18 Questions
What type of chemical bond is characterized by a transfer of electrons?
Ionic bond
Which type of bond involves the sharing of valence electrons?
Covalent bond
What dictates how electrons are distributed in covalent bonds?
Differences in electronegativity
Which type of bond is characterized by weak interactions between polar molecules?
Hydrogen bond
What dictates whether a molecule is hydrophilic or hydrophobic based on its interaction with water?
Polarity
In a chemical reaction, what influences the extent to which the reaction occurs?
Temperature, reactant concentration, catalyst availability
What is the smallest unit of matter that retains the property of an element?
Atoms
Which type of bond involves the sharing of electrons between atoms?
Covalent bond
How does hydrogen bonding affect the properties of water?
Increases boiling point
Which type of bond is responsible for holding together the atoms in a water molecule?
Covalent bond
What type of interactions can be found in molecules according to Table 2.1?
Electrostatic interactions
Which chemical reaction involves combining two atoms by sharing electrons?
Synthesis reaction
What is an ion?
An atom with a different number of protons than electrons
Which statement is true about isotopes?
They have the same atomic number but different mass numbers
What type of bond involves the sharing of electrons between atoms?
Covalent bond
What is the property of water that allows it to form hydrogen bonds with other molecules?
Polarity
What defines a chemical reaction?
Rearrangement of atoms to form new substances
Which type of bond is formed between a metal and a non-metal?
Ionic bond
Learn about the biologically important chemical bonds such as ionic bond, covalent bond, and hydrogen bond. Understand how ionic bonds are characterized by the transfer of electrons, while covalent bonds involve the sharing of valence electrons between atoms.
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