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Chapter 6: Q. 6.9 (page 203)

Write the chemical formula for each of the following:
a. Calcium carbonate
b. Carbon dioxide
c. Iron(II) sulfate

Short Answer

Expert verified

(a)Chemical formula is CaCO3

(b)Chemical formula is CO2

(c)Chemical formula isFeSO4

Step by step solution

01

Part(a) Step1 : Given information

We have been given that,

Calcium carbonate

We need to find the chemical formula.

02

Part(a) Step2: Simplify.

Chemical formula for Calcium carbonate is CaCO3.

  • Reacts with water to form soluble calcium bicarbonate.
  • Main application are in buildings materials, ceramic tiles, adhesives, etc.
03

Part(b) Step1 : Given information

We have been given that,

Carbon dioxide.

We need to find the chemical formula.

04

Part(b) Step2: Simplify 

Chemical formula for Carbon dioxide is CO2.

  • Covalent bonding.
  • Planar molecule.
  • Exist naturally in atmosphere.
  • Contributor for global warming.
05

Part(c) Step1 : Given information

We have been given that,

Iron(II)Sulphate

We need to find the chemical formula

06

Part(c) Step2: Simplify 

Chemical formula for Iron(II)Sulphate is FeSO4.

  • It is type of weak acid.
  • Appears as yellow-brown crystalline solid.
  • This is commonly exist as heptahydrate.

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