Property of Matter and their Classification
Chemistry

Property of Matter and their Classification

We are to use various materials in doing different work. We use of thousand of materials, starting with the water to wash our hands and…
Why the Density of Ice is Lower than Water?
Chemistry

Why the Density of Ice is Lower than Water?

Each ice crystal may be considered as a giant molecule. In ice, each oxygen atom is linked to four hydrogen atoms- two of them by…
What is Van dar Waals Force?
Chemistry

What is Van dar Waals Force?

The force of attraction among the molecules of non polar covalent compounds is known as Van der Waals force. Van der Waals force is very…
What is Pi (π) Bond?
Chemistry

What is Pi (π) Bond?

Pi (π) bond: When two orbitals of two atoms overlap sidewise to form a covalent bond, the resulting bond is known as π-bond. It is…
Explain Uses of Noble Gas
Chemistry

Explain Uses of Noble Gas

Uses of Noble Gas: (A) HELIUM Because of its lightness and non-inflammability helium is used to filling balloons for meteorological observations. Because of its lightness,…
Separation of Noble Gases in Dewar’s Method
Chemistry

Separation of Noble Gases in Dewar’s Method

The individual noble gases can be separated by Dewar Charcoal adsorption method. The principle involved in Dewar’s method: Activated coconut charcoal adsorbs all the Noble…
Explain Isolation of Noble Gases in Ramsay-Raleigh’s Method
Chemistry

Explain Isolation of Noble Gases in Ramsay-Raleigh’s Method

The noble gases are isolated from air by removing oxygen and nitrogen from air free from carbon-di-oxide, water vapor, dust particles, etc. These are chemical…
Define and Describe on Noble Gases or Inert Gases
Chemistry

Define and Describe on Noble Gases or Inert Gases

Group 18 of the periodic table consists of helium, neon, argon, krypton, xenon and radon. All these are gases under ordinary conditions of temperature and…
Laboratory Preparation of Xenon Fluoride Compounds
Chemistry

Laboratory Preparation of Xenon Fluoride Compounds

Xenon forms three binary Fluorides XeF2, XeF4, and XeF6 by the direct union of elements under appropriate experimental conditions. PROPERTIES: Xe F2, Xe F4 and…
Why Silver Fluoride is Soluble in Water but Silver Chloride not Soluble?
Chemistry

Why Silver Fluoride is Soluble in Water but Silver Chloride not Soluble?

Ionic compounds are generally soluble in polar solvents like water, covalent compounds are not. So if the anion of any salt is very much polarized,…
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