Teacher-Made-Test

Grade:

 

 Teacher Made Test

Name: _________________________                               Period: _____                   Date: _____________________

Matching (5 pts. Each)

Directions: Read each definition first. At your best of your knowledge place the vocabulary word LETTER on their proper definition.

A.)   Element	B.)   Pure Substance	C.)   Mixture	D.)   Metalloid
E.)    Non mental	F.)    Solvent	G.)   Compound	H.) Metal

11.)    _____ in a solution, the substance in which the solute dissolves.

22.)    _____ a combination of two of more substance that are not chemically combined.

33.)    _____ a sample of matter, either a single element or a single compound, that has definite chemical and physical properties.

44.)    _____ an element that is shiny and that conducts heat and electricity well.

55.)    _____ an element that has properties of both metals and nonmetals.

66.)    _____ an element that conducts heat and electricity poorly.

77.)    _____ a substance that cannot be separated or broken down into simpler substances by chemical means.

88.)    _____ a substance made up of atoms of two or more different elements joined by chemical bonds.

Multiple Choices (10 pts. Each)

Directions: Circle the best answer.

19.)    How many different types of atom are there in an element?

A.)   One               B.) Two                 C.) More than two

210.)    How many different elements are there in a compound?

A.)   One               B.) Always two  C.) Two or more

311.)    Is water an element, compound or mixture?

A.)   Element       B.) Compound   C.) Mixture

412.)    Mixtures are elements that are?

A.)   Not chemically joined            B.) Chemically joined      C.) Answer is not stated

Critical Thinking (40 pts)

Directions: Answer the question to the best of your ability.

113.)    A jar contains sample of the elements carbon and oxygen. Does the jar contain a compound? Explain your answer below.

___________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________.

Extra credit

Directions: Draw the element and find the number of electrons.

114.)    Sodium

a.       Proton: 11

b.      Neutron: 12

c.       Electron: ___

Draw you the sodium element here. A circle has been done for you.

Teacher Made Test Sample 1

Teacher Made Test Sample 2