11.

are the horizontal rows on the periodic table.

a. Periods

c. Columns

b. Groups (Families)

d. Halogens

The nuclear equation is incomplete. what particle completes the equation?

Write down few uses of co2 fire extinguishers

A cubic piece of metal measures 6.00 cm on each edge. If the metal is nickel, whose density is 8.90 g/cm3, what is the mass of the cube?

Which is a molecule? A. Ne B. NaCL C. Trail Mix D. graphene

How do electrostatic forces affect the geometry and polarity of molecules?

Which domain do you find the most interesting why

Complete the matching exercise below by choosing the correct description of each bond type in aqueous solution. 1. covalent bond 2. hydrogen bond 3. electrons shared by atoms a. electrons shared by atoms b.

One mole of calcium ions has the same number of representative particles as which of the following? one mole of calcium nuclei one mole of calcium atoms 6.02 x 1023 calcium ions All of these are correct.

How is chemical symbol and chemical formula difference?

Why is a cis-1,3-disubstituted cyclohexane more stable thanits trans isomer?