Question

A) What is the correct name for the ionic compound formed from the pair of Mg²⁺ and NO₃^– ions?

a)   magnesium nitrogen oxide

b) magnesium dinitrate

c) magnesium nitroxide

d) magnesium nitrate

B) Choose the chemical formula for the compound formed from the Mg²⁺ and NO₃^– ions

a) Mg₂(NO₃)₂

b)Mg(NO₃)₂

c) Mg₂NO₃

d) MgNO₃

_C) Choose the correct name for the compound formed from the pair of Cu²⁺ and Cl^– ions

a) copper chloride

b) copper dichloride

c)copper(I) chloride

d) copper(II) chloride

C) Choose the chemical formula for the compound formed from the Cu²⁺ and Cl^– ions

a) Cu₂Cl₂

b) Cu₂Cl

c) CuCl

d) CuCl₂

Answer 1

A) The correct name for the ionic compound formed from the pair of Mg2+ and NO3- is,

d) Magnesium nitrate

B) The molecular formula for the compound formed from the pair of Mg2+ and NO3- is,

b) Mg(NO3)2

C) The correct name for the ionic compound formed from the pair of Cu2+ and Cl- is,

d) Copper(II) chloride

D) The molecular formula for the compound formed from pair of Cu2+ and Cl- is,

d) CuCl2