¡GoConqr estrena diseño! Cuéntanos qué te parece.

Regístrate gratis

Test

Chapter 2 Worksheet

toniynorton 10 preguntas

Hacer el test

Preguntas del test (10)

  1. 1The atomic mass of an element gives you which of the following
    1. AThe number of protons plus neutrons
    2. BThe number of protons plus electrons
  2. 2The atomic number of an element tells you
    1. AThe number of protons in an uncharged atom of that element
    2. BThe number of electrons in an uncharged atom of that element
    3. CWhich element it is
    4. DA, B, and C
  3. 3Nitrogen has 5 electrons in its outer shell. Therefore, it has ____ unpaired electrons and can make___ single covalent ones.
    1. A5;3
    2. B3;3
    3. C5;2
    4. D3;5
    5. E5;5
  4. 4An atom of the element neon
    1. AHas 8 electrons in its outer electron shell
    2. Bis chemically inert
    3. Chas 10 protons
    4. DIt has 8 electrons in its outer electron shell and is chemically inert.
    5. EIt has 8 electrons in its outer electron shell, is chemically inert, and as 10 protons.
  5. 5What is the maximum number of electrons that can be contained in a p orbital of an atom?
    1. A1
    2. B2
    3. C3
    4. D4
    5. E5
  6. 6With the exception of helium, the octet rule is satisfied when the
    1. Aouter energy level contains 8 electrons.
    2. Borbitals of the outer energy level each contain 2 electrons.
    3. Couter energy level contains 8 orbitals
    4. Dboth A and B
    5. EA, B and C
  7. 7The atomic number of phosphorus is 15. Therefore, an uncharged atom of phosphorus has
    1. A15 neutrons
    2. B15 protons
    3. C15 electrons
    4. D15 protons and 15 electrons
    5. E15 protons and 15 neutrons
  8. 8An isotope of an element varies in it's number of
    1. Aprotons.
    2. Belectrons.
    3. Cneutrons.
    4. Dprotons and electrons.
  9. 9An atom of silicon with an atomic number of 14 and a mass number of 29 would have
    1. A14 protons and 14 neutrons
    2. B29 protons and 15 neutrons
    3. C15 protons and 14 neutrons
    4. D15 electrons and 14 neutrons
    5. E14 protons and 15 neutrons
  10. 10Carbon-14 is a radioactive isotope of carbon-12. When it decays, a neutron releases a high speed electron (beta radiation) from the nucleus and therefore becomes a proton. The result would be
    1. Acarbon-13
    2. Bcarbon-12
    3. Cnitrogen-15
    4. Dnitrogen-14
    5. Ethe conversion of carbon-14 into pure energy.

Información

Descripción
Biology 1610 Test sobre Chapter 2 Worksheet, creado por toniynorton el 02/02/2015.
Idioma
English
Visitas
4
Etiquetas
biology 1610
Valoración
Aún sin valoraciones
Valora este test
Valora este test

Escríbenos

¿Sobre qué es tu mensaje?

¿Qué te parece el nuevo diseño?

¿Te gusta?