M(OH)_x " has " a K_(sp) " of " 4 xx 10 ^(-9) and its solubility is 10^(-3) M. The value of x is :
The shape of PO_(4)^(3-) ion is
The solubility of PbSO_4 "in" 0.01 M Na_2SO_4 solution is (K_(sp) of PbSO_4 is 1.25 xx 10^(-9) )
A solution is 0.01 M Kl and 0. 1 M KCl . If solid AgNO_3 is added to the solution, what is the [1^(-) ] when AgCl begins to precipitate [K_(sp) (Agl) =1.5 xx 10^(-16) , K_(sp) (AgCl) =1.8 xx 10^(-10)]
Molarity of 3N H_3PO_4 solution is
The stepwise stability constants of a complex are given below. What is its overall reaction stability constant (beta_(4)) ? M + L hArr ML , K_(1) = 1.0 xx 10^(4) ML + L hArr ML_(2) , K_(2) = 1.0 xx 10^(3) ML_(2) + L hArr ML_(3) , K_(3) = 1.0 xx 10^(3) ML_(3) + L hArr ML_(4) , K_(4) = 1.0 xx 10^(2) (Overall reaction : M + 4L hArr ML_(4) )
Equivalent conductance of saturated BaSO_4 is 400 ohm^(-1) cm^(2) "equiv"^(-1) and specific conductance is 8 xx 10^(-5) ohm^(-1), cm^(-1) . Hence K_(sp) of BaSO_4 is
An aqueous solution of metal bromide MBr_2 (0.05 M) is saturated with H_2 S . For saturated H_2 S of 0.1 M, K_1 = 10^(-7) and K_2 = 1.3 xx 10^(-13) . What is the minimum pH at which MS will precipitate? K_(sp) . for M S is 6 xx 10^(-21)
NARENDRA AWASTHI-IONIC EEQUILIBRIUM-Assertin-Reason Type Questions
