Question

(ix) Which of the following has reddish brown colour?
(a) Gold
(b) Copper
(c) Iron
(d) Brass

Answer 1

Answer:

heyya mate..

gold is the correct answer.

hope it will helpful for uh...

Answer 2

Among the following, copper has a reddish-brown color. (Option b)

• The element copper is well-known because of its color.
• The reddish-brown color of copper makes it easy to identify the element.
• The color of copper is an important physical property.
• When copper reacts with oxygen, the reddish-brown tint turns green.
• This green layer is called patina and it acts as a protective layer for the copper.
• Copper is used in paints, varnishes, enamels, ceramics, inks, etc as coloring agents.