The first 20 elements and their symbols in the ... ... .

Grade 8 4.2 More about the structure of the atom

Quiz
•
Other
•
8th Grade
•
Hard
Otgonkhuu Ragchaasuren
Used 8+ times
FREE Resource
9 questions
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1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
2.
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1 min • 1 pt
Each element has an ... ... . This tells you how many protons it contains.
3.
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1 min • 1 pt
Each element has a ... ... . This tells you how many protons and neutrons each atom in the element has in total.
4.
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1 min • 1 pt
Protons have a ... charge. Electrons have a ... charge.
5.
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1 min • 1 pt
An atom has ... ... charge, because the number of protons is the same as the number of electrons.
6.
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1 min • 1 pt
The electrons are arranged in electron ... or ... around nucleus.
7.
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1 min • 1 pt
The first shell has only room for ... electrons.
8.
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1 min • 1 pt
Draw a diagram to show the structure of an atom of sodium?
9.
FILL IN THE BLANK QUESTION
1 min • 1 pt
What is the name of the element that has electrons arranged 2,8,8,2?
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