The protons neutrons and electrons are termed as the _______ particles.
Subatomic
100
The atomic number of Boron is 5. How many neutrons does the average Boron atom have if the atomic weight is 10.81?
5 neutrons
100
An atom with an electrical charge is termed as an ____.
What is an ion?
100
Which family on the periodic table contains elements that are shiny, good conductors, and usually solid?
Metals
200
Which particles are located in the nucleus of the atom?
Protons and neutrons.
200
All atoms of the same element have the same ________.
What is atomic number?
200
Salt crystals are arranged in a repeating pattern of sodium (Na+) cations and chloride (Cl-) anions. These crystals represent an example of a _____.
Crystal lattice
200
Which family on the periodic table are chemically stable?
Noble Gases
300
What are the charges of protons, neutrons, and electrons?
Protons are positive.
Electrons are negative.
Neutrons are neutral.
300
The distribution of atoms on the different energy level of the atom is termed as the _________.
What is the electron cloud?
300
What does it mean for atom to have a full or complete outer energy level?
The atom has 2 or 8 valence electrons in order to be stable
300
Which families on the periodic table are most likely form ionic bonds?
Metals & Nonmetals
400
What is the charge of the nucleus a charge?
The protons, neutrons cannot give a charge.
400
The visual model of the most likely locations for electrons in the atom.
Electron Cloud
400
List the 3 ways atoms achieve stability.
Gaining, sharing or losing valence electrons
400
Which family on the periodic table is likely to form covalent bonds?
Nonmetals
500
Compare the mass size of the protons, neutrons, electrons.
Protons and neutrons have a similar mass. Electrons have a smaller mass.
500
The number of neutrons in an atom equals the_____.
A. Mass number minus atomic number
B. mass number plus atomic number
C. Mass number minus atomic weight
A. The mass number minus the atomic number
500
Predict the charges of the atoms in the following groups:
Group 1
Group 2
Group 16
Group 17
Group 1 = +1
Group 2 = +2
Group 16 = -2
Group 17 = -1
500
Atoms in Group 16 are likely to __________ valence electrons in an ionic bond.