Chemistry Unit 5 Review

Question 1

We would predict Manganese to have a higher IE compared to its neighbors because of what trait

Accepted Answer

Half full d level

Question 2

Which group can either gain or lose electrons?

Accepted Answer

Metalloids

Question 3

Which is more reactive?

Accepted Answer

Fluorine (F)

Question 4

At some points on the table, Mendeleev noticed large increases in mass. He therefore predicted

Accepted Answer

An element is missing

Question 5

As we remove electrons, we expect ionization energy for subsequent electrons to

Accepted Answer

increase

Question 6

The most reactive Halogen is

Accepted Answer

F

Question 7

What name do we give electrons in outer level?

Accepted Answer

Valence

Question 8

Higher ionization energy is more common in

Accepted Answer

Nonmetals

Question 9

Where are the actinide and lanthinide series?

Accepted Answer

f block

Question 10

Which noble gas does not have a full octet?

Accepted Answer

He

Question 11

The most reactive group 1A element is

Accepted Answer

Fr

Question 12

Where are the transition metals?

Accepted Answer

d block

Question 13

What does an octet mean?

Accepted Answer

Full Valence Layer

Question 14

We call the vertical columns on the periodic table what?

Accepted Answer

Group

Question 15

What are the Main Group Elements?

Accepted Answer

s and p blocks

Question 16

Where are the Halogens?

Accepted Answer

Group 7A

Question 17

Which trend does not match up with the other trends below (arrows go the same way)

Accepted Answer

Atomic Radius

Question 18

Which has higher ionization energy?

Accepted Answer

Boron (B)

Question 19

The main factor affecting size of an atom

Accepted Answer

Energy Levels

Question 20

Which is more electronegative?

Accepted Answer

Potassium (K)

Question 21

Electronegativity is

Accepted Answer

Attraction to electrons (tug of war)

Question 22

Which has the higher Atomic Radii?

Accepted Answer

Arsenic (As)

Question 23

Atomic radius increases

Accepted Answer

up to down, right to left

Question 24

If you were to add an electron to a Halogen, the resulting atom would be

Accepted Answer

More stable

Question 25

What is defined as the energy it takes to remove an electron from an atom?

Accepted Answer

Ionization Energy

Question 26

What is the least reactive group of elements?

Accepted Answer

8A Elements

Question 27

Which of the following is an equation representing a neutral metal gaining an electron?

Accepted Answer

A + energy + e- --> A-

Question 28

What is defined as the energy change when GAINING an electron?

Accepted Answer

Electron Affinity

Question 29

What is atomic number?

Accepted Answer

Number of Protons

Question 30

How did Mendeleev arrange the periodic table?

Accepted Answer

Atomic Mass

Question 31

Mosely (using the results of his x-ray experiment) rearranged the periodic table by what?

Accepted Answer

Atomic Number

Question 32

Where are the alkali metals?

Accepted Answer

Group 1A elements

Question 33

Which has higher electron affinity?

Accepted Answer

Bromine (Br)

Chemistry Unit 5 Review

Questions 33

Chemistry Unit 5 Review

Questions 33