Ionic Lewis Dot Diagrams

What is the correct Lewis electron-dot structure for the compound magnesium fluoride, (MgF₂)?

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Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many valence electrons should Magnesium have in its Lewis dot model?

• 1

• 2

• 3

• 4

What is the goal of the Lewis Dot Structure?

• To determine the electron position.

• To show the element's valence electrons & bonding capabilities.

• To find the atomic mass of an element.

• To search for the number of electrons in an individual atom.

Tags

NGSS.HS-PS1-2

What is the correct Lewis electron-dot structure for the compound sodium chloride, (NaCl)?

• A) Na:Cl

• B) Na+:Cl-

• C) Na:Cl-

• D) Na+:Cl

How many valence electrons should Chlorine have in its Lewis dot model?

• A) 5

• B) 6

• C) 7

• D) 8

What is the purpose of using Lewis Dot Diagrams in ionic compounds?

• A) To show the atomic mass of elements

• B) To illustrate the transfer of electrons

• C) To display the nucleus of atoms

• D) To calculate the number of protons

Which of the following elements will likely form an ionic bond with Magnesium?

• A) Oxygen

• B) Nitrogen

• C) Carbon

• D) Neon

In the formation of the ionic compound calcium oxide (CaO), how many electrons are transferred from calcium to oxygen?

• A) 1

• B) 2

• C) 3

• D) 4

Tags

NGSS.MS-PS1-5

What is the charge on the ion formed by Aluminum in its ionic compounds?

• A) +1

• B) +2

• C) +3

• D) +4

Which of the following is a correct representation of the Lewis dot structure for the ionic compound potassium bromide (KBr)?

• A) K:Br

• B) K+:Br-

• C) K:Br-

• D) K+:Br