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An element has electronic configuration 2, 8, 18, 1. If its atomic weight is 63, then how many neutrons will be present in its nucleus:
(1) 30
(2) 32
(3) 34
(4)33
ans: 34
Why inductive effect is compared with hydrogen?
IUPAC system of nomenclature of complex compounds The naming of any organic compound relies on the name of normal parent hydrocarbon from that it has been derived. IUPAC system
mechanism of make of hexane-1,6-dioic acid by Nitric acid
Aluminium metal is frequently used as a reducing agent for the extraction of metals such as chromium, manganese etc. Explain why? Ans) Aluminium is an highly electropositive metal
what is resonance effect? describe its application and its types?
Initially 5 mol of an ideal gas with Cv,m=12.5 J K^-1 mol^-1 are at a volume of 5 dm^3 and a temperature of 300K. If the gas is heated to 373 K and the volume changed to 10 dm^3, w
zinc+copper(ll) chloride
Q. What is the Structure of diborane? The structure of diborane is of great interest since it cannot be explained on the basis of simple theories of bonding. As mentioned earli
What is the Coordination number of FCC (CN): If we take the corner atom, the face centered atoms are the nearest neighbors. A corner atom has four face centered in its own pl
The number of electrons in c l - ion is: (1) 19 (2) 20 (3) 18 (4) 35 Ans: 18
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