ps midterm part 2

Question 1

alkaline earth metals are in group

Accepted Answer

2

Question 2

ionic bonds come from elements that are ____to/from each other on the periodic table

Accepted Answer

far

Question 3

Argon =

Accepted Answer

Ar

Question 4

the iron triad consists of these 3 elements

Accepted Answer

cobalt iron and nickel

Question 5

scientist that discovered the electron

Accepted Answer

thomson

Question 6

the mass of protons are measured in grams

Accepted Answer

False

Question 7

beryllium has the same period and group number

Accepted Answer

True

Question 8

P =

Accepted Answer

Phosphorus

Question 9

oxygen is on period 2 and in group 16

Accepted Answer

True

Question 10

potassium has 19 neutrons

Accepted Answer

False

Question 11

hydrogen has zero neutrons

Accepted Answer

True

Question 12

when a solid goes directly into a gas

Accepted Answer

sublimation

Question 13

scientist that discovered the neutron

Accepted Answer

Chadwick

Question 14

H =

Accepted Answer

hydrogen

Question 15

when a metal can be hammered into a thin wire

Accepted Answer

ductile

Question 16

vertical row on the periodic table

Accepted Answer

group

Question 17

Electrons are very heavy

Accepted Answer

False

Question 18

the oxidation number of oxygen

Accepted Answer

-2

Question 19

elements that have both characteristics of metals and nonmetals

Accepted Answer

metalloids

Question 20

horizontal row on the periodic table

Accepted Answer

period

Question 21

the valence number of chlorine is

Accepted Answer

7

Question 22

all noble gases have this oxidation number

Accepted Answer

0

Question 23

Calcium =

Accepted Answer

Ca

Question 24

carbon is on the first period

Accepted Answer

False

Question 25

when a metal can be shaped with a hammer

Accepted Answer

malleable

Question 26

scientist that created the periodic table

Accepted Answer

mendellev

Question 27

nonmetals tend to gain electrons and take on this charge

Accepted Answer

negative

Question 28

scientist that discovered the proton

Accepted Answer

rutherford

Question 29

the father of chemistry

Accepted Answer

lavosier

Question 30

on the periodic table the number that represents the mass of the element

Accepted Answer

atomic mass

Question 31

elements located to the right of the staircase

Accepted Answer

nonmetals

ps midterm part 2

Questions 31

ps midterm part 2

Questions 31