smallest particle of an element

What are valence electrons?

the electrons in the outermost energy level

What are the visible characteristics of the Alkaline Earth Metals?

Silvery, shiny, and relatively soft metals

Negatively charged subatomic particle around the nucleus

What is the atomic number?

the number of protons in the nucleus

What are the metalloids?

Elements have metallic and nonmetallic properties.

What is a period on the periodic table

determines the number of shells.

an atom with the same protons but different neutrons

How do you find atomic mass?

The sum of protons and neutrons

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Periodic Table & Atoms

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Questions 81

Answers

1
The nucleus of an atom consists of
Electrons and protons
All of the above
Protons and neutrons
Electron and neutrons
2
An atom is the.....
negatively charged
smallest particle of an element
positively charged
the average atomic mass
3
Valence electrons
Lose electron
Share electron
All of the above
Gain electron
4
Periodicity
B
A
C
D
5
A row on the Periodic Table is a ________.
period
family
group
column
6
What is the chemical symbol for TENNESSINE?
No
Mc
Ts
Lv
7
What are valence electrons?
the electrons in the outermost energy level
the electrons in the innermost energy level
8
What is the group on the periodic table?
number of shells
Bohr model
number of valence electrons
Atomic mass
9
What is the name for this chemical symbol Fe
Oxygen
Gold
Iron
No
10
What are the visible characteristics of the Alkaline Earth Metals?
goldish, shiney metals
Silvery, shiny, and relatively soft metals
shiny but not too shiny
Silvery, dull, hard metals
11
What is an electron?
Negatively charged subatomic particle around the nucleus
Positively charged particle in the nucleus
Neutral subatomic particle in the nucleus
A measurement for energy
12
Do atoms have atomic mass
False
True
13
The chemical symbol for a water molecule is:
CO2
H2O2
CO2
H2O
14
What is the atomic number?
The number of neutrons in the nucleus
The number of protons in the electron cloud
the number of protons in the nucleus
The number of electrons in the electron cloud
15
What is the chemical symbol for MERCURY?
Hg
Fr
Sc
Ta
16
What is the chemical symbol for PLATINUM?
Pa
P
Pt
Pr
17
What is the chemical symbol for NEON?
Bi
Na
Yb
Ne
18
Periodicity
D
A
C
B
19
What is the chemical symbol for IRON?
Lv
Fe
Fm
Ir
20
What are the metalloids?
Elements have metallic and nonmetallic properties.
Nothing
Elements has metallic
has nonmetallic properties.
21
The father of atomic theory is:
Ice T
Neils Bohr
John Dalton
Tom Brady
22
Which has the most valence electrons
C
O
F
N
23
What is the atomic number?
79
Au
197
Gold
24
What is a period on the periodic table
The number of neutrons
determines the number of shells.
number of valence electrons
Onion
25
Which Groups On The Periodic Table Are The Most Reactive
Groups 4 And 12
Groups 3 and 15
Groups 7 And 13
Groups 1 And 17
26
Metalloids are
Poor conductors
Good conductors
Semi-conductors
27
What is Helium's chemical symbol
Ab
Nd
Ag
He
28
What is potassium chemical symbol
gh
K
P
Hn
29
What is the chemical symbol for potassium?
Po
Cu
K
P
30
An isotope is...
an atom with the same neutrons but different protons
an atom with the same protons but different neutrons
an atom that hasn't been discovered yet
a chemical reaction
31
Nonmetals have a tendency to...
lose electrons
gain electrons
spontaneously combust
be in liquid form at room temerature
32
!BONUS! How many elements on the periodic table?
110
120
116
118
33
Name this element.
Sillium
Sugar
Sulfur
Silicon
34
Who Created The Periodic Table?
Dmitiri Mendeleev
Ernest Rutherford
Robert Hooke
Jean Perrin
35
How many periods on the periodic table
7
6
3
5
36
Name this element.
Nothereanymore
Namaste
Sodium
