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Properties and Periodic Table Flashcards | StudBud
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Properties and Periodic Table
Properties and Periodic Table
20 terms
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#chemistry #properties #periodictable
Flashcards
20 cards
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Questions
20
Answers
1
Noble gases are -
Unstable
Reactive
Not reactive
Cray
2
An element in group 2 has how many valence electrons?
6
6.02 x 10^23
4
2
3
An element with 7 valence electrons and is a poor conductor of heat belongs to what group?
Halogens
Nobel gases
Carbon group
Alkali metals
4
As the atomic number increases, electrons increase. True or false?
True
False
5
During an experiment, a precipitate formed and there was a temperature change. This indicates-
A bad day
A chemical change
Nada, zilch, nothing
A physical change
6
An increase in pressure that causes in the boiling point of a liquid is considered to be a -
Chemical change
No biggie
Physical Change
Physical Property
7
Indefinite shape but definite volume is what state of matter?
Liquid
The North Pole
Solid
Gas
8
A mixture is made up of -
A pure substance
2 or more substances
Dirty socks
9
Elements with 7 valence electrons do not like to bond with an element with 1 valence electron.
False
True
10
Which of the following is true?
Atomic radii decreases from left to right.
Atoms like to tango after hours.
Atomic radii increases from left to right.
N/A
11
Reactivity is a chemical property. True or false?
False
True
12
Which of the following is true about the following statement?
The substance was a mixture of sand and iron.
The substance was a mixture of 5 elements.
The substance was pure.
The substance was sad.
13
Elements in the same _____________ have similar properties.
Period
Neighborhood
Group
14
Which of the following is an extensive property?
Silver
Metallic
Mass
Melting point
15
Two substances react and produce a black color. This is considered to be a -
Physical change
Physical property
Chemical change
Legit
16
A substance with indefinite shape and indefinite volume is a -
Pony
Unstable
Gas
Solid
17
Rutherford experimented with -
Sheets of gold.
Sheets from Bed, Bath, and Beyond.
Sheets of tin foil.
18
True or false? A substance that is frozen will have properties of a solid.
False
True
19
How did Henry Mosely contribute to the periodic table?
He seems like a cool guy.
He performed the gold foil experiment
He provided a basis for the order of elements.
20
Properties that stay the same regardless of the amount present are what kind of properties?
Awesome
Intrusive
Intensive
Extensive
