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Atomic Structure and Periodic Table Flashcards | StudBud
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Atomic Structure and Periodic Table
Atomic Structure and Periodic Table
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Atomic Structure and Periodic Table review 8.5A, 8.5B, 8.5C #science #chemistry #8thgradescience
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Questions
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Answers
1
I am dull, brittle, not conductive and not reactive...what am I?
a metalloid
a non metal
transition metal
a metal
2
I am shiny, conductive, malleable and reactive....What am I?
Non-metal
Metal
Gas
metalloid
3
How many groups or familes does the periodic table have?
7
16
18
8
4
If Flourine has 9 protons, 9 electrons and 10 neutrons what it its mass?
9
10
19
18
5
The alkali metal in period 4
phosphorus
potassium
calcium
sodium
6
Which of the following elements has a larger mass than chlorine but reacts the same?
Bromine
Sulfur
fluorine
Argon
7
Which of the subatomic particles determines what element it is?
proton
neutron
none
electron
8
Which of the following would be a good conductor?
chlorine
copper
neon
calcium
9
Which group of metals is the most reactive?
18 noble gases
17 halogens
2, alkaline earth
1, alkali
10
Which group of non-metals is the most reactive?
noble gases
metalloids
Halogens
carbon group
11
Element X has 20 protons, 19 neutrons, and 20 electrons, scientist classify this as an...
isotope
ion
element
compound
12
How many electrons does a neutral atom of phosphorous have?
31
16
30
15
13
Which subatomic particle has a negative charge?
none
proton
electron
neutron
14
Carbon has how many
protons
?
12
6
carbon doesn't have protons
18
15
Which of the following elements does not react at all?
Calcium
Cesium
Chlorine
Krypton
16
Which of the following is responsible for the high reactivity of Potassium?
its 1 valence electron
its 19 protons
its 20 neutrons
its mass of 39
17
Metals are located where on the periodic table?
Top
Right
Bottom
Left
18
Which of the following elements is a metalloid?
Soduium
Silicon
Bromine
Gold
19
How is the periodic table organized?
Periods and groups are horizontal
Periods are vertical and groups are horizontal
Periods are horizontal and groups are vertical
Periods and groups are vertical
20
Which group number on the periodic table are the alkaline earth metals?
1
8
4
2
