During uniform motion of an object along a straight line, its ___________ remains constant with time.

Read the following questions carefully and answer them. 

The gas used for artificial fruit ripening of green fruit is —

Which of the following compound contains only Carbon and Hydrogen atoms in their formation?

Read the following questions carefully and answer them. 

Polythene is polymer of

Which of the following is an oxidising agent ? 

In chemistry, soap is a salt of a ............

In which of the following classifications are the elements arranged in the order of their increasing atomic number?

The brand name Teflon represents which polymer?