Atomic Numbers
The atomic number of Hydrogen
What is 1?
The symbol for Oxygen
What is O
Lithium, a metal or non-metal.
What is metal
This element is used in balloons because it is lighter than air.
What is Helium?
This element is the lightest of all and found in the sun.
What is Hydrogen?
The element with atomic number 8
What is Oxygen?
The element with the symbol Na.
What is Sodium?
Choose the non-metal Beryllium, Carbon or Calcium
What is Carbon?
This element is found in table salt.
What is Sodium or Chlorine?
This element is responsible for glowing neon signs.
What is Neon?
The atomic number of Magnesium
What is 12?
The element represented by Si.
What is Silicon?
One metalloid among the first 20 elements.
What is Boron or Silicon?
This element is important for strong bones and teeth.
What is Calcium?
This gas is found in the atmosphere and essential for breathing.
What is Oxygen?
The element that comes right before Calcium on the periodic table.
What is Calcium?
The symbols for the alkaline earth metals in the first 20 elements.
What is Be, Mg and Ca?
The metals are: Na, Cl or Mg.
What are Na and Mg?
This element is used in making glass and computer chips.
What is Silicon?
This element was discovered in the sun before is was found on Earth.
What is Helium?
The atomic numbers of all the noble gases in the first 20 elements.
What is 2 and 10- Helium and Neon?
Any 4 symbols that don't match the first letter of the elements name.
What is Na-Sodium, K-Potassium, Fe- Iron, Pb-Lead, Au- Gold, Ag-Silver?
Any 4
Hydrogen is a non-metal but placed with the metals in Group 1. Why?
What is because it has 1 electron like group 1 metals?
The element used sparklers.
What is Magnesium?
These two elements are the basic building blocks of all life.
What are Carbon and Hydrogen?