Table of Chemistry

Is water a compound or element?

• Element

• Compound

Tags

NGSS.MS-PS1-1

Which of the following describes water?

• 2 Hydrogen Atoms and 2 Oxygen Atoms

• 2 Hydrogen Atoms and 1 Oxygen

• 1 Hydrogen Atom and 2 Oxygen Atoms

• 1 Hydrogen Atom and 1 Oxygen Atom

Tags

NGSS.MS-PS1-1

What does the atomic number tell you?

• The number of protons in the nucleus

• The element's place on the periodic table

• Both answers are correct.

• Neither answer is correct.

The Periodic Table is a guide to all the known ​ (a)   , or types of atoms in the world.

• elements

• periods

• neutrons

• chemicals

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

Each horizontal row on the periodic table is called a what?

(a)  

• Group

• Row

• Period

• Family

What is the periodic table?

• A table of important compounds

• A table of all elements

• A table of less than 30 elements

• A table of everyday objects

What are the elements in group 18 (the far right) of the periodic table called?

• Alkali metals

• Alkaline earth metals

• Halogens

• Noble gases

Which group in the periodic table is known for containing the noble gases?

• Group 1

• Group 17

• Group 18

• Group 2

A(n) ​ (a)   is an arrangement of elements that show ​ (b)   in their properties.

• periodic table

• patterns

• atomic mass

• no similarities

What is the Periodic Table used for?

• It is used to measure mass

• It is used to show reactions

• It is used for playing games

• It is used to display all of the known elements