CHEMISTRY QUIZ1

1.
The most electropositive elements among the following is :



2.
. Which one is an organic Acid ?



3.
The gas used for artificial ripening of green fruit is ?



4.
Ozone is



5.
 Faraday's Law is associated with



6.
Elements that show the properties of both metals and non metals are called ?



7.
 The element common to all acids is -  



8.
Fathom is unit of  



9.
The first metal used by man was