Distance at which attractive forces of hydrogen overcome repulsive forces is __________ ?

Related Mcqs:

1. Water Gas is a mixture of two gases Hydrogen & Carbon monoxide, while separating Hydrogen gas by liquification process which one is liquefied first__?

   A. Hydrogen Gas B. Carbon Monoxide Gas C. Both at same time D. None of them Submitted by: Aamir khan Hullio...

2. Water Gas is a mixture of two gases Hydrogen & Carbon monoxide, while separating Hydrogen gas by liquification process which one is liquefied first__?

   A. Hydrogen Gas B. Carbon Monoxide Gas C. Both at same time D. None of them Submitted by: Aamir khan Hullio...

3. When an aldehyde is reacted with hydrogen cyanide a ” Cyanihydrin” is formed. This process is best termed as __________?

   A. Electrophilic addition B. Electrophilic substitution C. Nucleophilic addition D. Necleophilic substitution Submitted by: Muhammad Ali Kunbhar...

4. The Ionization energy of Hydrogen is __________?

   A. 10.54ev B. 12.54ev C. 13.6ev D. 17.56ev Submitted by: Aamir khan Hullio...

5. Hydrogen bonding is present in __________?

   A. Water B. Ethyl Alcohol C. Phenol D. All of these Submitted by: Zahid Jagirani...

6. If R is the Rydberg constant for hydrogen, then wave-number of the second line in the Lyman series is _________?

   A. 2 R B. R/2 C. 3R/4 D. R/4 Submitted by: Muhammad Ali Kunbhar...

7. The practical problem in Hydrogen production is it:______________?

   A. Weight B. Valency C. Size D. Chemical property Submitted by: Fahad Mehsud...

8. Which of the following method is used to separate Hydrogen gas from water Gas?

   A. Bosch Process B. Cyber Twinkling process C. Palladium process D. Steam process Submitted by: Aamir khan Hullio...

9. The whole universe is made up of almost _______of Hydrogen?

   A. 50% B. 60% C. 70% D. 80% Submitted by: Aamir khan Hullio...

10. The bond energy of Hydrogen molecule is__________?

    A. 110Kcal/mol B. 106Kcal/mol C. 104Kcal/mol D. 150KJcal/mol Submitted by: Aamir khan Hullio...