Atomic Structure

Descrição

Physical Principles Quiz sobre Atomic Structure, criado por bethany.adkins22 em 06-05-2013.
bethany.adkins22
Quiz por bethany.adkins22, atualizado more than 1 year ago
bethany.adkins22
Criado por bethany.adkins22 mais de 11 anos atrás
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Resumo de Recurso

Questão 1

Questão
The atomic number is...
Responda
  • the number of protons in the nucleus
  • The sum of the nucleons
  • the number of electrons in a stable isotope
  • represented by the symbol Z
  • is represented by the symbol M

Questão 2

Questão
The neutron number...
Responda
  • Is the amount of charge on an ion
  • is the number of neutrons
  • Is represented by the symbol N
  • is the amount of nucleons

Questão 3

Questão
A nucleon is..
Responda
  • a particle orbiting a neutron
  • a subatomic particle with a neutral charge
  • a subatomic particle found in the nuclues

Questão 4

Questão
The mass number...
Responda
  • is the total number of nucleons
  • has the symbol A
  • has the symbol M
  • is the number of protons

Questão 5

Questão
An isotope...
Responda
  • is a nucleus with a differing number of neutrons
  • is a nucleus with a differing number of protons
  • is a nucleus with a differing number of electrons

Questão 6

Questão
An electron...
Responda
  • determines reactivity
  • determines mass
  • Is negatively charged
  • has a mass 1836 times smaller than that of a proton
  • is positively charged
  • has a mass half of that of a neutron

Questão 7

Questão
What is the formula for the number of electrons in a shell?
Responda
  • 2(n^3)
  • 2n
  • 2(n^2)

Questão 8

Questão
The mass of a nucleus is less than the sum of the nucleons. This is because...
Responda
  • Quarks have negative mass
  • Mass manifests as the force holding the nucleus together in the form of energy
  • Mass takes the form of kinetic energy

Questão 9

Questão
What quarks are found in the proton?
Responda
  • 2 ups and 1 down
  • 2 downs and 1 up

Questão 10

Questão
What quarks are found in a neutron?
Responda
  • 2 ups and 1 down
  • 2 downs and 1 up

Questão 11

Questão
What are the colours nucleons differ in?
Responda
  • Red, yellow, blue
  • Red, green blue
  • Red, white blue

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