chemmmmmm
how many bonds will two hydrogen atoms have?
1
The ionic compound, CaO, is composed of which of the following pairs of ions?
1 Ca2+ion and 1 O2-ion
The formula unit for the ionic compound, magnesium sulfide, consists of which of the following?
1 Mg2+ion and 1 S2-ion
What is the correct molecular formula for the compound, selenium tetrafluoride?
SeF4
what is the correct lewis structure for oxygen?
a
identify the covalent compounds
b and f
which of the following has metallic bonding?
carbon
What is the correct name for the compound N2O4?
dinitrogen tetraoxide
The shiny appearance of a metal is most closely related to the metals...
highly mobile valence electrons
What is the correct name for the compound ICI?
iodine monochloride
these compounds conduct electricity and are soluble in water
ionic
these compounds conduct electricity and have high boiling points
ionic
Identify the type of bond based on the electronegativity N2
non-polar covalent
if two covalently bonded atoms are identical, the bond is...
non-polar covalent
If the atoms that share electrons have an unequal attraction for the electrons, the bond is called
polar covalent
identity the type of bond based on the electronegativity NH3
polar covalent
Which of the following statements concerning double covalent bonds is correct?
they always involve the sharing of 4 electrons
how many bonds will 2 nitrogen atoms have?
3
The molecular formula of the compound formed from Al and Cl will be?
A1Cil
In which of the following molecular compounds are all the bonds single bonds?
CSe
What is the correct name for the ionic compound caO?
Calcium oxide
what is the correct formula for the ionic compound, magnesium sulfide?
MgS
What is the correct molecular formula for the compound, dinitrogen trioxide?
N2O3
The substance whose Lewis structure shows three covalent bonds is...
NH3
which atom is most likely to form a 3- ion?
P
What is the correct molecular formula for the compound, phosphorus pentachloride?
PCi5