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Flashcards in Periodic Table - - TEST 2 Deck (39)
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1

What is the term for the place where all known elements are located?

Periodic Table

2

What is the term for atoms of the same element but with different numbers of neutrons?

Isotope

3

What is the term for an element found in one of the B groups (middle) in the periodic table?

Transition Metal

4

What is the term for the part of an atom that has no charge (neutral and are located in the nucleus?

Neutron

5

What is the term for the elements that are very reactive - occur in nature as compounds and are found in Group 1A?

Alkali Metals

6

What is the term for the vertical columns of the table?

Group

7

What is the term for the clouds that hold the electrons?

Electron shell

8

What is the term for the horizontal rows of the periodic table?

Period

9

What is the term for the elements with a full valance shells, do not react with any other atom and are in Group 8A?

Nobel Gases

10

What is the term for the elements on the far right side of the periodic table and are non lustrous, insulators and brittle?

Nonmetals

11

What is the term for the elements found on the left side of the table, are conductive of electricity and heat, are lustrous, ductile and malleable?

Metals

12

What is the term for the sum of protons and neutrons in the nucleus of the atom?

Atomic Mass

13

What is the term for an atom that has gained one or more electrons and has become negative?

Anion

14

What is the term for the elements that have both metal and nonmetal properties?

Metalloids

15

What is the term for an atom that has lost one or more electron and has become positive ?

Cation

16

What is another name for the elements that are found in Group 7A?

Halogens

17

How many electrons can the 2nd electron shell hold?

8

18

What is the name for the horizontal rows on the periodic table?

Periods

19

What is the maximum number of electrons the 1st electron shell can hold?

2

20

What is the term for a positively charged particle in the nucleus of the atom?

Proton

20

Who put together the periodic table of the elements?

Dmitri Medeleev

20

What is the term for the MOSTLY radioactive families at the bottom of the periodic table?

Lanthanides & Actinides

20

What is the term that states that every atom want to have 8 electron in its valence she'll?

Octet Rule

21

What is the term for the electrons in the outermost she'll of an atom?

Valence electron

22

What is the negatively charged particle orbiting the nucleus?

Electron

23

What is the term for group 2A on the periodic table?

Alkaline Earth Metals

24

What is the term for the number that tells you how many protons are in an atom?

Atomic number

24

Be able to use the periodic table to determine if and element is a metal, nonmetal, Metalloid, alkali metal, alkaline earth metal, transition metal, halogen, noble gas, actinide and lanthanides .

See Mrs. Krumpelman for help

25

What element has era-aluminum?

Gallium

26

What family is highly reactive with water and oxygen?

Alkali Metals