Match the following iron ores with their formulae- - beginarray - -texti Magnetite -a Fe2O3Whline text ii Haematite -b FeS2 Whline text iii Spathic iron ore -c FeCO3Whlinearray

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Byju's Answer

Standard X

Chemistry

Extraction of Iron

Match the fol...

Question

Match the following iron ores with their formulae.

$\begin{matrix} Name of ore & Formula i) Magnetite & a) F e_{2} O_{3} ii) Haematite & b) F e S_{2} iii) Spathic iron ore & c) F e C O_{3} iv) Iron pyrite & d) F e_{3} O_{4} \end{matrix}$

$i \to d, i i \to a, i i i \to b, i v \to c$

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$i \to c, i i \to a, i i i \to b, i v \to d$

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$i \to c, i i \to a, i i i \to d, i v \to b$

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$i \to d, i i \to a, i i i \to c, i v \to b$

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Solution

The correct option is D
$i \to d, i i \to a, i i i \to c, i v \to b$

The formula of 'Magnetite' is $F e_{3} O_{4}$ .

The formula of 'Haematite' is $F e_{2} O_{3}$

The formula of 'Spathic iron ore' is $F e C O_{3}$

The formula of 'Iron pyrite' is $F e S_{2}$

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Similar questions

Q. Which of the following ores are currently matched with their formula?
(I)

Magnetite \to F e_{3} O_{4}

(II)

Haematite \to F e C O_{3}

(III)

Siderite \to F e_{2} O_{3}

(IV)

Limonite \to F e_{2} O_{3} .3 H_{2} O

Q. Haematite and magnetite are primary ores of iron.

Q. Haematite , magnetite , iron pyrites , etc. are the minerals of iron. Which are the ores of iron among these minerals ?

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$\begin{matrix} (i) & Water & (A) & Compound (i i) & Hydrogen & (B) & Element (i i i) & Table salt (i v) & Gold (v) & Carbon dioxide (v i) & Iron \end{matrix}$
The correct pairs are:-

Match the following:

$\begin{matrix} a.) Interior angles on the same side of the transversal & (i) 1 - 5, 2 - 6, 3 - 7 and 4 - 8 b.) Alternate exterior angles & (i i) 4 - 6, 3 - 5 c.) Corresponding angles & (i i i) 1 - 7, 2 - 8 d.) Alternate interior angles & (i v) 3 - 6, 4 - 5 \end{matrix}$

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Match the following iron ores with their formulae. Name of oreFormulai) Magnetitea)Fe2O3ii) Haematiteb)FeS2iii) Spathic iron orec)FeCO3iv) Iron pyrited)Fe3O4

The correct option is D i→d,ii→a,iii→c,iv→b The formula of 'Magnetite' is Fe3O4. The formula of 'Haematite' is Fe2O3 The formula of 'Spathic iron ore' is FeCO3 The formula of 'Iron pyrite' is FeS2

Match the following iron ores with their formulae.

$\begin{matrix} Name of ore & Formula i) Magnetite & a) F e_{2} O_{3} ii) Haematite & b) F e S_{2} iii) Spathic iron ore & c) F e C O_{3} iv) Iron pyrite & d) F e_{3} O_{4} \end{matrix}$

The correct option is D
$i \to d, i i \to a, i i i \to c, i v \to b$

The formula of 'Magnetite' is $F e_{3} O_{4}$ .

The formula of 'Haematite' is $F e_{2} O_{3}$

The formula of 'Spathic iron ore' is $F e C O_{3}$

The formula of 'Iron pyrite' is $F e S_{2}$