Unit 5 - Periodic Table

Question 1

The scientist who coined the term "periodic law"

Accepted Answer

Moseley

Question 2

What is a valence electron?

Accepted Answer

electrons in the outermost energy level

Question 3

Which of the following is not a property of metals

Accepted Answer

poor conductor

Question 4

Which family contains the most stable elements on the periodic table?

Accepted Answer

noble gases

Question 5

Which family contains the most active metals?

Accepted Answer

alkali

Question 6

Which element would have similar properties to Mg?

Accepted Answer

Ca

Question 7

Periodic law states that when elements are arranged by atomic ___; there is a repeating pattern

Accepted Answer

number

Question 8

Which family has seven valence electrons?

Accepted Answer

halogens

Question 9

How many valence electrons are in Silicon? (Si)

Accepted Answer

4

Question 10

True or False. Metalloids are the same as metals

Accepted Answer

False

Question 11

Elements in the same family have the same properties.

Accepted Answer

False

Question 12

The scientist who arranged elements on the periodic table by increasing atomic mass

Accepted Answer

Mendeleev

Questions 12