Combinations of atoms from the far right side of the periodic table with atoms from the far left side usually form ______________ compounds.
a. organic
b. ionic
c. covalent
d. polar
[Ques. 2] The fundamental unit of the silicon-oxygen minerals is in the shape of a
a. cone.
b. tetrahedron.
c. cube.
d. sphere.
[Ques. 3] If a compound is solid, has a high melting point, conducts electricity in the liquid phase, and dissolves in water, it is most likely to be a(n)______________ compound.
a. intermediate
b. organic
c. covalent
d. ionic
[Ques. 4] The two elements silicon and oxygen, taken together, make up about what percent of Earth's crust by mass?
a. 25
b. 64
c. 50
d. 75
[Ques. 5] If atoms unite by transfer of electrons, they form
a. an organic compound.
b. an ionic compound.
c. a polar molecule.
d. a covalent compound.
[Ques. 6] One main type of feldspar that contains potassium is
a. quartz.
b. orthoclase.
c. plagioclase.
d. pyrite.
[Ques. 7] The Lewis symbol X would be characteristic of which group?
a. 2A
b. 4A
c. 6A
d. 1A
[Ques. 8] The mineral that is most abundant in Earth's crust is
a. quartz.
b. feldspar.
c. calcite.
d. pyrite.
[Ques. 9] The Lewis symbol X would be characteristic of which group?
a. 2A
b. 4A
c. 6A
d. 1A
[Ques. 10] The element that is the second most abundant in Earth's crust is
a. oxygen.
b. iron.
c. nitrogen.
d. silicon.
Quick Reply
