MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Extraction of Aluminium

Which of the ...

Question

Which of the following ore is called malachite?

A

{C u}_{2} S

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

C u {C O}_{3}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

C u {C O}_{3} . C u {(O H)}_{2}

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

D

{C u}_{2} O

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is C $C u {C O}_{3} . C u {(O H)}_{2}$
Malachite $[C u {C O}_{3} . C u {(O H)}_{2}]$ is an ore of copper.

Suggest Corrections

thumbs-up

0

Similar questions

C u C O_{3} \cdot C u (O H)_{2}

is also known as Malachite (green). State True or False.

Q. Match the following:

Column I	Column II
A. Sphalerits	p. $F e C O_{3}$
B. Malachite	q. $Z n C O_{3}$
C. Calamine	r. $N a_{3} A l F_{8}$
D. Cryolite	s. $C u C O_{3} \cdot C u (O H)_{2}$
E. Siderite	t. $Z n S$

H_{2} S O_{4} + C u C O_{3} \to

+ H_{2} O + C O_{2}

Q. Match List-I with List-II

List-I	List-II
(a) Haematite	(i) Al₂O₃. xH₂O
(b) Bauxite	(ii) Fe₂O₃
(c) Magnetite	(iii) CuCO₃. Cu(OH)₂
(d) Malachite	(iv) Fe₃O₄

Choose the correct answer from the options given below:

Q. "In moist air, copper corrodes to produce a green layer on the surface". For this, the reaction is :

C u + H_{2} O + {C O}_{2} + O_{2} \to C u {C O}_{3} \cdot C u {(O H)}_{2}

If the statement is true enter 1 else enter 0.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Metallurgy of Aluminium

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Extraction of Aluminium

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon