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Give reasons for the following: a. Molten aluminium bromide is poor conductor of electricity. b. Nitric oxide becomes brown when released in air. c. PCl
Define the General Arrangement of Physical Elements of a Galvanic cell? The general arrangement of the physical elements of a galvanic cell is therefore Terminal - electron
After the treatment of A with concentrated H 2 SO 4 and acetonitrile under thermodynamic conditions, only E formed that was subsequently hydrolyzed to B. Draw the structure of
Q. General Characteristics of elements of Group 13? All the elements of Group 13 have similar valence shell electronic configuration of ns 2 np 1 , but the underlying core vari
What are laws of crystallography? How does it help in study of crystal structure
The emission spectrum of hydrogen is found to satisfy the expression for the energy change. teiangle E (in joules) such thatTriangle E= 2.18x10(1/n 2 1 - 1/ n 2 1 ) J where n
Q. What is Oxidation Numbers? Ans. Chemists find it useful to describe the oxidation states of an element by means of oxidation numbers. The oxidation number of an element
give examples
Which of the following explains the sequence of filling the electrons in different shells: (1) Hund's rule (2) Octet rule (3) Aufbau principle (4) All of these Ans
Hydrazine, N2H4, reacts exothermically with hydrogen peroxide, H2O2, to produce gaseous nitric acid and water vapour. What would a balanced equation for this reaction be?
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