Std-10 Most Imp Ch 1 Gseb L-13 રસાયણિક પ્રક્રિયાઑ અને સમીકરણ

In a saturated aqueous solution of AgBr, concentration of Ag^(+) ion is 1xx10^(-6) mol L^(-1) it K_(sp) for AgBr is 4xx10^(-13) , then concentration of Br^(-) in solution is

In the hydrocarbon underset(6)(CH_(3))-underset(5)(C) equiv underset(4)(CH) - underset(3)overset(CH_(3))overset(|)(CH) - underset(2)(C )equiv underset(1)(CH) the state of hybridizaton of carbon 1,3 and 5 are in the following sequence

The heat librerated on complete combustion of 1 mole of CH_(4) gas to CO_(2)(g) and H_(2)O(l) is 890 kJ. Calculate the heat evolved by 2.4 L of CH_(4) on complete combustion.

R is a relation from {11, 12, 13} to {8, 10, 12} defined by y=x-3 . Then, R^(-1) is (a) {(8, 11), (10, 13)} (b) {(11, 8), (13, 10)} (c) {(10, 13), (8, 11), (8, 10)} (d) none of these

Volume OF cube = ( side ) ^3 or a^3|| Volume OF cuboid = l*b*h|| unit conversatation 1 decimeter = 10cm,, 1m^3 = 1000 liter|| Discussion OF Ex-13.6

Let L= Lim_(x rarr-2)(3x^(2)+ax+a+1)/(x^(2)+x-2) .If L is finite,then a) L= 4/3 b) L=13 c) L=-2 d) L= -1/3

Which oxide produces the most acidic solution when 0.1 mol is added to 1L of H_(2)O ?

In the hydrocarbon CH_(3)-CH = CH-CH_(2) -C = CH The state of hybridization of carbons 1,3 and 5 are in the following sequence