Combination Combinati on of different atoms through stoichiometric stoichiometr ic ratio forms (A) compounds (B) elements (C) mixtures mixtur es (D) solutions
73.
Aqueous solution of potash alum (K2SO4.Al2(SO4)3.24H2O) does not display the properties of + 3+ (A) K ions (B) Al ions 2
2–
(C) SO4 ions
(D) O ions
74.
Which of the following can’t be the particles of a colloid? (A) group of atoms (B) group of molecules (C) group of similar charged ions (D) group of opposite charged ions
75.
Liquid Carbon dioxide (CO2) is a (A) mixture of carbon and oxygen (C) solution of carbon and oxygen
(B) compound of carbon and oxygen (D) colloid of carbon and oxygen
Space Space for Rough Work
FIITJEE L t d . , F II I I T J E E H ou o u s e, e, 2 9 -A -A , K a l u S a r a i , S a r v a p r i y a V i h a r , N ew ew D e l h i -1 - 1 1 0 0 1 6 , Ph Ph 4 6 1 0 6 0 0 0 , F a x 2 6 5 1 3 9 4 2
