Periodic Table

Using just the valence electrons on each atom determine which 2 atoms should be in the same group.

• atom 1 and 2

• atom 3 and 4

• atom 1 and 4

• atom 2 and 3

Tags

NGSS.HS-PS1-1

An element is shiny, solid, magnetic, and metalic. Which group below should it NOT be in?

• Group 1

• Group 2

• Group 8

• Group 18

Which of the following is a trait of group 18?

• They are all reactive metals

• they are all stable metals

• They chemically stable gasses

• They are a mix of reactive gasses and solids

Which of the following would be elements that are found in the same period?

• Sn and Rb

• F and Cl

• K and Ba

• Se and Te

Which is true about the 2 elements in the picture?

• they are in the same period

• they are no where near each other

• they are in the same group with element R on top

• they are in the same group with element Q on top

Tags

NGSS.MS-PS1-1

Which element would have the same properties as Nickel?

• Copper

• Cobalt

• Palladium

• Strontium

Tags

NGSS.HS-PS1-1

What is an arrangement of the elements according to their atomic numbers so that elements with similar properties are in the same column (group) ?

• Periodic Table of Elements

• Atomic Theory

• Isotopes

• Subatomic Particles

a unique number for each element that equals the number of protons in an atom of that element

• element name

• element symbol

• atomic number

• atomic mass

Number of valence electrons in halogens is ..........

• 1

• 4

• 3

• 7

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the family name of group number 1?

• halogens

• noble gases

• alkali metals

• alkaline earth metals