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Ionic Formative

Posljednje ažuriranje 7 months ago

8

Obavezno

1

Obavezno

1

Obavezno

1

Obavezno

1

Obavezno

1

Obavezno

1

Obavezno

3

Obavezno

1

Pitanje 1

1.

Number 5 in the diagram below would be an appropriate Lewis Dot structure for which atoms? Check all that apply.

Sr

P

Xe

N

Cl

Li

Ga

Pitanje 2

2.

Calcium has 2 valence electrons. What charge is Calcium when it becomes an ion?

+1

+2

+3

-1

-2

-3

Pitanje 3

3.

If an atom gains 2 electrons, what charge does it become?

+1

+2

+3

-1

-2

-3

Pitanje 4

4.

What is wrong with this model? Select all that apply

The arrow is going the wrong direction

Another F needs to be added

F has an incorrect number of dots

Another arrow from Be to a different F needs to be added

Be has an incorrect number of dots

Nothing is wrong

Pitanje 5

5.

What is wrong with this model? Select all that apply

Nothing is wrong

Not enough arrows

Al has an incorrect number of dots

Too many arrows

The arrows are going the wrong direction

N has an incorrect number of dots

Pitanje 6

6.

What is the correct formula for Mg & Cl

MgCl₂

MgCl

Cl₂Mg₂

Mg₂Cl

Mg₇Cl₂

Pitanje 7

7.

Model how electrons are transferred between Na and Se. What is the formula?

Pitanje 8

8.

Drag the property/description to the correct type of bond.

electrons are transferred
Sometimes dissolves in water
electrons are shared
High melting point
Low Conductivity
High conductivity
Low melting point
Easily dissolves in water
Between metals and nonmetals
Between 2 or more nonmetals

Ionic
Covalent