5. Write the electron configurations for the following ions. Tell which noble gas each of these elements is isoelectronic with.
a) Be2
is isoelectronic with
is isoelectronic with
b) N-3
is isoelectronic with
c) C11
is isoelectronic with
d) Rb+1

Amount of liquid measured in l or lm

An excess of lithium oxide undergoes a synthesis reaction with water to produce lithium hydroxide li2o+h2o→2lioh if 1.05 g of water reacted, what is the theoretical yield of lithium hydroxide? a) 5.83 x 10–2 g lioh b) 1.17 x 10–1 g lioh c) 2.79 x 100 g lioh d) 1.40 x 100 g lioh

What rule is used to determine how many covalent bonds an element can form? a. the number of covalent bonds is equal to six c the number of covalent bonds is equal to five minus the group number plus the group number b. the number of covalent bonds is equal to eight d. none of the above minus the group number select the best answer from the choices provided