Trends in the Periodic Table

Question 1

from left to right Coulombic force

Answer 1

increases

Question 2

Coulombic force increases from left to right because

Answer 2

number of protons increases

Question 3

from top to bottom Coulombic force

Answer 3

decreases

Question 4

Coulombic force decreases from top to bottom because

Answer 4

distance between nucleus and valence electrons increases

Question 5

elements with the greatest electronegativity are found

Answer 5

top right (excluding noble gases)

Question 6

elements with least electronegativity are found

Answer 6

bottom left

Answer 7

metal

Answer 8

metalloid

Answer 9

nonmetal

Answer 10

noble gas

Answer 11

atomic symbol

Answer 12

reactivity

Answer 13

Lewis dot structure

Answer 14

attraction

Answer 15

repulsion

Answer 16

element

Answer 17

property

Question 18

common properties of metals

Answer 18

all but one are solid at room temperature,
great conductors of electricity,
great conductors of heat,
ductile,
malleable,
relatively high melting and boiling points

Question 19

common properties of nonmetals

Answer 19

solids, liquids, and gases at room temperature,
poor conductors of electricity,
poor conductors of heat,
brittle
relatively low melting and boiling points

Question 20

common properties of noble gases

Answer 20

gases at room temperature,
very poor conductors of electricity,
very poor conductors of heat,
can fluoresce
melting and boiling points are close together

Question 21

common properties of metalloids

Answer 21

solids at room temperature,
ok conductors of electricity,
ok conductors of heat,
brittle,
relatively moderate melting and boiling points