Atomic Mass/Number Exit Ticket

What is the atomic number of this atom?

• 1
• 3
• 4
• 7

Tags

NGSS.MS-PS1-1

What is the mass number of this atom?

• 1

• 3

• 4

• 7

Tags

NGSS.MS-PS1-1

What is the atomic number of Nickel (Ni)? (enlarge the periodic table)

• 110

• 28

• 46

• 78

Tags

NGSS.MS-PS1-1

How many protons are in a sodium (Na) atom? (tap to enlarge the periodic table)

• Sodium has 12 protons.

• Sodium has 23 protons.

• Sodium has 11 protons.

• Sodium has 34 protons.

Tags

NGSS.MS-PS1-1

An element has the mass number 48 and atomic number 22. The number of neutrons in it is:

• 26

• 22

• 48

• 70