Arrange the following elements in the order of their abundance in Earth's crust:

Aluminium - $A l$ , Silicon - $S i$ , Oxygen - $O$ , Iron - $F e$ .

A l > O > F e > S i

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O > A l > F e > S i

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O > S i > A l > F e

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O > A l > S i > F e

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Solution

The correct option is C $O > S i > A l > F e$
Oxygen is the most abundant element in the Earth's crust with 46.6% followed by silicon which contributes 27.7%. Aluminium accounts for 8.1% whereas iron comes fourth at only 5%.

So, the order of abundance is $O > S i > A l > F e$

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Similar questions

Q. Arrange the following elements in the order of their abundance in Earth's crust.

Aluminium - $A l$ , Silicon - $S i$ , Oxygen - $O$ , Iron - $F e$ .

Question 17
Arrange the following elements in the order of their decreasing metallic character
Na, Si, Cl, Mg, Al

(a) Cl > Si >Al > Mg >Na
(b) Na >Mg >Al >Si > Cl
(c) Na > Al > Mg > Cl > Si
(d) Al > Na> Si > Ca> Mg

The first ionistation enthalpies of Na, Mg, Al, and Si are in the order
(a) Na< Mg > Al < Si (b) Na> Mg > Al > Si
(c) Na< Mg< Al< Si (d) Na> Mg> Al < Si

Q. Complete and balance the following equations:
(i) Al + O₂

\overset{}{\to}

(ii) Al + N₂

\overset{}{\to}

(iii) Al + KOH + H₂O

\overset{}{\to}

(iv) Fe₂O₃ + ______

\overset{}{\to}

Al₂O₃+ _______.
(v) Fe₂O₃ + CO

\overset{}{\to}

The correct formula of exhausted permuitit is :

$(p) N a_{2} A l_{2} S i_{2} O_{8} . x H_{2} O$

$(q) K_{2} A l_{2} S i_{2} O_{8} . x H_{2} O$

$(r) M g A l_{2} S i_{2} O_{8} . x H_{2} O$

$(s) C a A l_{2} S i_{2} O_{8} . x H_{2} O$

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Arrange the following elements in the order of their abundance in Earth's crust: Aluminium - Al, Silicon - Si, Oxygen - O, Iron - Fe.

The correct option is C O>Si>Al>FeOxygen is the most abundant element in the Earth's crust with 46.6% followed by silicon which contributes 27.7%. Aluminium accounts for 8.1% whereas iron comes fourth at only 5%. So, the order of abundance is O>Si>Al>Fe

Arrange the following elements in the order of their abundance in Earth's crust:

Aluminium - $A l$ , Silicon - $S i$ , Oxygen - $O$ , Iron - $F e$ .

The correct option is C $O > S i > A l > F e$
Oxygen is the most abundant element in the Earth's crust with 46.6% followed by silicon which contributes 27.7%. Aluminium accounts for 8.1% whereas iron comes fourth at only 5%.

So, the order of abundance is $O > S i > A l > F e$