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Test #2 Review-Fall Flashcards | StudBud
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Test #2 Review-Fall
Test #2 Review-Fall
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Ions, Isotopes, Atoms and More
Flashcards
37 cards
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Practice quiz
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Questions
37
Answers
1
How many neutrons does Palladium-108 contain?
60
62
46
108
2
What is the correct element symbol for Radium?
Ri
R
Ra
Rn
3
What element does not belong to a group?
Sodium
Hydrogen
Helium
Uranium
4
How would you classify the metalloids?
neutral atoms
radions
anions
cations
5
Who discovered the electron?
Thomson
Schrodinger
Rutherford
Bohr
6
Which group of elements has a common charge of -1?
Non-metals
Alkali Metals
Alkaline Earth Metals
Halogens
7
Which subatomic particle is responsible for the atoms identity?
Protons
Anions
Cations
Electrons
8
Which part of Dalton's Atomic Theory is Incorrect?
Atoms are indivisible and indestructible
Compounds are made of two or more kinds of Atoms
All atoms of a given element are not identical
All matter is made of Atoms
9
What scientist theorized that electrons orbit the nucleus?
Rutherford
Schrodinger
Thompson
Bohr
10
Which of the following elements does NOT have a misleading element name-symbol combination?
Astitine
Tin
Antimony
Silver
11
How many electrons does an ion of Krypton have?
0
48
36
38
12
Which element is isoelectronic (has the same number of electrons) as the ion of Magnesium?
Neon
Beryllium
Sodium
Silicon
13
How would you classify lake water?
hetero mix
element
homo mix
compound
14
Which of the following is a chemical change?
boiling water
tearing paper
cooking an egg
chopping carrots
15
Which group on the periodic table is least reactive?
Alkali Metals
Transition Metals
Halogens
Noble Gases
16
What is the name of the element with the symbol N?
Nitrogen
Niobium
Nonibium
Nickel
17
What is the name of the element with the symbol Ni
Nitrogen
Nickel
Niobium
Nonibium
18
What is the name of the element with the Symbol Sb?
Selenium
Tin
Silicon
Antimony
19
What non-metal is liquid at room temperature?
Silver
Bromine
Mercury
Lead
20
How many electrons are in Cl-18
17
35
36
18
21
Which explains why Dalton's atomic theory saying that atoms are indivisible is now wrong?
Isotopes
Ions
Nuclear Fission
Nuclear Fusion
22
What metal is liquid a room temperature?
Lead
Silver
Bromine
Mercury
23
Classify the substance: Radon gas
Compound
Hetero Mix
Element
Homo Mix
24
What is the name of the element with the symbol Nb
Nonibium
Nitrogen
Nickel
Niobium
25
How would you classify potting soil?
compound
homo mix
hetero mix
element
26
What is Mrs. Lopez's first name?
Caroline
Carrie
Connie
Keri
27
How many electrons does an ion of phosphorous have?
15
31
18
12
28
What group does niobium belong to?
Alkali Metals
Transition Metals
Non-metal
Alkaline Earth Metals
29
What is the name of the element with the symbol Sn?
Selenium
Tin
Antimony
Silicon
30
What is the name of the element with the symbol Se?
Tin
Antimony
Selenium
Silicon
31
What group does silicon belong to?
Metalloids
Non-metals
Transition Metals
Halogens
32
How would you classify the element with atomic number of 16?
Non-metal
Halogen
Metalloid
Noble Gas
33
Which metal below cannot have a charge of +2?
Zinc
Tin
Francium
Lead
34
Regarding the acronym BrINClHOF, what element does NOT help make a 7 on the periodic table?
Nitrogen
Iodine
Hydrogen
Bromine
35
Which subatomic particle is responsible for Isotopes?
Neutrons
Electrons
Protons
Neucleus
36
Which of the following is NOT a physical change?
chopping pineapple
painting your fingernails
tie-dying your shirt
melting an ice cube
37
How many electrons does an ion of Be contain?
5
6
4
2
