Atom Facts
On the periodic table, the group number is a shortcut to identify what about an atom?
Number of valence electrons
What type of bonding involves the "transfer of electrons from a giver to a taker".
Ionic bonding
What is the name of this formula: NaI?
Sodium iodide
The sum of protons and neutrons in the nucleus of an atom.
mass number
Name how many valence electrons sulfur has?
6
Any elements in the same group or family will have the same number of what?
Valence Electrons
The overall charge of an ionic compound must always equal what?
Zero
In this formula, how many hydrogen are there C6H12O6?
12
The mass number of Potassium.Na3N?
What is 39.098?
Name an element in group 15 that is a metalloid and used as poison
aresenic
What rule refers to atoms losing or gaining electrons so they can achieve a full valence shell?
octet rule or duet rule
What is an ion?
an element that has a charge
What indicates how many atoms of an element are in the compound?
the subscript or the little number
Mass number - atomic number = ______ __ ________.
What is the numer of neutrons?
name an element that is the most abundant metal in the world
What group of elements will not react with other elements on the periodic table?
Group 8A, group 18, or the noble gases.
How many electrons would you expect phosphorous to gain when bonding with another element?
3 electrons
When an atom gains an electron it has this kind of electrical charge.
Negative charge
The atomic number of Oxygen.
8
name the element that is the most abundant in the atmosphere
oxygen
This is the smallest part of an element.
atom
An ionic bond is a bond formed between what 2 types of materials?
Metals and Nonmetals
When an atom loses an electron it has this kind of electrical charge.
Positive charge
This is the smallest subatomic particle?
Electron
name the element that does not react with water at all
beryllium