Periodic table
Who many elements have the periodic tables?
118
Mention at least 1 number of elements
Binary, Ternary and Polyatomic
What is a compound?
What is the "mass number"?
Total number of protons and neutrons in the nucleus
How many blocks is the periodic table divided into?
4
Mention the kinds of bonds
Ionic and Covalent
What is a cation?
Ion with positive charge
What is the "atomic number"?
The number of protons in an atom
What are the blocks the periodic table is divided into?
S, P, D and F
mention at least 3 chemical functions
Acids, Bases , Salts and Oxides
What is a anion?
Ion with negative charge
What is a Isotopes?
Atoms with the same number of protons but different numbers of neutrons
When was the periodic table created?
1869
What is a ionic compound
Are held together because of the electrostatic force of oppositely charge
What is element number 47 on the periodic table?
What is a covalent compound?
They keep together by covalent bonds