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

A. 75.2pm
B. 75.3pm
C. 75.5pm
D. 75.4pm

Submitted by: Rashid Mehmood

Related Mcqs:

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
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
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
The Ionization energy of Hydrogen is __________?
A. 10.54ev
B. 12.54ev
C. 13.6ev
D. 17.56ev

Submitted by: Aamir khan Hullio
Hydrogen bonding is present in __________?
A. Water
B. Ethyl Alcohol
C. Phenol
D. All of these

Submitted by: Zahid Jagirani
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
The practical problem in Hydrogen production is it:______________?
A. Weight
B. Valency
C. Size
D. Chemical property

Submitted by: Fahad Mehsud
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
The whole universe is made up of almost _______of Hydrogen?
A. 50%
B. 60%
C. 70%
D. 80%

Submitted by: Aamir khan Hullio
The bond energy of Hydrogen molecule is__________?
A. 110Kcal/mol
B. 106Kcal/mol
C. 104Kcal/mol
D. 150KJcal/mol

Submitted by: Aamir khan Hullio