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Properties, Atoms and Periodic Table Flashcards | StudBud
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Properties, Atoms and Periodic Table
Properties, Atoms and Periodic Table
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Review of Properties, Atoms and Periodic Table
Flashcards
20 cards
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Practice quiz
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Questions
20
Answers
1
Metals tend to gain electrons
False
True
2
A nickel ion with 26 electrons..Whats its overall charge?
1+
1-
2+
2-
3
Which of the following is a chemical property?
color
solubility
density
flammability
4
What is the density of a sample of gas with a mass of 10g and a volume of 5mL?
0.5g/mL
50g/mL
0.1g/mL
2g/mL
5
Negative ions will gain electrons and Positive ions will lose electrons
False
True
6
Which of the following is
true
about sulfur (S)?
All of these are correct
It has 16 protons, neutrons, and electrons
It is a nonmetal.
It behaves very much like selenium (Se).
7
What is
true
about the electron cloud model?
It shows the exact location of the electrons.
suggest possible locations of all the subatomic particles
It does not include the nucleus as part of an atom.
It is a perfect representation of the atom.
8
Properties that remain constant even if the amount of substance changes, such as freezing point
chemical properties.
characteristic properties.
statistical properties.
physical properties.
9
Nonmetals tend to gain electrons
True
False
10
Oxidation and flammability are examples of
Chemical Properties
Characteristic Properties
None above
Physical Properties
11
How many electrons are in a neutral atom of osmium (Os)?
76
114
95
65
12
What part of an atom is involved with chemical bonding?
Protons
Valence Electrons
neutrons
Nucleus
13
What element is located at Period 4, Group 7?
manganese (Mn)
technetium (Tc)
nitrogen (N)
arsenic (As)
14
Which element is likely to gain one electron when it combines chemically with another element?
potassium (K)
gold (Au)
krypton (Kr)
chlorine (Cl)
15
Which element is most likely to have characteristics similar to those of calcium (Ca)?
strontium (Sr)
helium (He)
scandium (Sc)
potassium (K)
16
Which of the following describes a physical change?
lighting a match
rusting
cooking an egg
formation of a cloud (gas to water)
17
Which element is a metal?
cesium (Cs)
iodine (I)
radon (Rn)
nitrogen (N)
18
When making a model of an atom, it is necessary to know
the group to which an element belongs.
the number of each of the subatomic particles.
whether an element is a metal or a nonmetal.
element is a gas, liquid, solid under standard conditions.
19
What would happen if you added a piece of ash wood to water?
It would float on top of the water.
It would float but in the middle of the water.
It would sink to the bottom.
It would sink to the bottom slowly.
20
Oxygen has 8 protons, 8 neutrons and 10 electrons, what statement best describes that atom?
its a positive ion of +2 charge
its a neutral atom
It is Isotope
Its a negative ion charge of -2
