7.Which law of chemical combinationdoes this prove? Explain.Deduce the

1.	7.Which law of chemical combinationdoes this prove? Explain.Deduce the number of molecules ofthe following compounds in the givenquantities.32g oxygen, 90g water, 8.8g carbon dioxide, 7.1g chlorine.
Answer» EXPLANATION: Question 1: GIVE examples. a. Positive radicals b. Basic radicals c. COMPOSITE radicals d. METALS with variable valency e. Bivalent acidic radicals f. Trivalent basic radicals Given examples of the following are as follows : a. Positive Radicals : Na+, Fe2+,Ag+ Al3+,Cr3+,Fe3+,Au3+,Co2+,Ni2+,Hg2+,Sn2+. b. Basic Radical : Na+, Fe2+,Ag+, Al3+,Cr3+,Fe3+,Au3+,Co2+,Ni2+,Hg2+,Sn2+. c. Composite Radical : SO4 2- ,NH4+ ,HCO3- , HSO4- , NO4-. d. Metal With Variable Valency : Cu(1+,2+), Hg(1+,2+) ,Fe(2+,3+). e. Bivalent Acidic Radical : S2- ,O2- ,Se2- . f. Trivalent Basic Radical : Al3+ ,Cr3+,Fe3+,Au3+.

7.Which law of chemical combinationdoes this prove? Explain.Deduce the number of molecules ofthe following compounds in the givenquantities.32g oxygen, 90g water, 8.8g carbon dioxide, 7.1g chlorine.

Answer»

EXPLANATION:

Question 1:

GIVE examples.

a. Positive radicals

b. Basic radicals

c. COMPOSITE radicals

d. METALS with variable valency

e. Bivalent acidic radicals

f. Trivalent basic radicals

Given examples of the following are as follows :

a. Positive Radicals : Na+, Fe2+,Ag+ Al3+,Cr3+,Fe3+,Au3+,Co2+,Ni2+,Hg2+,Sn2+.

b. Basic Radical : Na+, Fe2+,Ag+, Al3+,Cr3+,Fe3+,Au3+,Co2+,Ni2+,Hg2+,Sn2+.

c. Composite Radical : SO4 2- ,NH4+ ,HCO3- , HSO4- , NO4-.

d. Metal With Variable Valency : Cu(1+,2+), Hg(1+,2+) ,Fe(2+,3+).

e. Bivalent Acidic Radical : S2- ,O2- ,Se2- .

f. Trivalent Basic Radical : Al3+ ,Cr3+,Fe3+,Au3+.

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