Question

Q.3.Identifythegroup14elementthatbestfitseachofthefollowingdescription.

i.Nonmetallicelement ii.Formthemostacidicoxide

iii.Theyprefer+2oxidationstate. iv.Formsstrongπbonds​

Answer 1

Explanation:

Petroleum was formed from dead organisms that got buried in the sea millions of years ago. These dead bodies got covered with layers of sand and clay. Lack of air, high temperature, and high pressure transformed these dead organisms into petroleum and natural gas.

Answer 2

The magnetic moment of a magnet is a quantity that determines the torque it will experience in an external magnetic field. Magnetic moment is defined as a vector relating the aligning torque on the object from an externally applied magnetic field to the field vector itself. The relationship is given by: τ=μ×B.