1. A mineral deposit that can be mined and from which an element or compound can beobtained profitably is known as an ___________.2. Metals like ______ cannot be broken into sheets.3. To prevent sodium from _______ ,it is stored under kerosene.4. The activity series of metals is the arrangement of metals in ___ order of their reactivity.5. __________ is used to make high voltage electric lines.6. The individual components of fractional distillation are called ________.7. ___ are the basic units of all living organisms.8. The _________ and _________ together make up protoplasm.9. The somatic cell has ______ chromosomes in its nucleus.10. ______ is added to view a plant cell under microscope.11. Graphite is a ______ conductor.12. A ______ is used to test if a liquid is a good conductor of electricity.13. The negatively charged ions are _________ and positively charged ions are_______.14. Liquids that do not form ions are called as __________

What information does the activity series of metals give?A.It predicts if one metal will replace another metal in a compound.B.It gives the ionic charges of most metals on the periodic table.C.It identifies which metals have the highest electronegativities.D.It tells which metals will react with nonmetals to form compounds.

Dissimilar metals will corrode in the presence of _______.Group of answer choicescaustic chemicalsan electrical currentan electrolytewater

During electrorefining of metal the pure metal is deposited at________.

16. Identify the mineral by referring the given options:(i) it is the major energy source in India.   (ii) Provides fuel for heat and lighting.   (iii) Provides lubricant for machinery.   (iv) Provides raw material for a number of manufacturing industries.*1 point(a) coal(b) copper(c) petroleum(d) iron

3. An element that is generally shiny, easily pulled into wires, hammered into thin sheets, good conductor. ___________4. Ability of a metal to reflect light. _________________________5. The ability of a substance to be hammered or rolled into thin sheets. ___________________6. Elements that have no metallic properties. _____________________7. An element that has physical and chemical properties of both metals and nonmetals. _____________________8. Conducts electricity at high temperatures, but not at low temperatures. ________________________9. The ability to be pulled into thin wires. ___________________________10. The elements in group 18. _______________________________11. What information about an element is usually included on an element key?12. Mendeleev arranged the table by atomic _____________ and Mosely arranged the table by atomic ____________.