Taking notes on how periodic table works Flashcards
So what’s the symbol For Hydrogen? What web do ya type in? Do u look at that?
H; https://ptable.com/?lang=en#Properties ; yes
What’s its flatomic (atomic) # of H (hydrogen
1
How do u know the answer for the atomic #?
It’s on top of the symbol
Its mass (H)?
1
How do u know the mass # for H?
It’s the # underneath / it’s the # in front of the decimal but u round it (either is fine).
To find the # of _____ look at the _____
proton ; atomic #
What # & names are the same?
The proton, atomic #, and the neutrons
The protons? (For H)
1
How do u find the # of neutrons?
U subtract the mass from the atomic # to get the answer
So what’s the # of the neutron? (For Hydrogen)
0
Its electrons?
For H
1
Challenge time
However u react
Element name of Be
Beryllium
Atomic # of Be?
4
Mass? (Say the # only for each)
9