Physical Science - Grade 10 – Lesson 15 – Quiz

Most of the elements on the periodic table are classified as _____.

• Metals
• Nonmetals
• Metalloids
• Periods

This class of elements are sometimes called "semiconductors."

• Metals
• Nonmetals
• Metalloids
• Groups

These are found on the Periodic Table.

• Compounds
• Elements
• Mixtures

Metals are found on the ______________ side of the periodic table.

• nonmetals

• left

• right

• metals

This group of elements have properties that are opposite those of metals. ______________________

• luster

• nonmetals

• metalloids

• metals

Elements which are shiny, conduct electricity and heat are called

• metal
• nonmetal
• metalloid
• nonexistent

The atomic number tells you what?

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

What is the element symbol for boron? 

• B
• Bo
• Bn
• W

Each element is unique based on its number of protons, also known as the...

• atomic mass
• valence number
• atomic symbol
• atomic number

The atomic number of this pictured element is

• 28
• 58.6934
• Ni
• Nickel