chem exam 2

Question 1

periodic table!!!

Answer 1

increasing EN and ionization upward left
increasing EN and ionization going right top
increasing atomic radius right ownward

Question 2

types of reactions

Answer 2

combustion, double replacement, single replacement, synthesis

Question 3

number naming

Answer 3

mon di tri tetra

Question 4

what’s bond angle H2O

Answer 4

104.5*

Question 5

conductors best to worst

Answer 5

metallic
ionic
covalent

Question 6

electrons relationships

Answer 6

ionic- NM take valence electrons from the M
covalent- shares valence electrons
metallic- sea of electrons

Question 7

sort from most to least electronegative

Answer 7

in order of distance from upper right corner of pd

Question 8

define ionization energy

Answer 8

the energy necessary to remove one electron

Question 9

define atomic radii

Answer 9

the distance between the nucleus and valance electrons

Question 10

define electronegativity

Answer 10

the attraction of an atom w/in a bond

Question 11

types of decay

Answer 11

gamma: nuclear equation has 0
alpha: nuclear equation has 4/2
beta: nuclear equation has -1