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An ion has 18 electrons in the outermost shell, it is:
(1) Cu+
(2) Th4+
(3) Cs+
(4) K+
Ans: Cu+
Write one reaction each to exemplify the following: (a) Aldol condensation (b) Friedel-Crafts reaction
Perfluorocarbons (PFCs): Perfluorocarbons (C n F 2n+2 ) are acquired by controlled fluorination of vapourized alkanes diluted along with nitrogen gas in the existence of a cata
Which of the following pairs of species has same electronic configuration: (1) Zn 2 and Ni 2+ (2) Co +3 and Ni 4 (3) Co 2+ and Ni
questions related to hybridization of ccompounds
Evidence in favor of Kekule's structure 1. Benzene combines along with 3 molecules of hydrogen or three molecules of chlorine. It also collides along with 3 atoms of ozone to
metals iron, aluminium, copper, gold, etc. have great industrial significants. which are their important ores? important alloys of iron, aluminium and copper and their uses.
Define the preparation of Titrimetry or Acid-Base Titration I. PURPOSE OF THE EXPERIMENT In this experiment the acid content of vinegar solution was determined by acid-ba
Ask question #Minimum association and dissociation of solute 100 words accepted#
Acetic acid (HAc) is generated by the addition of 10% excess sulfuric acid to calcium acetate (Ca(Ac) 2 ) (stream 1 compared to stream 3). The flow diagram is shown below.
general physical properties of p block elements chemmical
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