Unit 3 Review 2024

Front

Elements which are shiny, conduct electricity and heat are called

Back

metal

Front

How many electrons can the 1st level hold?

Back

2

Front

Which element is not a metal?

Back

B (Boron)

Front

The atomic number is the same as

Back

Protons & Electrons

Front

Elements in a ..................have similar chemical properties.

Back

group

Front

What is the definition of a metal?

Back

A metal is a substance that is typically hard, shiny, and a good conductor of heat and electricity.

Front

What is the maximum number of electrons in the second energy level?

Back

8

Front

What is the difference between metals and nonmetals?

Back

Metals are typically shiny, malleable, ductile, and good conductors, while nonmetals are usually dull, brittle, and poor conductors.

Front

What is an example of a metalloid?

Back

Silicon (Si)

Front

What does the atomic number represent?

Back

The number of protons in the nucleus of an atom.