon, hydrogen, and nitrogen atoms.
D. Compounds containing carbon, hydrogen, and sulfur atoms.
A. Compounds containing only carbon and hydrogen atoms.
What is the electron configuration of oxygen (O)?
A. 1s² 2s² 2p⁴
B. 1s² 2s² 2p⁵
C. 1s² 2s² 2p⁶
D. 1s² 2s² 2p³
A. 1s² 2s² 2p⁴
Which quantum number describes the shape of an orbital?
A. Principal quantum number (n)
B. Magnetic quantum number (ml)
C. Angular momentum quantum number (l)
D. Spin quantum number 1
C. Angular momentum quantum number (l)
Who proposed the "plum pudding" model of the atom, which described the atom as a positively charged sphere with negatively charged electrons embedded within it?
A. Niels Bohr
B. Erwin Schrödinger
C. J.J. Thomson
D. Ernest Rutherford
C. J.J. Thomson
Which functional group contains a hydroxyl (-OH) group?
A. Aldehyde
B. Ketone
C. Alcohol
D. Carboxylic acid
C. Alcohol
What is the condensed electron configuration of chlorine (Cl)?
A. [Ne]3s²3p⁵
B. [He]2s²2p⁵
C. [Ar]4s²3d¹⁰4p⁵
D. [Ne]3s²3p⁶
A. [Ne]3s²3p⁵
Which of the following is a characteristic of ionic compounds?
A. Low melting and boiling points
B. Formed by sharing of electrons
C. Poor electrical conductivity in the solid state
D. Often soluble in nonpolar solvents
D. Often soluble in nonpolar solvents
Who proposed the quantum mechanical model of the atom, which describes the probability of finding an electron in a specific region of space?
A. Niels Bohr
B. Erwin Schrödinger
C. J.J. Thomson
D. Ernest Rutherford
B. Erwin Schrödinger
The pleasant aroma of perfumes is often attributed to the presence of a specific functional group.
Which functional group is responsible for the fragrant nature of perfumes?
A. Alcohol
B. Amide
C. Ester
D. Ether
C. Ester
Which of the following compounds is most likely to be ionic?
A. CO₂ B. H₂O C. NaCl D. CH₄
C. NaCl