Chemical Bonds

Valence Electrons

100

How many valence electrons does tin (Sn) have?

4 valence electrons

200

How many valence electrons does Boron have?

3 valence electrons

300

How many valence electrons are in the electron configuration 1s²2s²2p⁶3s²3p^6?

8 valence electrons

400

What is the valence shell?

The outermost shell of electrons around an atom.

500

What can atoms do to electrons so that each atom obtains a noble gas configuration?

Atoms lose, gain or share electrons

Bonds

100

What type of bond shares electrons?

Covalent bonds

200

What type of bond forms when electrons are transferred from metal to nonmetal atoms

Ionic bond

300

What type of covalent bond has electrons shared unequally?

Polar Covalent Bonds

400

What term best describes the smallest whole number repeating ratio of ions in an ionic compound?

A unit cell

500

What type of bond does Lithium and Fluorine have?

Ionic Bond

Structures

100

What VSEPR shape has 4 steric bonds and 2 lone pairs?

Bent or Angular

200

Draw the Lewis Dot structure for Na and S

Check with teacher

300

A double covalent bond is formed by how many electrons?

4 electrons

400

What type of intermolecular force joins adjacent water molecules?

Hydrogen Bonding

500

What is an ion?

Atoms that have a positive or negative charge

Cations: Positive

Anions: Negative

Formulas

100

What is the correct formula for the ionic compound between Ca and I?

CaI₂

200

What is the formula of a sulfite ion?

SO₃^2-

300

What is the formula for Copper (II) Chloride?

CuCl₂

400

What is the formula for trinitrogen tetroxide?

N₃O₄

500

What is the formula for Ammonium Nitrite?

NH₄(NO₂)

Names

100

What is the compound name for Li and P?

Lithium Phosphide

200

What is the compound name for CTe₂

Carbon Ditelluride

300

What is the compound name for N₂O₃?

Dinitrogen Trioxide

400

What is the compound name for Mn₂O₃?

Manganese (III) Oxide

500

What is the name for Fe(NO₃)₃

Iron (III) Nitrate