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Chemistry: Periodic Table Flashcards | StudBud
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Chemistry: Periodic Table
Chemistry: Periodic Table
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#chemistry #periodictable
Flashcards
27 cards
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Questions
27
Answers
1
Oxygen forms which of the following ions?
O3+
O2+
O3-
O2-
2
Group 2 metals react by ...
Gaining 1e-
Gaining 2e-
Losing 2e-
Losing 1e-
3
Rows are called?
Periods
Groups
Columns
Rows
4
Group number is equal to the....
# ions
# energy levels
# valence electrons
Total # electrons
5
Which of the following are metalloids?
Ge
P
Si
Al
6
Period number is equal to...
# valence electrons
# energy levels
Total # electrons
Total # neutrons
7
Which of the following is NOT a property of metals?
Conducts heat and electricity
Solid at room temperature
Malleable
Ductile
8
The majority of the elements in the periodic table are...?
Non-metals
Metalloids
Metals
Not elements
9
Which of the following is the charge of ions formed by group 2 metals?
2+
2-
1-
1+
10
Columns are called?
Periods
Rows
Columns
Groups
11
Group 1 elements react by...
Gaining one neutron
Losing one neutron
Losing one electron
Gaining one electron
12
If a substance is at a temperature that is above its melting point but below the boiling point:
It is a gas
It is a liquid
It is a solid
13
Fluorine forms which of the following ions?
F2+
F-
F2-
F+
14
Which group are known as the noble gases?
2
7
8
1
15
Which of the following element(s) forms an ion with a 3- charge?
Br
Al
N
P
16
As you move down the group the reactivity of group 7 elements ...?
Decreases
Increases
Stays the same
17
Which of the following are liquid at room temperature?
Br
Cl
I
Hg
18
Group 2 is called?
Alkaline earth metals
Halogens
Alkali metals
Noble gases
19
If a substance is at a temperature that is below its melting point it is?
Solid
Liquid
Gas
20
As you move down group 1 alkali metals the reactivity...?
Increases
Stays the same
Decreases
21
Which of the following is NOT an indicator of a chemical reaction?
Heat produced
Color change
Precipitate formation
Changing from solid to liquid
22
The reactivity of elements in group 7 decreases down the group because...?
Easier to gain 1e- because it is further from the nucleus
Harder to gain 1e- because it is further from the nucleus
Harder to lose 7e- because they're further from the nucleus
Harder to gain 7e- because they're further from the nucleus
23
Which is the most reactive element?
Cs
Li
Na
K
24
Group 1 is called...
Alkali metals
Noble Gases
Alkaline earth metals
Halogens
25
Group 7?
Alkali earth metals
Noble gases
Alkali metals
Halogens
26
Which of the following is the name of a charged atom?
Allotrope
Ion
Isotope
Isone
27
The reactivity of group 1 metals increases down the group because...?
Their 1e- is further from the nucleus and so easier to lose
They only have to lose one electron
Their 1e- is closer to the nucleus and so easier to lose
They only have to gain one electron
