Categories and Classifications of the Elements of the Periodic Table

Question 1

Representative elements (groups 1A-7A) display a wide range of physical & chemical properties.

Accepted Answer

True

Question 2

Periods...

Accepted Answer

all are correct

Question 3

Noble gases don't react much because . . .

Accepted Answer

they have a full valence shell

Question 4

Which of the following representative elements are the most reactive?

Accepted Answer

alkali metals

Question 5

What element matches this configuration?: [Ar] 4s23d5

Accepted Answer

Manganese

Question 6

Select the correct electron configuration for the element: Silicon (Si)

Accepted Answer

1s22s22p63s23p2

Question 7

If an element is a poor conductor, but has high luster and is hard it is likely a

Accepted Answer

metalloid

Question 8

The combination of the S block and P block are collectively called:

Accepted Answer

representative elements

Question 9

The modern periodic table is credited to whom?

Accepted Answer

Mendeleev

Question 10

Transition elements appear in. . .

Accepted Answer

main body of the periodic table

Question 11

How are elements organized in the Periodic Table?

Accepted Answer

By atomic number

Question 12

What representative element is in group 2A?

Accepted Answer

alkaline earth metals

Question 13

True or False: Nonmetals make up the majority of the periodic table

Accepted Answer

False

Question 14

Groups in the periodic table typically have the same:

Accepted Answer

properties

Question 15

Metals generally . . .

Accepted Answer

Are good conductors of electricity and heat.

Question 16

What elements are highlighted in light blue?

Accepted Answer

Transition metals

Question 17

Which of the representative elements are in group 7A?

Accepted Answer

halogens

Questions 17