The Periodic Table

how many protons does hydrogen have?

• 1

• 3

• 1.008

• 7

what group in the periodic table is the most reactive and which group is least reactive? hint: THERE IS TWO ANSWERS.

• group 1

• group 10

• group 5

• group 18

how many elements are there on the periodic table?

• 55

• 118

• 209

• 78

is there is a zigzag line that seperates non-metals and metals?

• Yes

• No

which of these elements is a metalloid?

• boron

• platinum

• oxygen

• sodium

What does LI stand for?

• lithium

• lithuim

• lawrencium

• linthium