WorksheetsChemical Bonding
Total questions: 24
Worksheet time: 12mins
What is the same within each group on the periodic table?
Number of electrons
Number of valence electrons
Number of atoms
What is the charge of a sodium ion with 11 protons and 10 electrons?
1-
1+
2+
An electron in the outermost energy level of an atom.
Valence Proton
Valence Electron
Atomic Number
A repeating three-dimensional pattern that forms when ions bond is called _____________.
Chemical Bonding
Ionic Bonding
Crystal Lattice
What are elements found in nature as diatomic molecules?
Compound molecules
Diatomic elements
Ions
Why can metals be shaped?
Ionic bonds
Covalent bonds
Metallic bonds
What allows metals to bond?
Overlapping outer energy levels
A low number of valence electrons
A large number of valence electrons
Atoms that do not easily lose electrons form ____________.
Valence electrons
Covalent bonds
Metallic bonds
How many electrons fill the outermost energy level of an atom?
4
6
8
The bond formed by the attraction between positively charged metal ions and the electrons around them is a(n) ________.
Chemical Bond
Metallic Bond
Covalent Bond
How are electrons in an atom organized?
Groups
Valence Levels
Energy Levels
What are the only parts of an atom that make chemical bonds?
Valence electrons
Electrons in the nucleus
Neutrons in the nucleus
The more easily an atom gains an electron, what does it release?
Atoms
Energy
Electrons
Why don't noble gases normally form chemical bonds?
They have empty outer levels
They have full outermost energy levels
They have 2 valence electrons
What ending is used for the names of negative ions formed when atoms gain electrons?
-ode
-ide
-ion
Bonds that form when atoms share one or more pairs of electrons
Molecule
Metallic bond
Covalent Bond
A bond that forms when electrons are transferred from one atom to another.
Chemical Bonding
Crystal Lattice
Ionic Bond
Charged particles that form when atoms gain or lose electrons.
Ionic Bond
Ions
Chemical Bond
Number of protons in an atom
Atomic Number
Ions
Crystal Lattice
The interaction that holds two atoms together.
Chemical Bonding
Ionic Bonding
Metallic Bonding
The smallest unit of a substance that keeps all of the properties of that substance.
Ion
Molecule
Atom
Which of the following is NOT an example of a diatomic element?
Oxygen
Nitrogen
Helium
Which allows metals to be bent, but not broken?
The number of valence electrons
Constantly moving electrons
The number of protons
Which of the following properties of metals means that it can be drawn into wires?
Electrical Conductivity
Malleability
Ductility
