Atoms and Atomic structure
Authored by Dalia Nabil
Chemistry
7th Grade
Used 117+ times
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36 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the atomic number of Oxygen?
8
16
24
32
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the mass number of Oxygen?
8
16
24
32
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A sub-atomic particle that carries a negative charge and its mas is negligible.
Neutron
Proton
electron
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A sub-atomic particle that carries a positive charge and its mas is 1 a.m.u
Neutron
Proton
electron
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A sub-atomic particle that has no charge and its mas is 1 a.m.u
Neutron
Proton
electron
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The smallest building block of matter.
Element
atom
molecule
compound
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Label the diagram
E is ...................................
Neutron
Nucleus
Energy shell
Proton
electron
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