Periodic Table-Version 2025

Choose the correct element

• Lithium

• Boron

• Oxygen

• Carbon

• Mercury

Tags

NGSS.MS-PS1-1

Choose the correct element

• Lithium

• Carbon

• Calcium

• Magnesium

• Strontium

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Choose the correct element

• Potassium

• Calcium

• Helium

• Neon

• Triptonium

Choose the correct element

• Iron

• Silver

• Nickel

• Potassium

• Magnessium

Choose the correct answer:

• It is a metal.

• Maybe...Oxygen?. Noble...gas?.

• It is a non metal. It is Vanadium (this answer is only for you, Sergio Guerra ;)).

• It is a non metal. It is Fluorine.

• That is Hydrogen. The most beautiful and stunnng Hydrogen I have seen ever!.

Tags

NGSS.HS-PS1-1

Choose the correct answer:

• Nitrogen, atomic number (Z) = 102.

• Nitrogen, atomic number (Z) = 7

• Oxygen, atomic number (Z) = 5

• Next question. This is very hard.

Tags

NGSS.MS-PS1-1

Choose the correct answer:

• Lithium

• Trontium

• Strontium

• Calcium

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Choose the correct answer:

• Silver, It is a metal.

• Phosphorus. It is a metal.

• Gold, it is a non metal.

• Hydrogen. It must be Hydrogen!.

It is Silicon and its symbol is "Si"

• True

• False

Tags

NGSS.MS-PS1-1

Choose the correct symbol:

• So

• Li

• Na

• H

• GHTRDFGHJKLYDSDFBG

Tags

NGSS.HS-PS1-1