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This set of MCQs helps you brush up on important chemistry topics and prepare you to dive into skill practice.
When electrons cannot be gained or lost, they are _________.
Lost
Shared
Transformed
Break
A _______ bond is a bond where atoms share valence electrons.
Ionic
Non metallic
Covalent
Metallic
Covalent molecules vary in strength based on the number of _______ that form between atoms.
Compounds
Bonds
Atoms
Molecule
The combination of atoms formed in a covalent bond is called a ________.
Element
Formula unit
Molecule
Model
True or false: Covalent bonding can take place between atoms of the same element.
True
False
Covalent bonds always form between nonmetals and ____________.
Elements
Non metals
Metals
Metalloids
What is a chemical bond that involves sharing a pair of electrons between atoms in a molecule?
Ion
Cation
Covalent bond
Ionic bond
Covalent chemical bonds where two lobes of one involved electron orbital overlap two lobes of the other is a ____.
Ionic Bond
Covalent Bond
Pi Bond
Sigma Bond
