An element that does not occur in nature but can be produced artificially is__________?

Related Mcqs:

1. The element used in lead pencils is__________?

   A. Zinc B. Lead C. Carbon D. Tin Submitted by: ABDUL HAYEE...

2. The heaviest man made element found so for is__________?

   A. Promethium B. Ununoctium C. Francium D. Technetium Submitted by: Malik Asghar Hussain...

3. During which process does heat transfer occur because of density differences__________?

   A. Convection  B. Radiation C. Conduction D. None of these Submitted by: Rida...

4. One of the following ways of expressing the concentration of a solution does not depend on temperature. It is__________?

   A. Molarity B. Molality C. Normality D. Formality Submitted by: Mansoor Ul Haque...

5. Spring tides occur on new moon and full moon days because on these days_____________?

   A. Sun, moon and earth are in a straight line B. Sun and earth are at right angles C. Sun and moon are at right angles D. Earth and moon are at right angles Submitted by: Jameel Ahmed Solangi (Larkana...

6. Earthquakes occur most frequently at __________?

   A. Plate boundaries B. Plate surface C. Ocean beds D. All of the above Submitted by: Rashid Mehmood...

7. Refraction of sound can occur in:

   A. Water B. Air C. Both A & B D. None of these Submitted by: Sami Khan...

8. Almost identical eclipses occur after 18 years and 11 days. This cycle is known as__________?

   A. Partial Eclipse cycle B. Total Eclipse Cycle C. Saros Cycle D. None of the above Submitted by: Ozeak Malik...

9. Gales occur when the wind moves at the speed of _____ ?

   A. 35 km/h B. 55 km/h C. 75 km/h D. 100 km/h Submitted by: Ali Mallah...

10. Which element has the second most % in human body?

    A. Oxygen 65% B. Calcium 75% C. Hydrogen 10% D. Carbon 18% Submitted by: Syed Nizakat Ali Shah...