Unit one Test Review - Periodic Table

Question 1

A column on the periodic table can also be called a ________ or a ___________.

Accepted Answer

group / family

Question 2

Groups on the periodic table are arranged

Accepted Answer

Vertically

Question 3

How are elements in the periodic table organized?

Accepted Answer

Based on physical and chemical properties

Question 4

What is the correct list of Metalloids?

Accepted Answer

Si, Ge, Te, As, Po, Sb, B

Question 5

Metallic Character

Accepted Answer

All of the above

Question 6

Which has a smaller ionization energy, S or P? why?

Accepted Answer

P, less effective nuclear charge

Question 7

Which group of elements will most likely react with oxygen?

Accepted Answer

Alkaline-earth metals

Question 8

Fluorine has a very small atomic radius because....

Accepted Answer

The protons pull the valence shell very close

Question 9

The ionic radius of a nonmetal is ________ than the atomic radius of the parent atom.

Accepted Answer

larger

Question 10

Who has the larger atomic radius, Boron or Fluorine?

Accepted Answer

Boron

Question 11

Which accurately describes nonmetals?

Accepted Answer

Poor conductors of electricity

Question 12

Which group of metals on the periodic table is the most reactive?

Accepted Answer

Alkali metals

Question 13

Most elements on the periodic table are classified as __________.

Accepted Answer

Metals

Question 14

Looking at a Periodic Table and knowing properties of metals, nonmetals and metalloids? Which statement is true?

Accepted Answer

lithium is malleable and conducts electricity

Question 15

This group is named _________ because they have a tendency to form salts with group 1 elements and have -1 charge.

Accepted Answer

Halogens

Question 16

Which pair of elements would have similar properties due to the position in the periodic table?

Accepted Answer

Copper (Cu), Gold (Au)

Question 17

Which of these elements would have the highest electronegativity?

Accepted Answer

Oxygen

Question 18

Periodic Trends: Electronegativity tends to..... because of ........

Accepted Answer

decrease as you go down a group, more energy levels, increase as you go across a period, a more effective nuclear charge.

Question 19

Electronegativity is a measure of....

Accepted Answer

How much an atom pulls on electrons in a bond

Question 20

Which group includes some of the most familiar elements like nickel, iron, and copper?

Accepted Answer

Transition metals

Question 21

Ionization energy is:

Accepted Answer

The energy to remove an electron

Question 22

Properties of alkali metals:

Accepted Answer

all of these are properties

Question 23

Which group of elements on the periodic table are all gases at room temperature?

Accepted Answer

Noble gases

Question 24

As atoms of elements in Group 16 are considered from top to bottom, the electronegativity....

Accepted Answer

decreases

Question 25

Which properties most accurately describe the element silicon (Si)?

Accepted Answer

Semi or weak conductor of electricity, solid at room temperature

Question 26

Electronegativity increase across a period with increasing atomic number. Why?

Accepted Answer

Greater Nuclear Charge

Question 27

Periodic Trends: The atomic radius of elements

Accepted Answer

increase as you go down a group due to more energy levels, decrease as you go across a period due to more protons.

Question 28

Metallic Character is...

Accepted Answer

The ease with which an atom loses electrons and becomes positive

Question 29

Define non-metallic Character

Accepted Answer

Tendency of an element to accept electrons and form negative ions or anions

Question 30

Who organized the first periodic table based the elements' atomic masses?

Accepted Answer

Mendelev

Question 31

Periodic Trends: Ionization energy tends to

Accepted Answer

increase as you go across a period, decrease as you go down a group

Question 32

What are properties of halogens?

Accepted Answer

“Salt Producers”, Can exist as solid or liquid

Question 33

Which of the following has the highest electronegativity

Accepted Answer

F

Question 34

Elements on the modern periodic table are arranged according to their _________.

Accepted Answer

atomic numbers

Question 35

Properties of alkaline Earth metals?

Accepted Answer

all of the above

Question 36

Why does Caesium have such a large atomic radius?

Accepted Answer

Because it has lot of electron shells

Question 37

The ionic radius of a metal is __________ than the atomic radius of the parent atom.

Accepted Answer

smaller

Question 38

Which group of elements is un-reactive?

Accepted Answer

Noble Gases

Question 39

Each horizontal row on the periodic table is called what?

Accepted Answer

Period

Question 40

Rank based on decreasing metallic character:

Accepted Answer

K>Ca>Sc>Ti

Question 41

How many periods are there in the periodic table?

Accepted Answer

7

Question 42

Arrange the following elements to the increasing order of their metallic character along a period.

Accepted Answer

S < P < Si< Al

Unit one Test Review - Periodic Table

Questions 42

Unit one Test Review - Periodic Table

Questions 42