Periodic Table

Front

How many neutrons are in an atom of Sodium (Na)?

Back

12

Front

The identity of an element on the periodic table is determined by the number of _______.

Back

protons

Front

When an atom gives away an electron, it becomes __________.

Back

a positive ion.

Front

An atom that has the same number of protons but different numbers of neutrons is an _______________.

Back

isotope

Front

The atomic number of an element increases from left to right across the periodic table. True or False?

Back

True

Front

What is the atomic number of Sodium (Na)?

Back

11

Front

What is the charge of a negative ion?

Back

Negative

Front

What do you call the vertical columns in the periodic table?

Back

Groups or Families

Front

What is the term for elements that have similar properties and are in the same group?

Back

Group or Family

Front

What is the main difference between an atom and an ion?

Back

An ion has a charge due to the loss or gain of electrons.