Which metal is extracted from sea water?

Related Mcqs:

1. The salinity of sea water is determined by the amount of common salt (Sodium Chloride) in __________ of sea water.

   A. 1 gram
   B. 10 grams
   C. 1 kg
   D. 10 kg

2. Which metal is called “metal of hope”?

   A. Uranium
   B. Titanium
   C. Gold
   D. Platinum

   Submitted by: Mir Turab Ali

3. First antibiotic was extracted from a _________?

   A. Bacteria
   B. virus
   C. Fungus
   D. None of these

   Submitted by: Rafi Umar

4. Sea water (Salt water) freezes at ?

   A. Same temperature as fresh water.
   B. Slightly higher temperatures than fresh water.
   C. Slightly higher temperature than fresh water.
   D. Sea water does not freeze

   Submitted by: Mansoor Ahmed Suhag

5. An iceberg is floating in sea. How much of its mass will remain above the surface of water?

   A. One tenth
   B. One fifth
   C. One fourth
   D. One third

6. The most abundant element in sea water is?

   A. Chlorine
   B. Sodium
   C. Sulfur
   D. Magnesium

   Submitted by: Naveed Tahir

7. Which metal is pure conductor of electricity?

   A. Copper
   B. Gold
   C. Silver
   D. lead

   Submitted by: Wajahat Ali

8. Which metal is non toxic in nature?

   A. Silver
   B. Iron
   C. Copper
   D. Gold

   Submitted by: Malik Asghar Hussain

9. Charge carriers in a metal are electrons rather than protons because electrons are?

   A. Smaller
   B. Negative
   C. Loosely bound
   D. All of the above

   Submitted by: Malik Asghar Hussain

10. Which of the following are the ingredients of gun metal?

    A. Iron, Zinc and Titanium
    B. Iron and Tin
    C. Iron, Brass and Tin
    D. Copper, Tin and Zinc

    Submitted by: Muhammad Ali Kunbhar