potassium, Chemistry

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What are the physical properties of halogens, Q. What are the Physical Prop...

Q. What are the Physical Properties of Halogens? Ans. The halogens exist as  diatomic  molecules held together by a single bond. Reactivity becomes less as you move down

Resonance effect or mesomeric effect, Resonance effect or mesomeric effect ...

Resonance effect or mesomeric effect (1) The effect where electrons are transferred from a multiple bond to a molecule, or from a multiple bond to a one covalent bond or lone p

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Explain oriental polarisation. Orientational Polarisation: When two different atoms form a chemical bond, one of the two is more probable to part with one or more of valence

What are the physical properties of solids?, Q. What are the physical prope...

Q. What are the physical properties of solids? Ans. Most solids eventually melt when heated. This is because the particles gain enough energy to exceed the attractive for

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Write the maximum possible coordination number of an atom in an hcp crystal structure of an element? Illustrate the formula relating pressure of a gas with its mole fraction in

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Price ceiling problems: The persistent shortage created by price ceiling will in turn pose the following problems:  Rationing Government may have to apportion the quantity s

How to evaluate mass number, Q. How to evaluate mass number? An isotope...

Q. How to evaluate mass number? An isotope of an element is recognized by its mass number which is the sum of the number of protons and neutrons in the atom's nucleus. Mas

Explain cycloaddition reaction, This cycloaddition reaction involves sixtee...

This cycloaddition reaction involves sixteen electrons; hence, it must be suprafacial on one component and antarafacial on the other.  Thus, it must be a [14s + 2a] or a [14a + 2s]

Organic, properties and uses of glycol?

properties and uses of glycol?

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