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Periodic Table Flashcards | StudBud
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Periodic Table
Periodic Table
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#chemistry #periodictable
Flashcards
13 cards
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Questions
13
Answers
1
What is the charge/valency of Chloride?
Cl+
Cl2-
Cl-
Cl3+
2
Ignoring Astatine (At), which is them most reactive group 7 element (halogen)?
Iodine
Fluorine
Chlorine
Bromine
3
What is the charge/valency of the Magnesium ion?
Mg+
Mg2+
Mg3-
Mg2-
4
What period is Bromine in?
7
1
3
4
5
Which metal has a surprisingly low melting point and is liquid at room temperature?
Mercury
Potassium
Beryllium
Osmium
6
Ignoring Francium, which is the most reactive group 1 (alkali) metal?
Potassium
Caesium
Rubidium
Lithium
7
What group is Rubidium (Rb) in?
5
2
1
7
8
What group is Magnesium in?
2
7
3
1
9
In the picture shown, give the correct order of the halogens shown from left to right:
iodine, bromine, chlorine, fluorine
lithium, sodium, potassium, rubidium
chlorine, fluorine, iodine, bromine
fluorine, chlorine, bromine, iodine
10
The decomposition of hydrogen peroxide produces oxygen. How is the reaction speeded up?
Increase the pressure
Heating vigorously with a bunsen burner's blue flame
Addition of manganese dioxide
Gentle heating
11
Is Barium (Ba/group 2) a metal or non-metal?
Non-metal
Metal
Solid
12
The combustion of sulfur in oxygen produces a gas. What environmental problem can this cause?
Greenhouse effect
Destruction of the ozone layer
Water pollution
Acid rain
13
Which element is in group 4 and period 4?
Sulfur
Carbon
Tin (Sn)
Germanium (Ge)
