Crash Course: General

Question 1

Stoichiometry is ….

Answer 1

Measuring chemicals that go into and come out of a given reaction

Question 2

A hydrogen atom with out its electron is called a …

Answer 2

Proton

Question 3

Covalent compounds are made up of neutral molecules. Hence, the forces of attraction are _______ than those found in ionic compounds.

Answer 3

Weaker

Question 4

These types of bonds are usually found in volatile liquids or gases

Answer 4

Covalent

Question 5

The melting and boiling points of covalent bonds are (low / high)

Answer 5

Low

Question 6

What type of medium are covalent compounds soluable in

Answer 6

Organic Solvents NOT water

Question 7

Do covalent compounds conduct electricity

Why or why not

Answer 7

No

They are made from neutral materials, not ions, and dont produce ions in the molten or aqueos solution.

Question 8

Which type of bond is a crystalline solid at room temperature

Answer 8

Ionic compound

Question 9

An oxidizing agent either (adds / removes) oxygen Or (Removes / Adds ) electrons from another substance

Answer 9

Oxidizing agent adds oxygen or Removes electrons from another element.

Question 10

scalar, a physical quantity that is completely described by its magnitude; examples of scalars.

Also 1 dimensional

Answer 10

Volume, density, speed, energy, mass, and time.

Question 11

A vector quantity isany quantity that has magnitude and direction

Give examples

Answer 11

displacement, acceleration, force, momentum, weight, the velocity of light, a gravitational field, current.

Question 12

An example of nuclear fission

Answer 12

The Sun’s energy

Question 13

An example of nuclear fusion

Answer 13

An example of nuclear fission is the splitting of Uranium-235.