Periodic Table TEST Review

Question 1

What is the same within each group on the periodic table?

Accepted Answer

number of valence electrons

Question 2

A charged particle that forms when an atom or group of atoms gains or loses one or more electrons

Accepted Answer

ion

Question 3

Which group doesn't generally lose or gain electrons

Accepted Answer

Noble Gases

Question 4

Elements in the same ________ have similar properties

Accepted Answer

group

Question 5

Semiconductors

Accepted Answer

metalloid

Question 6

Brittle and Dull are properties of _____________

Accepted Answer

non metals

Question 7

Arranged the elements by increasing Atomic masses

Accepted Answer

Mendeleev

Question 8

Easily dented hammered and rolled into sheets

Accepted Answer

Malleable

Question 9

Unreactive (inert) gases that are found in light bulbs

Accepted Answer

noble gases

Question 10

Ductile, Malleable, Shiny and Good conductors are all properties of ____________.

Accepted Answer

metals

Question 11

Group 17 period 3

Accepted Answer

Cl

Question 12

Metals that lose electrons to become positive

Accepted Answer

cation

Question 13

Most are Poisonous, Fairly reactive and Used in Disinfectants

Accepted Answer

Halogens

Question 14

Very reactive!!!

Accepted Answer

Alkali Metals

Question 15

Aluminum has a charge of

Accepted Answer

3+

Question 16

Electrons in the outermost energy level, used for bonding

Accepted Answer

valence

Question 17

A vertical column of elements on the periodic table is called a(n)

Accepted Answer

group

Question 18

Which group has 3 valence electrons

Accepted Answer

Boron group

Question 19

The elements properties change from left to right across a ____________.

Accepted Answer

period

Question 20

Sodium ion gives away one electron to have a charge of

Accepted Answer

1+

Questions 20