Isotopes vs. Ions

Isotopes are atoms with the same atomic number (number of ​ (a)   ), but have different mass numbers due to the different number of ​ (b)   . 

• protons
• neutrons
• neutrinos
• quarks
• electrons

The number of protons in an atom is known as the _________.

• Atomic Mass

• Atomic Number

• Atomic Particle

The number of protons + the number of neutrons in an atom is called the _________.

• Atomic Mass

• Atomic Number

• Atomic Particle

To find the number of neutrons in an isotope, subtract the number of ​ (a)   from the  ​ (b)   .

• protons
• atomic mass
• atomic number
• neutrons
• electrons

Carbon-14 has 6 protons and 6 electrons, and has ___ neutrons.

• 6

• 7

• 8

• 9

A regular or normal atom has an equal number of positive protons and negative electrons for a net charge of __.

• 0

• +1

• +8

• -8

An ____ is an atom with a positive or negative charge.

• ion

• isotope

• isomer

An ion with a positive charge is a ______.  It is "pawsitive."

Whenever you see one of these, think of Ms. Welsh's cats that she adores so dearly!

• cation

• anion

• ion

A negatively charged ion is an _____.

I like to think of onions because they make you cry!

• anion

• cation

• ion

Ions are _____ formed by changing the number of protons an atom's nucleus.  Protons ALWAYS stay the same.

• never

• always

• only

• sometimes