chem review

What is in an atom?

• Protons and Neutrons

• Protons, Neutrons, and Electrons

• Protons and Electrons

• Neutrons and Electrons

What is in the nucleus of the atom?

• Protons, Neutrons, and Electrons

• Protons

• Protons and Neutrons

• Neutrons

Rows on the period table are called _____ while columns are called _____.

• groups, families
• groups, periods
• periods, groups
• families, groups

Tags

NGSS.HS-PS1-1

The positive particles of an atom are

• electrons

• positrons

• neutrons

• protons

Particles in an atom that are neutral and have no charge are

• negatrons

• electrons

• neutrons

• protons

What does the 1.00794 stand for?

• Hydrogen

• atomic number

• atomic mass

• atomic explosion

Tags

NGSS.HS-PS1-1

Each column in the periodic table is called a 

• period
• group
• cluster
• unit

The atomic number tells you what?

• number of electrons
• number of protons
• number of neutrons
• both electrons and protons in an atom.

Elements which are shiny, conduct electricity and heat are called

• metal
• nonmetal
• metalloid
• nonexistent

In the modern periodic table elements are arranged by:

• atomic mass
• atomic number
• valence electrons
• number of isotopes