Atomic Structure

What is the atomic number?

• 35

• 18

• 17

• 52

Tags

NGSS.MS-PS1-1

How many protons and electrons does this element have?

• 35

• 18

• 17

• 52

Tags

NGSS.MS-PS1-1

How many neutrons does Chlorine have?

• 18

• 17

• 35

• 52

Tags

NGSS.MS-PS1-1

What is the atomic mass of Neon?

• 10

• 20

• 30

Tags

NGSS.MS-PS1-1

How many neutrons does calcium have?

• 20

• 40

• 60

• 0

Tags

NGSS.MS-PS1-1

What is the atomic mass of Arsenic?

• 33

• 107

• 75

Tags

NGSS.MS-PS1-1

The number in the upper corner of an element tile (7 for nitrogen) is called _____

• the proton number
• the atomic number
• the electron number
• the mass number

Tags

NGSS.MS-PS1-1

For a given element, the atomic number indicates the number of _____

• protons in the nucleus
• neutron in the nucleus
• electrons in the atom
• nucleons in the atom

Tags

NGSS.MS-PS1-1

If an atom contains exactly three protons, then it's an atom of _____

• lithium
• gold
• nitrogen
• carbon

Tags

NGSS.MS-PS1-1

For an atom to be electrically neutral, it must contain the same number of _____

• protons and neutrons
• neutrons and electrons
• protons and electrons
• nucleons and electrons