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