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Q 1/31
Score 0
The electron cloud is the predicted location for
30
electrons and neutrons
electrons and other gases
electrons and protons
electrons only
Q 2/31
Score 0
Which is a property of a neutron?
30
0 charge
-1 Charge
Essentially no mass
+1 charge
31 questions
Q.
The electron cloud is the predicted location for
1
30 sec
Q.
Which is a property of a neutron?
2
30 sec
Q.
This section of the periodic table is called a(n)
3
30 sec
Q.
The atomic number of magnesium is 12. This means that its nucleus must contain
4
30 sec
Q.
Which subatomic particle is NOT found at the center of the atom?
5
30 sec
Q.
The mass of the electron is
6
30 sec
Q.
The periodic table organizes elements according to INCREASING
7
30 sec
Q.
A carbon-12 atom has 6 protons, 6 neutrons, and 6 electrons. How many protons does a carbon-14 atom have?
8
30 sec
Q.
Describe the composition of the nucleus of an atom.
9
30 sec
Q.
Which statement is accurate for protons and neutrons?
10
30 sec
Q.
All elements in the same group
11
30 sec
Q.
Neutrons are found in the nucleus and separate the other particles so that the strong force can hold the nucleus together. Which particles are positively charged and need to be separated so that they don't repel?
12
30 sec
Q.
Which subatomic particle has a negative charge?
13
30 sec
Q.
A group on the periodic table is best described as a _________.
14
30 sec
Q.
Identify the smallest unit of an element.
15
30 sec
Q.
Describe the location of non-metals on the periodic table?
16
30 sec
Q.
Examine the block from the periodic table for the element nitrogen, chemical symbol N. Using your knowledge of the periodic table, which of these statements is correct about nitrogen?
17
30 sec
Q.
The elements from this section of the periodic table all belong to the same
18
30 sec
Q.
Which subatomic particle is NOT found at the center of the atom?
19
30 sec
Q.
What is the identity of the atom shown?
20
30 sec
Q.
What is the atomic number of the atom shown?
21
30 sec
Q.
Twenty is the _________________ of potassium.
22
30 sec
Q.
Which of the examples is potassium?
23
30 sec
Q.
Beryllium has a nucleus composed of protons and neutrons. Given the data, how many protons are in a typical Beryllium nucleus?
24
30 sec
Q.
The outlined elements have a major characteristic in common. They are all
25
30 sec
Q.
What element behaves MOST like magnesium (Mg)?
26
30 sec
Q.
Which element is an example of a metalloid?
27
30 sec
Q.
Helium, neon, and argon are examples of
28
30 sec
Q.
Which part of the diagram represents the proton?
29
30 sec
Q.
Consider this row in the periodic table of elements. Which element(s) are most likely to conduct electricity?
30
30 sec
Q.
Consider the elements in this family (group) of the periodic table. Because they are in the same family, what can you predict about these elements?
