Chemical Bonding

What is the same within each group on the periodic table?

• Number of electrons

• Number of valence electrons

• Number of atoms

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

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

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

A repeating three-dimensional pattern that forms when ions bond is called _____________.

• Chemical Bonding

• Ionic Bonding

• Crystal Lattice

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NGSS.HS-PS1-3

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

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

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