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Atomic Structure and the Periodic Table Flashcards | StudBud
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Atomic Structure and the Periodic Table
Atomic Structure and the Periodic Table
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Atomic Structure and Periodic Table
Flashcards
20 cards
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Questions
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Answers
1
Which one of these people did not contribute to the development of the atomic theory
Dalton
Darwin
Bohr
Thompson
2
What is the smallest particle of a chemical element that can exist.
Element
Nucleus
Atom
Electron
3
Decay of nuclei in atom releasing particles and energy is known as what?
Radioactivity
Nuclealisation
Neutral
sterilisation
4
Which form of radiation is the most penetrating?
Sigma
Alpha
Beta
Gamma
5
Which one of these elements has a stable outer shell? (atomic number next to them)
Sodium 11
Beryllium 4
Neon 10
Lithium 3
6
Metals are found mainly where on the Periodic table?
Left
Middle
Bottom
Right
7
What Charge does an electron have?
positive
ultra positive
neutral
negative
8
How man Valence electrons does Lithium have?
2
1
3
4
9
Americium 241is a radioisotope found in
x-rays
rocks
bananas
smoke detectors
10
The most reactive metal elements are found in which group?
4
2
1
3
11
The electrons in the most outer shell are known as
electrons
valium
valence electrons
valence neutrons
12
What are the three types of radiation
none of these
banana, orange and apple
alpha, beta and x-ray
alpha, beta and gamma
13
What is found in the nucleus of an atom?
Elements
electrons and protons
electrons and neutrons
protons and neutrons
14
The Mass number is...
the number of protons and neutrons
the number of neutrons
the number of protons
The number of electrons
15
Elements can have a maximum of how many electrons in their first shell?
2
1
3
4
16
Who is know as the father of the Periodic Table?
Dmitri Mendeleev
Stephen Hawking
Charles Darwin
Thomas Dalton
17
Which statement most accurately describes groups on the Periodic table?
Horizontal rows
Metals
Diagonal boxes
Vertical columns
18
Which best describes 'Periods' on the Periodic table?
Vertical columns
Diagonal Lines
Nobel Gases
Horizontal left to right row
19
Which definition most accurately describes an isotope?
Springfield Baseball team
Atom of same element with different number of protons
Atom of same element with different number of neutrons
Atom of same element with different number of electrons
20
How many Protons are in this element?
22
11
12
8
