Final Exam II Flashcards
Which of the following Lewis structures is incorrect
:C.
What is the charge on titanium in TiSe
+2
positive ions are called
cations
The name of KCN
potassium cyanide
CaCO3 is a ___ compound
ionic
Who was responsible for the modern model of the atom
Niels Bohr
typical charge for sulfur
-2
wish of the following shows a p orbital
peanut shape (c)
which of the following is a form of radiation
alpha particles
describes an uneven sharing of electrons in a molecule
polar covalent bond
sulfur hexafluoride has how man fluorine atoms
six
what is the charge on a group 13 ion
+3
some have multiple charges
transition metals
nitrogen -14 has how many neutrons
7
in the cathode ray experiments, the — moved towards the anode and the — moved toward the cathode
electrons, atomic nuclei
which of the following contains a polyatomic ion
CaSO4
How many electrons are in a full d orbital
10
which of the following shapes is not considered symmetrical
trigonal pyramidal
which of the following is not true about electrons
they move in defined orbits like a tiny solar system
which of the following compounds is soluble in water
NaCl and NH3
Which of the following sets are isoelectronic
Cl -1 , Ar, Ca2
Which of the following compounds is covalent
CF4
MOst atoms want a total of how many valence electrons
8
Which of the following molecules has polar bonds
SO3
