Question

Blue Vitriol is
(a) MgSO4.7 H2O (b) ZnSO4.7 H2O (c) CuSO4.5 H2O (d) Na2SO4.10 H2O​

Answer 1

Answer:

Blue Vitriol is $CUS{O}_{4} . 5{H}_{2} 0$

$MgS{O}_{4} . 7{H}_{2} 0$ is Magnesium sulphate heptahydrate.

$ZnS{O}_{4} . 7{H}_{2} 0$ is Zinc sulphate heptahydrate.

${Na}_{2} S{O}_{4} . 10{H}_{2} 0$ is Disodium sulphate decahydrate.

.

So, Option C is correct ✔

Information about Blue Vitriol :

• Blue Vitriol is also known as Crystalline Copper Sulphate.

• Blue Vitriol is Copper sulphate pentahydrate.

• On heating blue vitriol turns into white powder due to the loss of water of crystallisation.

• Blue Vitriol is used as an Insecticide and as a Pesticide.

• The molecular weight of $CUS{O}_{4} . 5{H}_{2} 0$ is 249.6 g/mol.

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☆ Do not confuse between Blue vitriol, Green vitriol and Red vitriol !

Green vitriol is $FeS{O}_{4} . 7{H}_{2} 0$

Red vitriol is $CoS{O}_{4} . 7{H}_{2} 0$

Answer 2

$\huge{\pink{\underline{\underline{\bf{Answer :-}}}}}$

Blue vitriol is CuSO4 . 5H2O .

Option (C) is the answer

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➜ Blue vitriol is also known as Roman vitriol or The vitriol of copper or Bluestone .

➜ Copper sulfate is called blue vitriol because of its blue and crystalline appearance.

➜ It is mainly used for agricultural purposes as a pesticide and in leather and paint industry.

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hope it helps !!