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What are distinguishing characteristics of metallic bonding?
Metallic state can be visualized like an array of positive ions, with a common pool of electrons to which all the metal atoms have contributed their outer electrons. These electrons have freedom to move anywhere within crystal and make metallic bonds no directional.
Q. Describe SI System and Standards Ans: What units you will you use science class? Long ago people decided that the "foot" must be standardized so that when I measure
explain manufacturing process of westron also explain its advantages and disadvantages
the simplest forms of physical quantities
Soda lime test - Nitrogen A pinch of an organic compound is heated strongly along with soda lime (NaOH + CaO) in a test tube. If ammonia gas acts, it depicts nitrogen.
what are the chemical properties of colloids
Why do zinc hydroxide, aluminium hydroxide and lead (II) hydroxide dissolve in excess aqueous sodium hydroxide?
Quantitative analysis: The quantitative analysis could be carried out using standard calibration curve, through standard addition or internal addition method. The method is su
The difference among Threshold energy and average energy of the molecules is known as activation energy.
electronic cofiguration of f-block elements
IUPAC name is given to compounds. Carbon is an element so it will bw called as carbon only. eg. hydrocarbons - CH4=methane C2H6=Ethane
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