Nitrogen
37
Is Helium a Noble Gas, or a Halogen?
Random Third Answer
Halogen
Noble Gas
38
what does the atomic theory state
Atoms of the same element are the same
all of the above
Atoms combine in whole-number ratios to form compounds
all matter is made up of atoms
39
What is the chemical symbol for OXYGEN?
Og
Ar
Os
O
40
BONUS! What is my middle name?
Lee
Leanne
Leigh
Lenore
41
what does the atomic theory state
Atoms of the same element are the same
all matter is made up of atoms
Atoms combine in whole-number ratios to form compounds
all of the above
42
What is the chemical symbol for PLUTONIUM?
Ne
Po
Pu
Fm
43
Periodicity
D
A
B
C
44
Chemical Symbol for Titanium?
Ti
Ra
Tl
T
45
Name this element.
Copper
Cumin
Chromium
Cooked
46
Periodicity
A
D
B
C
47
What is the size of a proton in amu?
4
1
3
2
48
is a neutron...
positive
negative
mad
neutral, 0
49
Periodicity
C
B
A
D
50
Nobel Gases all have this characteristic
They do not react with others
All the above
They all have 8 valence electrons
They are have a filled outer electron shell
51
How do you find atomic mass?
The sum of protons and neutrons
The product of protons and neutrons
The sum protons and electrons
The product neutrons and electrons
52
Metals
have low density
are shiny and malleable
are brittle and soft
can be gasses at room temperature
53
What are the 6 Alkaline Earth Metals?
Calcium, Strontium, Berium, manganese, sodium, potassium
Beryllium , Magnesium, Calcium, Strontum, Berium, Radium
Beryllium, Mangenese, Sodium, Radium, carbon
I have no idea
54
Which has the most valence electrons
C
N
F
O
55
Which of the following is not a Nobel Gas
Krypton
Helium
Neon
Oxygen
56
Name this element.
copper
chlorine
Sodium
Clovers
57
is this a noble gas?
no
red and yellow
yes
yes
58
What is a column called on a periodic table?
group
row
period
59
What is an atomic number
The amount of electrons in a nucleus
Cammy Wammy's lunch code
The amount of protons in a nucleus
The number of atoms in an object
60
Name this element.
Californium
Calcium
Carbon
Copper
61
What is the chemical symbol for Gold?
Ag
Au
As
Al
62
What is the atomic mass?
Boron
11
5
B
63
Name this element.
Hedrygen
Heythere
Hydrogen
Helium
64
Name this element.
Carbon
Copper
Calcium
Cobalt
65
Metals
are good insulators.
are shiny and brittle.
are poor conductors of heat and electricity.
are good conductors of heat and electricity.
66
Where are the metalloids located on the Periodic Table?
On the left of the staircase
On the right of the staircase
In the middle
Along the staircase
67
Neon is a noble gas
False
True
68
Halogens
Group 16
Group 19
Group 17
Group 18
69
What is the chemical symbol for SILVER?
Ag
C
Au
Xe
70
What is the chemical symbol for Lithium?
Ce
Li
La
H
71
What is the atomic number?
Boron
5
B
11
72
Name this element.
Sodium
Chloride
Salt
Namaste
73
whats a proton
anything that takes up space
ribonucleic acid, a nucleic acid present in all living cells
Math
a positively charged elementary particle
74
Alkali Earth Metals
Group one of the Periodic Table
Group two of the Periodic Table
Group three of the Periodic Table
Group four of the Periodic Table
75
Mass Number is
p+ + n0
n0 + e-
n0 - p+
e- + p
76
What is Atomic Theory?
The study on objects smaller than atoms.
The study of matter.
The study of how atoms bond.
The study on atoms.
77
Valence electrons
Gain electron
Share electron
All of the above
Lose electron
78
What are Valence Electrons?
The mid-section of an atom which makes us how we are now.
Outermost energy level of atom; Involves chemical reactions.
Outermost energy level of atom:Involves physical reactions
Innermost energy level of an atom; Involves Earth's gravity.
79
What Are Some NonMetals?
Iron
Aluminium
Hydrogen
Nitrogen
80
Name this element.
Fever
Iron
Francium
Iodine
81
What is the atomic mass?
Pb
207
82
Lead

Periodic Table & Atoms Flashcards | StudBud