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Determine five chemical reactions you observe in your daily life.
Properties of ethyl alcohol Physical properties It is a colorless liquid with a characteristic alcoholic smell. Its boiling point is 351K It is neutral towards litmus
What is the chemical formula for hard water?
The electronic configuration (outermost) of Mn +2 ion (atomic number of Mn= 25 ) in its ground state is: (1) 3d 5 , 4s o (2) 3d 4 , 4s 1 (3
why glass electrode is called indicator electrode
Acetylene tetrachloride (Westron), CHCl 2 ·CHCl 2 It is as well called as sym. tetrachloroethane. It is made by the action of chlorine on acetylene in existence of a catalyst
Q. Describe about groups or families in periodic table? Every element may be represented by a one or two letter symbol. In the middle of nineteenth century a Russian chemist Dm
Need to know about atomic mass of clorine
how can we identify the ammonical smell and punjent smell?
Fractional crystallisation- Purification of organic compound The method of separation of diverse components of a mixture by repeated crystallisations is termed as fractional cr
GROUP 14: TIN AND LEAD Tin and lead give some resemblance to the lighter elements in group 14, especially Ge. Although they are uniquely more metallic in their physical and chem
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