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Structure of an atom

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1.
1 point
The three particles of the atom are the _________________, _______________, and _________________.
2.
1 point
the charge and mass number of an electron are:
3.
1 point
The electron cloud contains which atomic particles?
4.
1 point
The overall charge of the nucleus is
5.
1 point
What is the symbol for Krypton?
6.
1 point
The chemical formula for common table salt is NaCl. What elements combine to create table salt?
7.
1 point
The atomic number for copper is?
8.
1 point
The protons and neutrons are located in the ______________________.
9.
1 point
What is the atomic mass for Iridium?
10.
1 point
What is the element for the symbol P?
11.
1 point
What is the weight of the proton?
12.
1 point
The mass of the atom is determined by________.
13.
1 point
If an atom has 11 protons, 12 neutrons and 3 electrons what is the atomic mass?
14.
1 point
What is in the center of the atom?
15.
1 point
What contains the proton and the neutron?
16.
1 point
There are 105 elements on the periodic chart.
17.
1 point
Almost the entire mass of an atom is concentrated in the__________.
18.
1 point
What has no charge and located in the nucleus?
19.
1 point
Which of the following descriptions apply to the nucleus?
20.
1 point
What is the element for the symbol Ag?
21.
1 point
What is the atomic number for Nickel?
22.
1 point
Most of the mass of the atom can be found in the:
23.
1 point
Isotopes (such as hydrogen-1, hydrogen-2, and hydrogen-3) are atoms of the same element that differ in:

24.
1 point

Of the basic atomic particles, the one that would be attracted to a negatively charged metallic plate is the:
25.
1 point
A neutron has a mass
26.
1 point
An atom with an equal number of electrons and protons has no _________.
27.
1 point
An uncharged atom has six electrons. The nucleus of this atom must contain _______ protons.
28.
1 point


The _______________ constitute(s) most of the volume of an atom.
29.
1 point
The proton has a negative (-) charge.
30.
1 point
Where in an atom are protons located?
31.
1 point
What is the symbol for Carbon?
32.
1 point


The charge and mass number of a neutron are:
33.
1 point
The atom can be divided into ___________ parts.
34.
1 point
Most of the _________ of an atom is concentrated in the nucleus.
35.
1 point
Carbon-12 atom has_______________.
36.
1 point
What part of an atom exists in areas of probability outside the nucleus?
37.
1 point
The charge and mass number of a proton are:
38.
1 point
What is the atomic number of Boron?
39.
1 point
Which of the following groups of elements from the Periodic Table contains no metals?
40.
1 point
An atom has an atomic number of 9 and an atomic mass of 19. How many neutrons does the atom have?
41.
1 point
___________ have a charge of +1.
42.
1 point


The nucleus of the atom is held together by:
43.
1 point
The electrons spin around or ______________________ the nucleus.
44.
1 point
An atom has at least one positive proton and at least one negative electron. Which of the following is true about the protons and electrons in an atom?
45.
1 point
The part of an atom that would be found outside the nucleus is the _______.
46.
1 point
An atom has a mass number of 23 and atomic number 11. The number of protons are_________.
47.
1 point
The three basic parts of an atom is the proton, neutron and neon.
48.
1 point
An atom is very, very small, If you were looking at one atom through a microscope, what would take up most of the viewing area?
49.
1 point
All atoms of a specific element have the same number of _______.
50.
1 point
The laws of electrostatics consistently demonstrate that "like" (identical) charges:
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