In the number 12.345, the 4 is in the

place.

An ionic bond is _?_ a. formed when electrons shared between two or more electrons is unequally shared. b. a chemical bond where two atoms share the electrons in the outer shell. c.

A diatomic element with a high first ionization energy would most likely be a ... ? A) metal or nonmetal B) high or low electronegativity

If you weighed the atoms that appear on the reactant side of the equation, would they have the same mass as the atoms that appear on the product side?

A janitor comes across a spilled substance on the floor of a high school chemistry lab. He wants to make sure the liquid is neutral before he cleans it up. What would be safest to add to the puddle? A. Pour on a base B. Pour on a buffer C.

In what month does winter begin in the southern hemisphere

Which state of matter has no definite size or shape

Select the correct hybridization for the central atom based on the electron geometry cocl2 (carbon is the central atom).

What will most likely happen when these molecules get closer? The molecules will repel each other because of a dipole-dipole interaction. The molecules will attract each other because of a dipole-dipole interaction.

Which of the following is a monatomic cation? A. Fr + <- - I believe this is correct. B. NH4+ C. Br- D. OH-

Explain, in terms of carbon-carbon bonds, why this hydrocarbon is saturated.