molecule on the reactant side. Balanced equation is, As S + HNO + H O → H AsO + H SO + NO 11th Std Chemistry 11th Std Chemistry - - - - EVALUATION I Choose the best answer . (a) ml of CO gas . (d) u .
(c) assertion is true but reason is false . (b) oxygen . (a) g . (c) .
(d) mole of HCl . (c) BaCl + H SO → BaSO + HCl . (b) P + NaOH + H O → PH + NaH PO . (b) .
. (d) . x molecules of water . (a) NO .
(a) . x . (c) S O - < SO - < S O - < SO - . (c) molar mass of ferrous oxalate / .
(d) the mass of one mole of carbon . (c) the ratio between the number of molecules in A to number of molecules in B is : . (a) . g .
(b) g mol - . (c) both (a) & (b) . (a) propene . (a) relative atomic mass is u .
(a) C 11th Std Chemistry 11th Std Chemistry - - - - Key to the multiple choice questions . CH (g) + 2O (g) → CO (g)+ H O (l) Content CH O CO Stoichiometric coefficient Volume of reactants allowed to react mL mL Volume of reactant reacted and product formed mL mL mL Volume of gas after cooling to the room temperature - - mL Since the product was cooled to room temperature, water exists mostly as liquid. Hence, option (a)