Atomic Structure & Periodic Table Review

Front

What is the atomic number of Sodium (Na)?

Back

11

Front

How many protons are in a Sodium (Na) atom?

Back

11

Front

How many electrons are in a Sodium (Na) atom?

Back

11

Front

What is the mass of a Sodium (Na) atom?

Back

23

Front

How many neutrons are in a Sodium (Na) atom?

Back

12

Front

What are the elements along the staircase on the periodic table called?

Back

Metalloids

Front

What is the simplest substance?

Back

An element

Front

Which metal in period 3 is more reactive than magnesium?

Back

Sodium (Na)

Front

Which of the following is not a property of metals?

Back

Brittle

Front

What is the definition of an element?

Back

A pure substance that cannot be broken down into simpler substances.