Periodic Table of Elements

Question 1

Used to build strong bones, manufacturing cement, and blackboard chalk.

Accepted Answer

Calcium

Question 2

This is the only one of two elements, the other Mercury, that is a liquid at room temperature.

Accepted Answer

Bromine

Question 3

This element has got an atomic number of 28

Accepted Answer

Ni

Question 4

Mr. Hense is

Accepted Answer

Weird, Crazy, So smart, Amazing

Question 5

What is the element with atomic number 13?

Accepted Answer

Aluminum

Question 6

Used to poison animals and found in pesticides.

Accepted Answer

As

Question 7

This element has an atomic number of 47 and mass number of 108.

Accepted Answer

Ag

Question 8

Causes reductions in children's cavities, with a mass number of 19

Accepted Answer

F

Question 9

Used as fertilizer and found in ammonia, cyanide, explosives, & nitroglycerin

Accepted Answer

N

Question 10

What element has the symbol Mg?

Accepted Answer

Magnesium

Question 11

What is the element in the 4th period and the 6th family?

Accepted Answer

Cr

Question 12

What is the element with an atomic number 34

Accepted Answer

Selenium

Question 13

What element has a Mass Number of 86?

Accepted Answer

Rb

Question 14

Element used in gunpowder, medicine, smells like rotten eggs.

Accepted Answer

Sulfur

Question 15

Used as a disinfectant, found and extracted from seaweed.

Accepted Answer

Iodine

Question 16

This element is deadly with an atomic number of 17

Accepted Answer

Chlorine

Question 17

This element's name is based on the latin word cuprum.

Accepted Answer

Copper

Question 18

What element has atomic number 22

Accepted Answer

Titanium

Question 19

Used in welding, medicine, rocket fuel, water, and air.

Accepted Answer

O

Question 20

What element has a mass number of 131 and is the rarest gas?

Accepted Answer

Xenon

Questions 20