Science -CHECK MY WORK-

posted by .

a.) How can you describe the location of vanadium (V, atomic number 23) on the periodic table? Choose all that apply.

1. period 5, group 4 <<<My choices>>>
2. period 4, group 5
3. lanthanum series <<<My choices>>>
4. nonmetals
5. transition metals <<<My choices>>>

b.) What is true about the element calcium (Ca, atomic number 20)? Choose all that apply.

1. It has 2 valence electrons <<<My choices>>>
2. It has 4 valence electrons
3. It is a nonmetals <<<My choices>>>
4. It is a reactive
5. It is a metal <<<My choices>>>

  • Science -CHECK MY WORK- -

    Subject: The Periodic Table

  • Science -CHECK MY WORK- -

    calcium is NOT a nonmetal, it is on the left side of the table. It is reactive..ever get your hands in quick lime?
    Vandium is not group 4, see this: http://www.webelements.com/
    Lanthanum series start at element 57, doesn't it?

  • Science -CHECK MY WORK- -

    It can not be a metal and a non metal, but it is reactive, has to valance electrons, and is a metal

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. chemistry

    what is the difference between elements in a group and elements in a period on the periodic table Elements in the same group have similar chemical properties. Element in the same period have properties that change periodically across …
  2. Chemistry

    What is the difference between a group and a period in the periodic table?
  3. physical science

    The ionization energies of Li, Na, K, Rb, and Cs are respectively 5.4, 5.1, 4.3, 4.2, and 3.9 eV. All are in Group 1 of the periodic table. Explain the decrease in ionization energy with increasing atomic number in this group.
  4. Science Please check my answer!

    Which physical properties are characteristic of nonmetal solids?
  5. Science

    Mrs. Sue please help! 1. Which is most likely to be part of an ionic bond?
  6. Science

    The Periodic Table 1) What conclusions can be drawn about the relationship between the arrangement of elements on the periodic table and the patterns observed in their properties?
  7. science help

    How can you describe the location of hafnium (Hf, atomic number 72) on the periodic table?
  8. science help

    How can you describe the location of hafnium (Hf, atomic number 72) on the periodic table?
  9. Science

    How can you describe the location of magnesium (Mg, atomic number 12) periodic table?
  10. Science

    Unit 3 Test Multiple Choice Please select the correct response for the following questions. 1. What is the smallest part of all matter called?

More Similar Questions