Periodic Table Flashcards
What is a vertical column in the periodic table called ?
A group
What is sulphur spelt as F (sulfur)I do used to be PH(sulphur)
It’s spelt as F are used to be PH because all the famous chemists and scientists disagreed about naming it Ph so they named it F
What happens if magnesium is heated up?
Magnesium becomes magnesium oxide is because it’s reacts with the oxygen in the air so 2Mg+O2= 2MgO
What is an atom made up of
Protons ,neutrons ,electrons
What are elements are made up of
Elements are made up of two or more atom particles
What is the atomic number
It is the number of protons and electrons
Can you find the number of neutrons
Atomic mass - atomic number
What is a compound?
It is two or more different atoms chemically reacted together
What is a horizontal row in the periodic table called?
Period
