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
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Stronger is the oxidizing agent greater is the___________________?
Stronger is the oxidizing agent greater is the___________________?A. Oxidation potential
B. Redox potential
C. e.m.f of cell
D. standard reduction potentialWhen sparingly soluble salt is in equilibrium with molar concentration of its oppositely charged ion when the product is called_________________?
When sparingly soluble salt is in equilibrium with molar concentration of its oppositely charged ion when the product is called_________________?A. common ion effect
B. solubility product
C. dissociation constant
D. dissociation constant for an acidEssential amino acids are___________________?
Essential amino acids are___________________?A. 5
B. 10
C. 15
D. 20In melting of iron, which of the following reactions takes place in Bladt Furnace at 400°C- 600°C________?
In melting of iron, which of the following reactions takes place in Bladt Furnace at 400°C- 600°C________?A. CaO+ SiO2——> CaSiO3
B. 2FeS+3O2——–> 2Fe+ SO2
C. FeSiO3———> FeSiO3
D. Fe2O3+ 3CO——–> 2Fe+ 3CO2FeSO4 forms brown ring with________________?
FeSO4 forms brown ring with________________?A. N2O3
B. NO2
C. NO
D. N2OThe resonance energy of benzene is__________________?
The resonance energy of benzene is__________________?A. 150.5 kJ/mol
B. 250.5 kJ/mol
C. 150.5 Cal/mol
D. 250.5 Cal/mol