Where are most metals on the periodic table

On the left side and in the middle

smallest prtcle of an element that still has it's properties

Negatively charged subatomic particle around the nucleus

Where are the electrons in an atom?

Around the nucleus (in orbitals)

Chemical structure of Water

1 atom oxygen, 2 atoms hydrogen

What is the structure of an Atom?

Protons and Neutrons are in the nucleus, while electrons are outside

What is the mass of an atom?

The number of neutrons and protons

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atom and periodic table

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Questions 20

Answers

1
What are the rows of the periodic table called?
Columns
Groups
Periods
Lines
2
Compared to the rest of the atom, the nucleus is///
Very small and very light
Very small and very dense
Very large, but very light
Very large and very dense
3
What is the mass of an electron
+
0
-
1
4
what are the columns on the periodic table
Rows
I don't know
Groups
Grooooooooooops
5
Where are most metals on the periodic table
On the left side only
In the middle only
On the left side and in the middle
On the right side only
6
The modern version of atom structure begins with who’s recognition?
Ernest Rutherford
Your neighbor
Rernest Etherford
Rutherford Ernest
7
What is an atom?
something that cannot be broken down anyfarther
smallest prtcle of an element that still has it's properties
A man
smallest prtcle of an element that has different properties
8
What is an electron?
Neutral subatomic particle in the nucleus
Positively charged particle in the nucleus
Negatively charged subatomic particle around the nucleus
A measurement for energy
9
Where are the electrons in an atom?
There are no electrons in an atom
In the foot of the atom
In the nucleus
Around the nucleus (in orbitals)
10
What is this part of the atom
Proton
Electron
Nucleus
Orbit
11
Which Groups On The Periodic Table Are The Most Reactive
Groups 1 And 17
Groups 7 And 13
Groups 4 And 12
Groups 3 and 15
12
When was the periodic table made?
1869
1678
1999
180 B.C.
13
Chemical structure of Water
2 atoms oxygen, 1 atom hydrogen
2 atoms oxygen, 2 atoms hydrogen
1 atom oxygen, 2 atoms hydrogen
1 atom carbon, 2 atoms hydrogen
14
how many elements on the periodic table
118
47
153
43
15
What is the structure of an Atom?
Protons and Neutrons are in the nucleus, while electrons are outside
Protons and electrons are in the nucleus, while Neutrons are outside
16
Who Created The Periodic Table?
Robert Hooke
Ernest Rutherford
Dmitiri Mendeleev
Jean Perrin
17
What is the atomic structure of this element?
2 - 8
2 - 6
2 - 8 - 6
2 - 5
18
There are ___ paired and ___ unpaired electrons in a Lewis structure for a phosphorus atom.
4, 3
2, 3
4, 2
2, 4
19
What is the mass of an atom?
The number of neutrons
The number of protons and electrons
The number of neutrons and protons
20
Which part of an atom has a + charge?
None have a positive charge
Neutron
Proton
Electron

atom and periodic table Flashcards | StudBud