The empirical formula is the one already given* in the question, Cd(NO3)2 because it contains an atomic symbol, Cd, represented only one time. The name of the compound is cadmium (II) nitrate.
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*As well as possible, given the typography limitations of the question-asking format.
The standard name of this compound is Nitrogen(II) Oxide. It is generally known as nitric oxide.
The formula of a compound that contains Ag, N and O is Ag(NO3). The name of the compound is silver nitrate.
The formula for the compound that forms is know as barium nitrate. It has a formula of: Ba(No3)2.
Formula: Sn(NO3)2
AgNO3
Co(NO3)2 is cobalt (II) nitrate.
Pb(NO3 )4
Ca(NO3)2 is the chemical formula of calcium nitrate.
This chemical compound is copper nitrate.
The standard name of this compound is Nitrogen(II) Oxide. It is generally known as nitric oxide.
The formula for nitric acid is HNO3.
HgNO3 The empirical formula of an ionic compound represents the lowest whole-number ratio of each ion. Note: Hg2(NO3)2 is mercury (I) nitrate. There is a mercury (II) nitrate compound with the formula Hg(NO3)2.
The formula of a compound that contains Ag, N and O is Ag(NO3). The name of the compound is silver nitrate.
Na+1 NO3- => Na(NO3)
This formula is Al(NO3)3.
This chemical formula is Ni(NO3)2.
The formula for the compound that forms is know as barium nitrate. It has a formula of: Ba(No3)2.