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Periodic Table and Atomic Structure Flashcards | StudBud
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Periodic Table and Atomic Structure
Periodic Table and Atomic Structure
20 terms
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#chemistry
Flashcards
20 cards
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Practice quiz
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Questions
20
Answers
1
Which is
NOT
a characteristic of a metal?
Ductile
Conducts heat
Brittle
Shiny
2
Which of the elements below are
NOT
in group 17
Bromine
Fluorine
Helium
Iodine
3
What is the charge of a neutron?
Neutral (0)
Positive (+)
None of the above
Negative (-)
4
How many electrons does Fluorine have?
19
8
9
10
5
Who developed the modern periodic table?
Dmitri Mendeleev
Neils Bohr
John Dalton
Mr. H
6
An element has 53 protons and 73 neutrons. What element is this?
Radon
Gallium
Polonium
Iodine
7
Which element has the most common characteristics to sodium?
Aluminum
Potassium
Silicon
Magnesium
8
How many families are there in the periodic table?
18
10
20
7
9
What do the following 3 elements have in common?
Na, K, Fr
Alkali Metal
Transition Metal
Alkaline Earth Metals
Halogens
10
What is the atomic number of Radon?
86
45
37
104
11
This Bohr model represents which element?
Phosphorus
Sodium
Aluminum
Magnesium
12
This Bohr model represents which element?
Sodium
Chlorine
Silicon
Sulfur
13
How many neutrons does hydrogen have?
1
0
3
2
14
Where are the protons and neutrons found in the atom?
Nucleus
Everywhere
Orbiting the nucleus
Electron cloud
15
How many electrons does silicon have?
15
14
28
28.09
16
Which of the elements below are
NOT
in group 17
Fluorine
Bromine
Helium
Iodine
17
Which types of elements are the WORST conductors of electricity?
Non-metals
Lanthanides
Metals
Metalloids
18
How can we calculate the number of neutrons in an atom?
Atomic Mass - Nucleus
Protons + Electrons
Atomic Mass - Atomic Number
Atomic Number - Atomic Mass
19
Which of the following is an Alkali Metal?
Calcium
Beryllium
Magnesium
Lithium
20
How many periods are there in the periodic table?
2
18
7
5
