31)Cl2 soln
2)methyl salicylate
Bromine can be liberated from KBr solution by the action of :
KI
NaCl
Cl2
I2 solution
An ester used as medicine is :
ethyl acetate
methyl salicylate
ethyl benzoate
methyl benzoate
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13 Answers
1completely agree with msp....
In q1) oxidising power of halogens decreases dwn the group
1which of the folowing gives blue colour with the iodine solution?
starch
maltose
ans given is maltose is that right
1Which electronic transition in hydrogen atom is accompanied by maximum release of energy?
Choice
a) n = 2 to n = 1 b) n = 3 to n = 2 c) n = 4 to n = 3 d) n = 4 to n = 2
why xplain
1If uncertainity in the position of electron is Zero, the uncertainity in its momentum would be
Choice
a) Zero b) ≥h4π c) < h4π d) infinite
xplain
1357Which electronic transition in hydrogen atom is accompanied by maximum release of energy?
Choice
a) n = 2 to n = 1 b) n = 3 to n = 2 c) n = 4 to n = 3 d) n = 4 to n = 2
E=K(1/n12 - 1/n22)
find for which it will be maximum
