Are you looking to take an online test for knowledge of the properties and uses of metals, minerals and ores? Then look no further than this MCQ on Properties and Uses of Metals, Minerals and Ores Chemistry Quiz! Test your knowledge and gain a deeper understanding of the properties and uses of these materials. Find out which questions you know the answer to and which ones you need to brush up on
Question 1. The heaviest natural element is ________.
Question 2. Heaviest metal of the following is made of ________.
Question 3. Which of the following is lighter than water?
Question 4. The chemical structure of the pearl is _________.
(A) Calcium Sulphate
(B) Calcium Chloride
(C) Calcium Carbonate & Magnesium Carbonate
(D) Calcium Carbonate
Question 5. The main constituents of pearl are _________.
(A) Calcium Oxide and Ammonium Chloride
(B) Ammonium Sulphate and Sodium Carbonate
(C) Aragonite and Conchiolin
(D) Calcium Carbonate and Magnesium Carbonate
Question 6. Pearl is mainly constituted of ___________.
(A) Calcium Oxalate
(B) Calcium Sulphate
(C) Calcium Oxide
(D) Calcium Carbonate
Question 7. What are Rubies and Sapphires chemically known as?
(A) Boron Nitride
(B) Lead Tetroxide
(C) Aluminium Oxide
(D) Silicon Dioxide
Question 8. These days yellow lamps are frequently used as street light. Which one of the following is use in these lamps?
Question 9. Sodium Vapour Lamp is usually used as street light, because ________.
(A) It is brightly illuminating
(B) It is pleasing to the eyes
(C) Light from this is monochromatic and will not split through water droplets
(D) These are cheap
Question 10. The most commonly used substance in fluorescent tubes are __________.
(A) Mercuric Oxide and Neon
(B) Mercury Vapour and Argon
(C) Sodium Vapour and Neon
(D) Sodium Oxide and Argon
Question 11. Which one of the following metals is accessed in the native state?
Question 12. Which one of the following is the correct sequence of the given substances in the decreasing order of their densities?
(A) Gold > Steel > Mercury
(B) Steel > Gold > Mercury
(C) Gold > Mercury > Steel
(D) Steel > Mercury > Gold
Question 13. How many carats is pure gold?
Question 14. The softest mineral, Talc (Soapstone) is mainly?
(A) Magnesium Silicate
(B) Sodium Phosphate
(C) Sodium Silicate
(D) Manganese Silicate
Question 15. The chemical name of limestone is __________.
(A) Sodium Sulphate
(B) Sodium Chloride
(C) Magnesium Chloride
(D) Calcium Carbonate
Question 16. Chemically ‘Plaster of Paris’ is ___________.
(A) Calcium Oxalate
(B) Calcium Oxide
(C) Calcium Carbonate
(D) Calcium Sulphate
Question 17. The chemical formula of the Plaster of Paris is ___________.
(A) CaSO4 ·2H2O
(B) CaSO4 ·H2O
(C) CaSO4 ·½H2O
Question 18. Doctors, Artists and Sculptors use Calcium Sulphate which is popularly known as ________.
(A) Plaster of Paris
(B) Bleaching powder
(D) Quick lime
Question 19. Monazite is an ore of __________.
Question 20. Which one of the following materials is very hard and very ductile?
(B) Cast iron
Question 21. Which one of the following is the hardest metal?
Question 22. Which is the most reactive metal?
Question 23. Which is the hardest in the following?
Question 24. Which of the following is the electron configuration of a metallic element?
(A) 2, 8, 8, 2
(B) 2, 8, 8
(C) 2, 8, 7
(D) 2, 8
Question 25. Which one of the following pairs of metals constitutes the lightest metal and heaviest metal, respectively?
(A) Aluminium and Mercury
(B) Aluminium and Osmium
(C) Lithium and Osmium
(D) Lithium and Mercury
Question 26. Mica is a ____________.
(A) Bad conductor of heat and good conductor of electricity
(B) Good conductor of heat and electricity both
(C) Bad conductor of both heat and electricity
(D) Good conductor of heat and bad conductor of electricity
Question 27. In which of the following industries is mica used as a raw material?
(B) Glass and pottery
(D) Iron and steel
Question 28. Which one of the following liquids is very good conductor of heat?
Question 29. Which one of the following metals is liquid at room temperature?
Question 30. Which one of the following metals is liquid at ordinary temperature?
Question 31. Mercury is basically used in thermometer devices because its especiality is _______.
(A) High specific heat
(B) High circulation power
(C) High liquidity
(D) High density
Question 32. Which of the following do not react with water at all?
(A) None of the above
Question 33. There is no reaction when steam passes over?
Question 34. Iron is obtained from __________.
(C) Monazite Sand
Question 35. Which of the following materials has the highest electrical conductivity?
Question 36. Which of the following is mainly used for the production of Aluminium?
Question 37. Bauxite is an ore of which of the following metals?
Question 38. Bauxite is the ore of _________.
Question 39. Aluminium metal is obtained from _________.
(D) Pitch blende
Question 40. Which one of the following statements is correct?
(A) Zinc amalgams are used as a dental filling
(B) Bordeaux mixture consists of sodium sulphate and lime
(C) Calcium carbonate is an ingredient of toothpaste
(D) Liquid sodium is employed as a coolant in nuclear reactors
- Assertion (A): Sodium metal is stored under kerosene.
- Reason (R): Metallic sodium melts when exposed to air.
(A) (A) is false, but (R) is true
(B) (A) is true, but (R) is false
(C) Both (A) and (R) are true, but (R) is not the correct explanation of (A)
(D) Both (A) and (R) are true and (R) is the correct explanation of (A)
Question 42. Match List-I with List-II and select the correct answer using the code given below the lists.
|(a) Minimum heat conducting||1. Gold|
|(b) Most flexible and able to increase by bang metal||2. Lead|
|(c) The highest amount of metal is found||3. Aluminium|
|(d) Best conductors of heat and electricity||4. Silver|
Question 43. Match List-I with List-II and select the correct answer using the code given below the lists.
|List-I (Industrial Process)||List-II (Industry)|
|(a) Cracking||1. Rubber|
|(b) Smelting||2. Petroleum|
|(c) Hydrogenation||3. Copper|
|(d) Vulcanization||4. Edible Fats|
Question 44. Match List-I with List-II and select the correct answer using the code given below the lists.
|List-I (Naturally occurring substance)||List-II (Elements present)|
|(a) Diamond||1. Calcium|
|(b) Marble||2. Silicon|
|(c) Sand||3. Aluminium|
|(d) Ruby||4. Carbon|