Which of the following are homogeneous in nature?
(i) Ice (ii) Wood (iii) Soil (iv) Air

Which of the following are compounds ? (i) Co (ii) NO(iii) NO(iv)CO

What are homogeneous and heterogeneous mixtures ? Which of the following are homogeneous ? (a) tap water (b) wood (c) soil (d) smoke (e) cloud.

Which of the following metals exist in their native state in nature ? (i) Cu (ii) Au (iii) Zn (iv) Ag

Which of the following mixture are homogeneous ? (a) Tap water , (b) air , ( c) soil , (d) smoke, (e) cloud

Which among the following is/are solid aerosol? (i) Dust (ii) Fog (iii) Aerosol spray (iv) Air

Which of the following are chemical changes? (i) Decaying of wood (ii) Burning of wood (iii) Sawing of wood (iv) Hammering of a nail into a piece of wood

Which of the following are chemical changes? (i) Decaying of wood (ii) Burning of wood (iii) Sawing of wood (iv) Hammering of a nail into a piece of wood