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Describing inorganic compounds
It is important to differentiate the stoichiometric or empirical formula of a molecular substance from its molecular formula. The former expresses only the rela
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The non-metallic elements is formed
A bond with maximum covalent character between non-metallic elements is formed: (1) Between identical atoms (2) Between chemically similar atoms (3) B
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Solubility - physical characteristics of...
Solubility - physical characteristics of carbonyl compounds Aldehydes and ketones upto 4 carbon atoms are miscible along with water. This is because of the
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Objectives of transition elements of the...
Q. Objectives of transition elements of the f-block? After studying this unit you should be able to: distinguish between transition and inner-transit
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What is functional group isomerism
The isomerim exhibited by the compounds having the same molucular formula but they having different functional groups is called functional group isomerism.For
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Drying - chemical properties of oils and...
Drying - Chemical Properties of oils and fats Some fixed type of oils, containing glycerides of unsaturated fatty acids comprising two or three double bonds
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The electrons in different shells
Which of the following explains the sequence of filling the electrons in different shells: (1) Hund's rule (2) Octet rule (3) Aufbau principle (4)
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How we can arrange the basic strength o...
The given amines are CH3NH2, (CH3)2NH,NH3,NH2Br. The amines list is from strongest base to weakest . (CH3)2NH CH3NH2.
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Metal
separation of metal
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Spectrometry
a sophisticated ultra/visible/near-IR instrument has a wavelenght range of 185 TO 3000 nm.What are its Wave number and frequency ranges ?
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Electrochemistry
consider the reaction: Mg(s) +2H _Mg(aq)+H2(g).Calculate the standard electrode potential.
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Salt
. Types of salt and what happens when expose to the atmosphere
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Silicon
name the silicon present compound and their uses
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.iodometrically
o.5oog of a sample which contains copper is analyzed iodometrically. Copper(II) is reduced to copper(I) by the iodide. What is the percent copper in the sample
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Talcum powder - chemical in cosmetics
Talcum powder: Talcum powder is utilized to decrease impatience of the skin. Talcum powders such as face powders comprise talc (Mg 3 (OH) 2 Si 4 O 10 ) Cha
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