Which layer is formed on Al , when it is exposed to air? - Vidyadip

MCQ

Which layer is formed on Al , when it is exposed to air?

A
$Al _3 O _2$
✓
$Al _2 O _3$
C
AlO
D
AlN

✓

Answer

Correct option: B.

$Al _2 O _3$

B

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q" from PART - 1 CH - 3 Metals and Non-Metals→PART - 1 CH - 3 Metals and Non-Metals — all question types→Science STD 10 question papers→Gujarat Board STD 10 question papers→Gujarat Board question paper generator→

Similar questions

In which of following process, ATP is used?

What is the direction of the magnetic force acting on a current-carrying wire placed in a magnetic field ?

Find mismatched pair:

Decomposition of lead $(II)$ nitrate forms lead $(II)$ oxide, nitrogen dioxide and oxygen gas. What is the value of co-efficient of nitrogen dioxide in the balanced equation?

In the human eye, the image of an object is formed at the _____________ .

Which type of image is formed by a convex mirror?

Among violet, yellow and red colour light, which light has greatest wavelength ?

A ray of light travelling in air is obliquely incident on undisturbed horizontal surface of pond water. Inside the water, it...

Fullerene is an allotropic form of ...

Which of the following helps in maintaining posture and balance of the human body?