Valency Flashcards
How do you remember what has a valency of one?
Once, He let someone put fluorine cream back into someones coffee
Hydrogen, Lithium, Sodium, Potassium, Fluorine, Chlorine, Bromine, Iodine, Silver, Copper
How do you remember what has a valency of two?
Twice, Ben mainly came on Sundays before class incase lunch never zoomed
Beryllium, Magnesium, Calcium, Oxygen, Sulphur, Barium, Copper, Iron, Lead, Nickel, Zinc
How do you remember what has a valency of 3?
Thirdly, Billy always needs peace inside
Boron, Aluminium, Nitrogen, Phosphorus, Iron,
How do you remember what has a valency of 4?
CSL
Fourthly, Carbon, Silicon, Lead
What are the two ways to work out the formula of binary compounds?
Swapping method where you place the valency under the first element and place the valency under the second element and draw an arrow from the opposite element to the opposite valency.
What is the symbol for potassium?
K
What is the symbol for Silver?
Ag
What is the symbol for copper?
Cu
What is the symbol for Iron?
Fe
What is the symbol for lead?
Pb
What is the symbol for zinc?
Zn
What is the symbol for sodium?
Na
What is the symbol of Carbon?
C
