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Science 9 - Periodic Table and Elements Flashcards | StudBud
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Science 9 - Periodic Table and Elements
Science 9 - Periodic Table and Elements
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1
What can matter be classified into?
Physical and chemical properties
Heterogeneous and homogeneous mixtures
An element and compound
A pure substance and mixture
2
Which chemical family is very UNreactive?
Alkaline Earth Metals
Alkali metals
Halogens
Noble Gases
3
How many electrons can fit on the energy shells surrounding the nucleus?
2, 4, 6
2, 8, 8
6, 7, 8
2, 2, 8
4
Where can you find the non-metals on the periodic table?
To the left of the "staircase"
To the right of the "staircase"
Below the "staircase"
Above the "staircase"
5
What are valence electrons?
Electrons on the innermost shell
I don't know :(
Electrons on the outermost shell
Electrons in the middle shells
6
Which element belongs in period 4, group 5?
Calcium
Niobium
Zirconium
Vanadium
7
A physical property describes the ability of matter to react with another substance
False
True
8
What is an example of a homogeneous mixture?
Air
gold
Oxygen
Granola bar
9
The atomic number of an element ALWAYS tells you the number of _____ in that element
protons
quarks
electrons
neutrons
10
Which element does this bohr model represent?
Chlorine
Sodium
Potassium
Neon
11
Which is an example of a chemical property?
Combustibility
Solubility
Viscosity
Conductivity
12
What is a cation?
A positively charged ion
A non-metal ion
A negatively charged ion
A metal ion
13
How is Mendeleev's periodic table organized?
By decreasing atomic number
By increasing atomic mass
By increasing atomic number
By decreasing atomic mass
14
Which subatomic particle has a neutral charge?
neutrons
quarks
protons
electrons
15
The basic building blocks of matter are
Mixtures
Compounds
Matter
Elements
16
Which subatomic particle is located in energy shells surrounding the nucleus?
quarks
protons
electrons
neutrons
