Assertion (A): The PH of a buffer solution containing equal moles of acetic acid and sodium acetate is 4.8 (pKa of acetic acid is 4.8)Reason (R): The ionic product of water at 250C is l0-14 mol2 .L-2. The correct answer is
Which of the following is not correct regarding the properties of ionic compounds ?
Vicinal dihalide (C2H4Br2) on heating with excess alc.KOH and Zinc dust gives ’y’ and ‘z’ respectively. Both ‘y’ and ’z’ on oxidation with Bayer’s regent gives A and B.A and B respectively are
Which of the following statements is correct
Assertion (A) : K, Rb and Cs form superoxides.Reason (R) ; The stability of the superoxides increase from 'K' to 'Cs' dueto decrease in lattice energy. The correct answer is
For the reaction A(g)⇔B(g)+C(g),Kp at 4000C is 1.5x10-4 and Kp at 6000C is 6x10-3 Then the incorrect statement is
which of the following is not correcr?
Gold number is used to show
Hydrolysis of sucrose with dilute aqueous sulphuric acid yields
List-I
List-II
List-III
CH3COONa
Alc.KOH
Ethylene
CHCl2-CHCl2
H2O
Acetylene
C2H5MgI
NaOH+CaO
Methane
CH3-CH2Cl
Zn dust
Ethane
The correct match is
Which of the following is not correct