Introduction to Chemical Bonding

A mutual attraction between the nucleii and the valence electrons of two different atoms that binds them together is called a

• mutual agreement

• chemical reaction

• physical change

• chemical bond

Tags

NGSS.HS-PS1-3

An ionic bond results from the electrical attraction between

• a cation and an anion

• two anions

• two cations

• three or more cations and neutral molecules

Tags

NGSS.HS-PS1-3

What is transferred in an ionic bond?

• proton

• electron

• neutron

• energy level

Covalent bonds result from two or more atoms

• combining their nucleii

• combining their inner electron shells

• transfer all valence electrons

• sharing valence electrons to achieve an octet

Tags

NGSS.HS-PS1-1

The EN of Fluorine is 4.0; the EN of Cesium is 0.7; what is the EN difference?

• 3.3

• 4.7

• there is no difference

• 0.33

What is the bond character of F₂ if the EN for each fluorine atoms is 4.0?

• 50% ionic

• 100 % ionic

• 100 % non-polar covalent

• 25% ionic

Tags

NGSS.HS-PS1-1

Usually a _________ bond forms between metals and non metals.

• covalent

• coordinate covalent

• metallic

• ionic

Usually a ___________ bond forms between two or more nonmetals.

• covalent

• ionic

• coordinate covalent

• metallic

Tags

NGSS.HS-PS1-1

The type of bonding one would expect to occur between atoms in a 14K gold ring would be

• ionic

• covalent

• metallic

• coordinate coordinate bond

If the ink of a sharpie is a nonpolar dye, then to dissolve it one would use

• a polar solvent

• water

• soap

• non polar solvent