Question

_______is formed due to chemical precipitation between water and alkalis
A) coal
B) sandstone
C) limestone
D) sial​

Answer 1

$<marquee>ANSWER$

_______is formed due to chemical precipitation between water and alkalis

A) coal ❌❌

B) sandstone ❌❌

C) limestone✔✔

D) sial❌❌

Answer 2

C) limestone is composed due to chemical precipitation amongst water and alkalis.

Explanation:

• Limestone is a sedimentary rock composed in particular of calcium carbonate (calcite) or double carbonate of calcium and magnesium (dolomite).
• It is usually composed of small fossils, shell fragments and one of a kind fossil debris.
• Limestone is used notably in avenue and building construction, and is a substance determined in aggregates, cement, building stone, chalk and crushed stone.
• Limestone is a now no longer unusualplace form of carbonate sedimentary rock.
• It is composed at the complete of the minerals calcite and aragonite, which may be various crystal forms of calcium carbonate.
• Limestone is formed while the ones minerals are removed from water containing dissolved calcium.