7287451
Descrição
Quiz por Eleanor Hall, atualizado more than 1 year ago
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Criado por Eleanor Hall
quase 10 anos atrás
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Questão 1
Questão
The electrons are in the...
Responda
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Nucleus
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Outer shells
Questão 2
Questão
The neutrons are in the ...
Responda
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Nucleus
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Outershells
Questão 3
Questão
Select the true statements...
Responda
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Protons are positve
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Protons are negative
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Protons are neutral
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Electrons are Positve
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Electrons are negaitve
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Electrons are neutral
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Neutrons are positive
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Neutrons are negative
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Neutrons are neutral
Questão 4
Questão
Dmitri Mendeleev arranged elements in order of atomic mass in 1886
Responda
- True
- False
Questão 5
Questão
Elements of similar properties are
Responda
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In the same group
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In the same period
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Best friends
Questão 6
Questão
Atoms of same element: same number protons in nucleus
Responda
- True
- False
Questão 7
Questão
Isotopes are:
Responda
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Atoms of the same element, different numbers of neutrons in nucleus. Have same number of protons + electrons, same chemical properties, different mas
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Atoms of the same elements, same numbers of neutrons in nucleus. Have different number of protons + electrons, same chemical properties, different mas
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Atoms of the same element, same numbers of neutrons in nucleus. Have same number of protons + electrons, same chemical properties, different mas
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