In the Periodic Table, the vertical columns that extend up and down the Periodic Table are called
Question 2
2.
Label the following diagram
Electrons
Neutrons
Protons
Nucleus
Electron cloud
Valence electrons
A
B
C
D
black arrow
E
Question 3
3.
Match different parts of the atom with the correct discription
Large mass of 1 amu
Negative charge
positive charge
Large mass of 1 amu
Neutral charge /No charge.
located in the electrons cloud
amost no mass of 1/8000 amu
Located in the Nucleus
Located inside the nucleus
Protons
Neutrons
Electrons
Question 4
4.
Which of these best describes one of the subatomic particles that could be found at location y in the model of an atom shown above?
1
Question 5
5.
atomic number for an atom of lithum
1
Question 6
6.
protons
1
1
1
1
Question 10
10.
atomic number
1
Question 11
11.
protons
1
1
1
Question 15
15.
5. Which element has an atomic number of 35 ?
Question 16
16.
Which subatomic particle(s) are found in the nucleus?
Question 17
17.
Which two subatomic particle(s) are the same size?
Question 18
18.
The atomic mass of an element tells the total number of subatomic particles found inside the nucleus of that atom, therefore it tells the total number of ____ + ____ inside that atom.
Question 19
19.
which model represent the correct model of Lithium
Question 20
20.
Select everything true about Aluminium.
Question 21
21.
As you are moving down the groups ehat number stays the same?
Question 22
22.
As you are moving across periods which number increases ? select more than one answer
Question 23
23.
As you are moving across a period which number stays the same ?
1
Question 24
24.
which element is represented by atom A
1
Question 25
25.
which element is represented by atom B?
1
1
1
Question 29
29.
color metalloids green in the periodic table
Question 30
30.
color non-metals green in the periodic table
Question 31
31.
color metals yellow in the periodic table
Question 32
32.
color the most reactive metal group yellow and the most reactive nonmetal group green.
Question 33
33.
color the least reactive group red
Question 34
34.
Rank the folowing elemets as Metals, Nonmetals or Metalloids.