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1s2, 2s2, 2p6 3s1 shows configuration of:
(1) Al3+ in ground state
(2) Ne in excited state
(3) Mg+ in excited state
(4) None of these
Ans: Mg+ in excited state
The radius of electron in the first excited state of hydrogen atom is: (1) a 0 (2) 4a 0 (3) 2a 0 (4) 8a o
I have 11.2 L of a gas at stp. I need to use the molar volume to find how many molecules are in that gas.
Explain DTA
Formic acid is a weak acid along with a pKa of 3.75. The name comes by the Latin term "formica" ("ant") since this is very plentiful into the secretions of several species of ants,
Q. Illustrate Chemical nomenclature? Ans. Chemical nomenclature is the system of names that chemists use to identify compounds precisely. The systematic method of naming c
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
Preparation of dihydric alcohols
sample exam questions
An example for trihydric phenols
Basics of Potentiometry: In this unit, you have learnt about electrode potentials, principles of potentiometer and measurement of potential, different types of reference elect
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