In Dry cell, cathode is made up of_______?
A. Zinc
B. Carbon (Graphite)
C. ZnCl²
D. MnO²(Pyrolusite)
Chemistry Mcqs
The equation that represents the relationship of Faraday’s first law of electrolysis is _______?
The equation that represents the relationship of Faraday’s first law of electrolysis is _______?
A. Z=At
B. w=ZAt
C. w=Z/At
D. Z= At/M
During electrolysis of Water, the product obtained at cathode is ___________?
During electrolysis of Water, the product obtained at cathode is ___________?
A. Hydrogen Gas &Water
B. Oxygen Gas &Water
C. Only oxygen
D. Only Water
Aamir khan Hullio
In electrolysis of NaCl the product obtained at cathode is_______.
In electrolysis of NaCl the product obtained at cathode is_______.
A. Sodium ions
B. Chloride ions
C. Both
D. Remain at the bottom of the cell
Which of the following is non spontaneous cell?
Which of the following is non spontaneous cell?
A. Electrolytic cell
B. Galvanic cell
C. Daniel cell
D. Not
The bond energy of Hydrogen molecule is__________?
The bond energy of Hydrogen molecule is__________?
A. 110Kcal/mol
B. 106Kcal/mol
C. 104Kcal/mol
D. 150KJcal/mol
The Ionization energy of Hydrogen is __________?
The Ionization energy of Hydrogen is __________?
A. 10.54ev
B. 12.54ev
C. 13.6ev
D. 17.56ev
The Electronegativity of Hydrogen is _____.
The Electronegativity of Hydrogen is _____.
A. 2.8
B. 2.2
C. 3.1
D. 1.8
The whole universe is made up of almost _______of Hydrogen?
The whole universe is made up of almost _______of Hydrogen?
A. 50%
B. 60%
C. 70%
D. 80%
During Electrolysis of Water the product @cathode obtained is ___________?
During Electrolysis of Water the product @cathode obtained is ___________?
A. Hydrogen Gas & Water
B. Oxygen Gas & Water
C. CO & Water
D. Hydrogen & Carbon monoxide