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DICKSON-Chem Review

1.2 HW packet

QuestionAnswer
Protons and neutrons in in the __________ of an atom. nucleus
The proton number is the __________ atomic number
The particle in the atom that is positive is the proton
The particle in the atom that is negative is the electron
The particle in the atom that is neutral is the neutron
The area outside of the nucleus is called the electron cloud
If an atom _______ electrons it gets a positive charge loses
If an atom _________ electrons it gets a negative charge gains
If an atom changes its neutron number it is called a(n) isotope
If an atom changes its number of electrons it is called a(n) ion
If an atom has the same number of protons and electrons, it is called a __________ atom neutral
Look at your periodic table. What atom has 9 protons? Fluorine
Look at your periodic table. What atom has 18 protons? Argon
Look at your periodic table. What atom has 20 protons? Calcium
What element has an atomic number of 35 Bromine
What element has an atomic number of 1 Hydrogen
The periodic table is organized by (increasing/decreasing) atomic numbers increasing
The mass of the atom is found in the ________ of the atom. nucleus
The electron cloud holds _________. electrons
The nucleus of an atom has what charge? positive
The electron cloud has what charge? negative
If an atom has 3 protons and 2 electrons, what is its charge? +1
If an atom has 2 protons and 2 electrons, what is its charge? 0
If an atom has 9 protons and 10 electrons, what is its charge? -1
The electrons (nearest/farthest) to the nucleus have more energy. farthest
If you add a proton to an atom, it becomes a _____ ________. new element.
The nucleus is the ________ of the atom. center
A neutral atom that has 6 protons will have ______ electrons 6
A neutral atom that has 17 electrons will have ____ protons 17
A neutral atom that has 21 electrons will have _____ protons 21
A neutral atom that has 5 protons will have _____ electrons 5
An atom of the same element with a ________ number of neutrons is called an isotope different
The smallest part of matter is called a(n) atom
Protons, neutrons and electrons are the ______ ______ of an atom subatomic particles
Protons and neutrons are in the ______ of the atom. nucleus
Iodine has ______ protons 53
Be has _____ protons 4
Sulfur has _____ protons 16
Potassium (K) has ______ protons 19
An atom with an atomic number of 12 will have ____ protons 12
The number above the atomic symbol is the _____ ______. atomic number
The abbreviation of the element on the periodic table is called the _____ ______. atomic symbol
An atom with 8 protons will have an atomic number that is ____. 8
An atom with an atomic number of 44 will have ____ protons 44
An atom with 82 protons will have an atomic number of ____. 82
What charge will be formed by Na? +1
What charge will be formed by Ar 0
What charge will be formed by F -1
What charge will be formed by O -2
What charge will be formed by S -2
What charge will be formed by P -3
What charge will be formed by K +1
What charge will be formed by Ca +2
What charge will be formed by Rb +1
What charge will be formed by Al +3
How many bonds will be formed by Carbon? 4
How many bonds will be formed by Sulfur 2
How many bonds will be formed by Neon 0
How many bonds will be formed by Be 2
How many bonds will be formed by H 1
How many bonds will be formed by F 1
How many bonds will be formed by Kr 0
How many bonds will be formed by N 3
How many bonds will be formed by Al 3
Will Cl (gain or lose) electrons? gain
Will Sr (gain or lose) electrons? lose
Will O (gain or lose) electrons? lose
Will Al (gain or lose) electrons? lose
Will Br (gain or lose) electrons? gain
Will Ar (gain or lose) electrons? No
How many valence electrons does Carbon have? 4
How many valence electrons does Phosphorus have? 5
How many valence electrons does Argon have? 8
How many valence electrons does Bromine have? 7
How many valence electrons does oxygen have? 6
How many valence electrons does Magnesium have? 2
How many valence electrons does Francium have? 1
Created by: dicksona