ELEMENT ASSESSMENT

Name

Date

Period

Write either the chemical symbol or name of the element next to the question.

1) H

2) Helium

3) Lithium 17) Phosphorous

4) Beryllium 18) Hg

5) B 19) Na

6) Carbon 20) Iron

7) Sulfur 21) Calcium

8) Ar 22) Ne

9)Co 23) Flourine

10) Gold 24) Si

11) Silver 25) Copper

12) Aluminum 26) N

13) U 27) O

14) Sn 28) Mg

15) Potassium 29) Ni

16) Cl 30) Bromine

31) Atomic Number is the number of ______in an element.

32) An element that has a charge because it has lost or gained electrons is called a/an ______.

33) When two of the same atoms have a different number of neutrons, they are called ______.

34) A pure substance that can’t be separated into smaller substances is called a/an ______.

35) A combination of two or more elements that are chemically combined is called a/an ______.

36) The smallest part of an element is called a/an ______.

37) The smallest part of a compound is called a/an ______.

38) An atom that has the same number of protons as it does electrons is said to be a ______atom.

39) How many protons does an atom of Lithium have? ______

40) How many neutrons does Lithium have? ______.