Ch. 4 HW Quiz 2

Identify the subatomic particles in an atom.

a

b

c

Proton

Neutron

Electron

Tags

NGSS.MS-PS1-1

Match each subatomic particles to their correct charge.

• Neutral

• Neutron

• Negative

• Proton

• Positive

• Electron

​ (a)   and ​ (b)   have a mass of 1 AMU (atomic mass unit), but ​ (c)   have almost no mass.

• Protons
• Neutrons
• Electrons

Tags

NGSS.HS-PS1-7

NGSS.HS-PS1-8

Match the cause to each effect.

• Change in neutrons

• An atom with an electrical charge - ion

• Change in electrons

• Different element

• Negatively charged atom

• An atom of an element with a different mass - an isotope

• Change in protons

• Anion

• Positively charged atom

• Cation

Tags

NGSS.MS-PS2-3

Identify the components of the notation of an atom.

a

b

c

d

element symbol

atomic number

charge

atomic mass

Tags

NGSS.MS-PS1-1

Match how to solve for each component of an atom.

• protons - electrons

• protons

• protons + neutrons

• charge

• mass - protons

• mass

• atomic number, element symbol

• neutrons

Tags

NGSS.MS-PS1-1

What is the mass of an atom that contains 26 protons, 26 electrons and 19 neutrons?

• 26

• 45

• 52

• 71

Tags

NGSS.MS-PS1-1

An atom with 2 protons, 3 neutrons, and 4 electrons has a charge of ____.

• +2

• -2

• +3

• 0

Tags

NGSS.MS-PS1-1

How many neutrons does this bromine atom have?

• 35

• 45

• 80

• 115

Tags

NGSS.MS-PS1-1

How many electrons does this magnesium ion have?

• 24

• 12

• 10

• 14

Tags

NGSS.MS-PS1-1