Chem 04: PEN Practice

How many protons does sulfur have?

• 32

• 16

• 48

• 12

Tags

NGSS.MS-PS1-1

What is the mass number of this element?

• 9

• 5

• 4

• 0

Tags

NGSS.MS-PS1-1

What element is pictured?

• Fluorine

• Boron

• Beryllium

• Carbon

Tags

NGSS.MS-PS1-1

An atom has 10 protons, 15 neutrons and 10 electrons what is its mass number.

• 20

• 10

• 35

• 25

Tags

NGSS.MS-PS1-1

How many electrons does this atom have?

• 2

• 4

• 6

• 10

Tags

NGSS.MS-PS1-1

An element with a mass number of 11 and an atomic number of 5 has how many neutrons?

• 11
• 5
• 6
• 16

Tags

NGSS.MS-PS1-1

What is the atomic number of the atom pictured? 

• 9
• 10
• 18
• 19

Tags

NGSS.MS-PS1-1

Look at this picture of Argon off the periodic table. Which of the following is true for this element?

• 18 protons

• 40 protons

• 22 protons

• 21.9 protons

Tags

NGSS.MS-PS1-1

An atom has 8 protons, 8 neutrons, and 10 electrons.

What is the mass of this atom?

• 8

• 16

• 18

• -2

What does the C represent?

• atomic mass
• atomic number
• element name
• chemical symbol 

Tags

NGSS.MS-PS1-1