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