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Periodic Table Chapter 6 Flashcards | StudBud
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Periodic Table Chapter 6
Periodic Table Chapter 6
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Basic Chemistry- Periodic table
Flashcards
24 cards
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Questions
24
Answers
1
What is the number of protons for Iron?
14
26
8
55.845
2
The atomic number is the same as...
number of atomic mass
number of valence electrons
number of protons
number of neutrons
3
Which of the following is a compound?
Na2
H2
NaFe
Fe
4
Electrons in the outer shell of an atom are also called
valence electrons
the last electrons
group electrons
shell electrons
5
What is the smallest particle of matter
compound
element
micromolecule
molecule
6
What is the level of reactivity for Alkali metals?
least reactive
non reactive
somewhat reactive
most reactive
7
what is the location and mass of an electron?
inside the nucleus, 1/1836 amu
outside the nucleus, 1 amu
inside the nucleus, 1 amu
outside the nucleus, 1/1836 amu
8
Which group in the periodic table is most reactive?
alkaline earth metals
alkali metals
noble gases
halogens
9
What is the number of neutrons in Na?
10
22.990
12
11
10
Which of the following is an element?
Li3
O2
H2O
Al
11
What do elements in the same period have in common?
same number of valence electrons
same number of protons
same number of electrons
same number of atomic shells
12
Which of the following is a molecule?
B
N2
H2O
Ca
13
How is the periodic table organized?
increasing atomic number
increasing number of neutrons
increasing atomic mass
decreasing atomic mass
14
What do elements in the same group have in common?
they have the same number of electrons
they have the same number of electrons in their outer shell
they have the same atomic mass
they have the same number of neutrons in their outer shell
15
What is the atomic mass of the Na?
22.990
24
10.990
11
16
Group 1 is known as what?
halogen
alkali metals
noble gases
alkaline metals
17
How many valence electrons are in Krypton?
8 valence electrons
0 valence electrons
18 valence electrons
5 valence electrons
18
Which two subatomic particles have the most in common?
proton and neutron
proton and electron
electron an neutron
neutron and electron
19
What is special about the Hydrogen atom?
it doesn't react with any other elements
acts 2 groups 1 & 7
it can act as part of the halogen group
it's a noble gas but it does not have 8 valence electrons
20
Why are noble gases a non-reactive group?
they have 1 valence electrons
they do not have valence electrons
they are nonmetals
they have 8 valence electrons
21
What is the name of Mg and group does it belong to?
Manganese, Alkali Metals
Magnesium, Alkaline Earth Metals
Magnum, Alkaline Earth Metals
Magnime, Metals
22
What is the following meme referring to?
a compound
an element
a molecule
a mixture
23
What is the charge and location of an neutron?
inside the nucleus, no charge
outside the nucleus, no charge
inside the nucleus, negative
outside the nucleus, positive
24
In the periodic table a row is also called a...
system
tier
period
group
