Sec 3NA - Atomic structure & Ionic bonding

What are the subatomic particles found in an ATOM?

• Protons

• Neutrons

• Nanotrons

• Electrons

Which of the following about an ATOM is true?

• Number of protons = Number of electrons

• Number of Protons = Number of Neutrons.

• Number of Electrons = Number of Neutrons.

Which of the following is true about this atom?

• Li has 4 protons.

• Li has 4 neutrons.

• Li has 4 electrons

• Li has 7 protons.

The electronic configuration of Li is?

• 2,5

• 2,2

• 2,3

• 2,1

An atom that has gained or lost electrons is called a/an _____.

• molecule

• ion

• isotope

• element

Ionic bonds form between metals and ____.

• metalloids

• metals

• non-metals

Ionic bonds happen because of the ____ of valence electrons.

• sharing
• transfer

Tags

NGSS.HS-PS1-2

What determines how ionic bonds will form?

• Number of protons
• Mass of the atom
• Number of total electrons
• Number of valence electrons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Magnesium atom has the electronic configuration of _______. 

Magnesium atom will ____ valence electrons when forming an ionic bond.

• 2,8,2; share 2

• 2,8,2; gain 6

• 2,8,2; lose 2

• 2,8,2; gain 2

Chlorine atom has the electronic configuration of ______.

Chlorine atom _________ electron(s) to form chloride ion.

• 2,8,7; loses 7

• 2,8,7; gains 1

• 2,8,7; shares 1

• 2,8,7; shares 7