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Chemistry Review - 2025 Flashcards | StudBud
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Chemistry Review - 2025
Chemistry Review - 2025
20 terms
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Basic chemistry/periodic table review #periodictable #elements #7thgradescience
Flashcards
20 cards
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Practice quiz
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Questions
20
Answers
1
Fluorine (9) has how many electrons in its outer shell?
7
5
3
1
2
Which of the following elements is the most chemically reactive?
Iodine (53)
Lithium (3)
Uranium (92)
Fluorine (9)
3
Carbon (6) has how many electron shells?
2
4
1
3
4
Why does water NOT appear on the periodic table?
Fire boils Water
It is not an element
The Greeks spelled it wrong
Because water is a liquid
5
Iron (26) belongs to which part of the periodic table?
Transition metals
Rare Earth metals
Alkali metals
Noble gases
6
The first column in the periodic table holds which elements?
Rare Earth Metals
Alkali Metals
Transition Metals
Alkaline Earth Metals
7
How many protons does an atom of Uranium (U) have?
238
7
3.14
92
8
Which of the following elements is most like Polonium (84)
Potassium (19)
Radon (86)
Bismuth (83)
Oxygen (8)
9
Carbon (6) has how many electron shells?
3
4
2
6
10
Which of the following is a Poor Metal?
Iron (Fe)
Phosphorus (P)
Lead (Pb)
Uranium (U)
11
Which of the following is an Alkaline Earth Metal?
Cesium
Calcium
Iron
Neon
12
The picture below represents which model of the atom?
The Heisenberg Model
The Bohr Model
The Rutherford Model
The Thomson Model
13
The chart which contains a list of all the elements is called:
The PeriodicTable
The Democritus chart
The Element table
The Element Chart
14
Which particle is part of the atom, but is NOT found in the nucleus?
Proton
Electron
Neutron
Positron
15
Sodium atoms (Atomic number 11) have how many electrons in their outer shells?
4
3
1
2
16
Which of the following is a nonmetal?
Lead (Pb)
Thallium (Tl)
Neodymium (Nd)
Sulfur (S)
17
Which one of these particles is NOT part of an atom?
Neutron
Proton
Positron
Electron
18
Which of the following elements has 3 electrons in its outer shell?
Chlorine (17)
Carbon (6)
Boron (5)
Potassium (19)
19
Which element is a Metalloid (Also called Semi-metals)?
Aresnic (33)
Barium (53)
Neodymium (60)
Tantalum (73)
20
Fluorine (9) has how many protons?
3
1
7
9
