A) Only I and II

B) Only I and II

C) All I, II and III

D) Only II and III

A) boron

B) arsenic

C) All of the above

D) antimony

A) Zinc Phosphate

B) Silver Chroride

C) Silver Sulphide

D) Silver Iodide

A) Oxygen

B) Water

C) Light

D) Carbon dioxide

A) two polysaccharides

B) two monosaccharides

C) All the above

D) one monosaccharide and one polysaccharide

A) Substition reaction

B) Addition reaction

C) Decomposition reaction

D) Combustion reaction

A) Carbon dioxide

B) Oxygen

C) Milk

D) Water

A) Fluorine & Iodine

B) Chlorine & Fluorine

C) Fluorine & Iodine

D) Chlorine & Hydrogen peroxide

A) Tricalcium silicate

B) Di-calcium silicate

C) Tri-calcium aluminate

D) Tetra calcium alumino ferrite

A) Only I and III

B) Only I and II

C) All I, II and III

D) Only II and III

A) Deuter

B) Protium

C) All

D) Tritium

A) a nonpolar molecule with nonpolar bonds

B) a nonpolar molecule with polar bonds

C) a polar molecule with nonploar bonds

D) a polar molecule with polar bonds

A) Non-equilibrium, reversible

B) Non-equilibrium, irreversible

C) equilibrium, reversible

D) equilibrium, irreversible

A) Baking Soda

B) Baking Powder

C) Washing Soda

D) Bleaching Powder

A) Table salt

B) Air

C) Brass

D) Soda

A) Sulphur

B) Silicon

C) All of the above

D) Scandium

A) Ferrus

B) Argentinum

C) Selenium

D) Aurum

A) Isotopes

B) Isomers

C) Isomorphs

D) Allotrope

A) Each firm produces a differentiated product

B) A large number of firms compete

C) Barriers to entry

D) Both answers A and B are correct

A) Tons of pressure must be applied.

B) The parent rock must be in solid form.

C) All the above

D) The process must take place underground.