c) lonic compound d) Molecular compound 2) Complete the table with the name or f

Question

c) lonic compound d) Molecular compound 2) Complete the table with the name or formula of these compounds: Lithium hydrogen carbonate Magnesium sulfate Silver cyanide Nitrogen oxide Phosphorus pentachloride lodic acid Nitric acid Hydrochloric acid Cobalt(II) nitrate dihydrate CIO2 Nal NaMnO4 H2503 (aq) NaOH ammonium MgSO.7H2O Question 3: The following questions are related to empirical and molecular formula 1) How do formula weights and molecular weights differ A compound was analyzed and found to contain 13.5 g Ca, 10.8 g O, and 0.675 g H. What is the empirical formula of the compound? 2)

Explanation / Answer

2)

LiHCO3

MgSO4

AgCN

Nio

PCl5

HIO3

HNO3

HCl

Co(NO3)2*2H2O

Chlorite ion : Clo2-

sodium iodide

sodium permanganate

sulphurous acid

sodium hydroxide

NH4^+

epsamsalt

1) formula weight is applicable to ionic substances,in which molecular form is not

exist. But molecularweight is applicable to only molecular substances.

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