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Question 1 Write a short note on the following
Question 2 What are aromatic acids? Explain the properties of aromatic acids with its uses
Question 3 Give an account on Electrode Potential and E.M.F of a galvanic cell
Question 4 Define and classify alkanes. List the properties of alkanes
Question 5 What is stereo isomerism? List and explain different types of stereo isomerism with an example
1 gm of a metallic oxide on reduction gives 0.68 gm of the metal. ans) Mass of metal/mass of oxygen=eq. mass of metal/eq. mass of oxygen. applying this we get .68/.32=x/8 x=1
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
Q. What do you mean by Permissible level ? To regulate and enforce safety about the use of these synthetic colours and dyes PFA, 1954 has covered their use in part IV comprisin
State 2nd law of thermodynamics in many forms as possible and show that they are identical in figures?
bohr model for hydrogen atom?
Q. What is the use of Gallium? Gallium is mainly used in semiconductor technology. It is used for doping other semiconductor and in solid state devices such as transistors.
how periodic table is helpful in chemistry give two example
1. A compound whose empirical formula is CH 3 has a molar mass of 30 g/mol. What is its molecular formula? (3 points) 2. Find the molecular formula for each of the following co
what is colloids
An ion has 18 electrons in the outermost shell, it is: (1) Cu + (2) Th 4+ (3) Cs + (4) K + Ans
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