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Unit 4 - Atoms BEMS
Test Description: Atom unit 4 basic vocab and practice
Instructions: Answer all questions to get your test result.
1) The basic building block of matter
A
Neutron
B
Atom
C
Electron
D
Proton
2) The smallest part of an atom, has a negative charge, always found in the shells
A
Neutron
B
Proton
C
Electron
D
Atom
3) The tiny atomic particle found in the nucleus that has a mass of 1 and a positive charge
A
Atom
B
Neutron
C
Electron
D
Proton
4) The tiny atomic particle found in the nucleus that has a mass of 1 and no charge
A
Proton
B
Atom
C
Electron
D
Neutron
5) The atomic number tells you how many of these
A
Atoms
B
Charges
C
Protons
D
Neutrons
6) This is the average number of particles in the nucleus
A
Symbol
B
Atomic Number
C
Atomic Mass
D
Element Name
7) These are found in the nucleus
A
Protons and neutrons
B
Electrons and positrons
C
DNA and the nucliod
D
Atoms and molecules
8) How do you find the number of neutrons?
A
Atomic mass is the number of neutrons
B
Just guess
C
Atomic Number times 2
D
Atomic Mass minus Atomic Number
9) How many electrons at most can be in the first shell
A
2
B
8
C
All of them always
D
What is a shell?
10) How many electrons at most can be in the second shell?
A
What is a shell?
B
All of them
C
8
D
2
11) The periodic table is set up according to
A
The number of protons in an element and the elements in groups have similar properties.
B
because of how much each costs
C
by Alphabetically
D
to the way they look
12) Lithium has an Atomic Number of 3 and an Atomic Mass of 6.94. How many neutrons does it have?
A
7
B
4
C
3
D
6.94
13) Lithium has an Atomic Number of 3 and an Atomic Mass of 6.94. How many protons does it have?
A
4
B
3
C
7
D
6.94
14) Lithium has an Atomic Number of 3 and an Atomic Mass of 6.94. How many electrons does it have?
A
3
B
6.94
C
4
D
7
15) Lithium has an Atomic Number of 3 and an Atomic Mass of 6.94. How many electrons does it have in its outermost shell?
A
6.94
B
3
C
1
D
7
*select an answer for all questions
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