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Visible range of hydrogen spectrum will contain the following series:
(1) Pfund
(2) Lyman
(3) Balmer
(4) Brackett
Ans: Balmer
Sodium alkyl sulphates - Oils and Fats These types of detergents are sodium salts of sulphuric acid esters of long chain aliphatic alcohols consisting of generally 10 to 15 car
What are ferrites? Ferrites are ceramic compounds having trivalent metal having three valence electrons iron and oxide of divalent element i.e. metals having two free electrons
Chemical nature
The standard EMF of Pt/H2(g)/HCl(aq)//AgCl(aq)/Ag has been experimentally determined from 0-90?C to yield the following; E?/V =0.23659 – 4.856 * 10-4t(?C) – 3.4205 * 10-4t2(?C) +
Askccomparison between caulometry and electrogravimetry question #Minimum 100 words accepted#
#questionprepare acetaldehyde from acetylene ..
If the atomic weight of an element is 23 times that of the lightest element and it has 11 protons, then it contains : (1)11 protons, 23 neutrons, 11 electrons (2)11 protons,
The angle among the lines joining the nuclei of the bonded atom with a central atom is known as bond angle.
Calculate the force constant of CF4 and SiF4 and compare their relative strengths with each other. The heats of formation of CF 4 and SiF 4 are -1222 kJmol -1 and -1615
the most stable structure of chrysene
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