first 20 elements from the periodic table Flashcards
(20 cards)
What is the first element?
Hydrogen (H)
What is the second element?
Helium (He)
What is the third element?
Lithium (Li)
What is the fourth element?
Beryllium (Be)
What is the fifth element?
Boron (B)
What is the sixth element?
Carbon (C)
What is the seventh element?
Nitrogen (N)
What is the eighth element?
Oxygen (O)
What is the ninth element?
Fluorine (F)
What is the tenth element?
Neon (Ne)
What is the eleventh element?
Sodium (Na)
What is the thelveth element?
Magnesium (Mg)
What is the 15th element?
Aluminum (Al)
What is the 14th element?
Silicon (Si)
What is the 15th element?
Phosphorus (P)
What is the 16th element?
Sulfur (S)
What is the 17th element?
Chlorine (Cl)
What is the 18th element?
Argon (Ar)
What is the 19th element?
Potassium (K)
What is the 20th element?
Calcium (Ca)