The most dangerous method of preparing hydrogen would be by the action of HCl and

Options :
  1. Al
  2. K
  3. Fe
  4. Zn

Answer and Explanation :-

Answer: Option 2


Sorry there is no explanation for this answer. Please help others by posting your response below

How do you rate this queston?  Very Easy  Easy  Average  Above Average  Tough

Previous Question : A well known reagent which contains copper sulphate, sodium potassium tarterate and sodium hydroxide...

Next Question : Sodium carbonate is prepared by

Click here for free online test on Chemical Periodicity


 (Getemail alerts when others member replies)

Life is too short to be anything but real with the cast of characters God has placed in the story of your life. Love well, laugh often, and find your life in Christ. Don't hide away or be a follower. Be the wonderful unique person God made you to be, and know that your purpose will always be best when defined by your faith in him
-Karen Kingsbury Unlocked