Ions

What do you call charged atoms?

• ions

• protons

• neutrons

• electrons

Tags

NGSS.MS-PS2-3

Which subatomic particle is added or removed to form an ion?

• nucleus

• proton

• electron

• neutron

Tags

NGSS.MS-PS1-5

What do you call positively charged ions?

• iota

• anion

• cation

• atoms

What do you call negatively charged ions?

• atoms

• ions

• cations

• anions

How many electrons will an atom lose to produce a +2 ion?

• 0

• 1

• 2

• 3

How many protons will an atom lose to produce a –2 ion?

• 0

• 1

• 2

• 3

If the calcium ion has 20 protons and 18 electrons, what is the net charge?

• -2

• -1

• +2

• +1

What happened if neutral element X became X2-?

• Element X lost 2 electrons and became an anion.

• Element X lost 2 electrons and became a cation.

• Element X gained 2 electrons and became an anion.

• Element X gained 2 electrons and became a cation.

Tags

NGSS.MS-PS1-2

How many protons, neutrons, and electrons are in the Calcium ion shown here?

Calcium has an atomic number of 20, and atomic mass of 40.

• 20, 20, 18

• 20, 20, 20

• 20, 18, 20

• 18,20,20

Tags

NGSS.MS-PS1-1

How many protons, neutrons, and electrons are in this Fluroine ion?

• 9,10,9

• 10,10,9

• 9,10,10

• 10,9,9

Tags

NGSS.MS-PS1-1