ATOMS GENERAL
What subatomic particle has a positive charge?
the proton
An isotope is a variety of an element with a different number of what?
neutrons
An ion is an atom that loses or gains _____________.
electrons
If a Carbon (C) atom has 6 protons and 7 neutrons, this is its mass number.
13
Where did Mrs. Latta go to college?
University of Florida
What charge do an electron and a neutron have?
electron is negative and neutron is neutral
The number next to the dash in an isotope name is the _____________ (example: the 12 in Carbon-12)
mass number
A positive ion is called a ______ and a negative ion is called a _________
positive is cation and negative is anion
If Bromine (Br) isotope has a mass number of 70, and its atomic number is 35, how many neutrons does it have?
35
What is Mrs.Latta's phone color?
pink
Atoms of the same element have the same number of what?
protons
Calcium-43 has how many neutrons?
23 neutrons
Anions have more _________ than _______.
more electrons than protons
An oxygen (O) atom has 8 protons and 10 electrons. How do you denote the charge on this atom?
O2-
What breed of dog does Mrs.Latta have?
Atomic mass equals the sum of what?
protons and neutrons
How many protons are contained in Lithium-7
Cations have more ________ than _________?
protons than electrons
A sodium (Na) atom has 11 protons and 10 electrons. How do you denote the charge on this atom?
Na+
How old is Mrs. Latta?
28
This element has 23 protons.
Vanadium
Write the isotopic notation for the isotope described:
Atomic Number: 15
Mass Number: 33
3315P
If an atom has 3 more protons than electrons, this is its charge.
+3 charge
If Titanium (Ti) isotope has a mass number of 50 and it has 28 neutrons, how many protons does it have?
22
When is Mrs.Latta's birthday?
October 28