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Liquid propellants - Monopropellants and Bipropellants
These contain an oxidizer like liquid oxygen, nitrogen tetroxide (N2O2) or nitric acid and a fuel for example alcohol, hydrazine, liquid hydrogen & kerosene. These are further categorized as,
(1) Monopropellants
(2) Bipropellants
what reactions take place
Q. Catalytic activity of metalloenzymes? Catalytic activity of metalloenzymes depends on the complex form in ability of a particular metal ion. One specific example is carbonic
Be 2+ is isoelectronic with: (1) Mg 2+ (2) Na + (3) Li + (4) H + Ans: Li +
The set of quantum numbers not applicable for an electron in an atom is: (1) n= 1, l=1, m 1 = 1, m s = +1/2 (2) n= 1, l=0, m 1 = 0, m s = +1/2 (3) n= 1, l=0 m
what is wet test for acid redicals?
why we use lithium in corey house reaction
Electronic configuration of Sc 21 is: (1) 1s 2 , 2s 2 , 2p 6 , 3s 2 , 3p 6 , 4s 2 , 3d 1 (2) 1s 2 , 2s 2 , 2p 6 , 3s 2 , 3p 6 , 4s 1 , 3d 2 (3)1
Nitrogen has the electronic configuration 1s 2 , 2s 2 , 2p 1 x , 2p 1 y , 2 p 1 z and not 1s 2 , 2s 2 , 2p 2 x , 2p 1 y , 2 p 0 z which is determined by: (1) Aufb
Write chemical tests to distinguish among: a) Phenol and Benzoic acid b) Propanal and propanone c) Formic acid and Acetic acid
why is soda lime used instead of plain NaOH in preparation of methane?( for class 10)
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