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Quiz

chemistry

Xuan Pham 15 perguntas

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Perguntas do quiz (15)

  1. 1The nucleus of an atom is composed of
    1. Atightly packed protons
    2. Btightly packed neutrons
    3. CTightly packed protons and neutrons
    4. Dloosely connected protons and electrons
  2. 2The atomic number of an element is the total number of which particles in the nucleus?
    1. ANeutrons
    2. BProtons
    3. CElectrons
    4. DProtons and electrons
  3. 3Isotopes of the same element have different
    1. Anumbers of neutrons
    2. Bnumber of protons
    3. Cnumber of electrons
    4. Datomic numbers
  4. 4Isotopes are atoms of the same element that have different
    1. APrinciple chemical properties
    2. Bmasses
    3. CNumbers of protons
    4. DNumber of electrons
  5. 5The mass of a neutron is
    1. Aabout the same as that of a proton
    2. Babout the same as that of an electron
    3. Cdouble that of a proton
    4. Ddouble that of an electron
  6. 6The following is true about subatomic particles?
    1. AElectrons are negatively charged and are the heaviest subatomic particle
    2. BProtons are positively charged and have the lightest subatomic particle
    3. CNeutrons have no charge and are the lightest subatomic particle
    4. DThe mass of a neutron nearly equals the mass of a proton
  7. 7The smallest particle of an element that retains the properties of that element is an
    1. Aatom
    2. Belectron
    3. Cproton
    4. Dneutron
  8. 8All atoms of the same elements all have the same
    1. Anumber of neutrons
    2. Bnumber of protons
    3. Cmass number
    4. Dmass
  9. 9Atoms of Copper and Iron
    1. Atend to form anions
    2. BTend to form cations
    3. CHave stable electron configurations
    4. DGenerally form stable bonds with transition elements
  10. 10Which of the following particles are free to drift in metals?
    1. AProtons
    2. Bneutrons
    3. Ccations
    4. Delectrons

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Descrição
Quiz sobre chemistry, criado por Xuan Pham em 09-10-2018.
Idioma
English
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Etiquetas
10th grade
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