Percentage of sulfuric acid in lead accumulator is__________________?
Percentage of sulfuric acid in lead accumulator is__________________?
A. 40%
B. 25%
C. 30%
D. 50%
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Consider the following redox reaction. Zn+dil HNO3? Zn (NO3)2 + N2O + H2O The coefficient number of HNO3 in the equation is__________________?
Consider the following redox reaction. Zn+dil HNO3? Zn (NO3)2 + N2O + H2O The coefficient number of HNO3 in the equation is__________________?A. 6
B. 8
C. 10
D. 4Oxygen and sulphur resemble in all except________________?
Oxygen and sulphur resemble in all except________________?A. Electronic conviguration of valence shell electrons
B. Show allotropy
C. Polymeric
D. Show same oxidation stateAcidic amino acids have________________?
Acidic amino acids have________________?A. 2 amino groups and 1 carboxylic group
B. 1 amino and 1 carboxylic groups
C. 2 carboxylic groups and 1 amino group
D. 2 amino and 2 carboxylic groupsBecause of its ability to combine with both oxygen and nitrogen aluminium metal is used_____________?
Because of its ability to combine with both oxygen and nitrogen aluminium metal is used_____________?A. As nitrometer
B. To remove air bubbles from molten metal
C. To produce alloy
D. As insulatorSolution of Na2SO4 will be_________________?
Solution of Na2SO4 will be_________________?A. basic
B. acidic
C. neutral
D. cannot be presicted without dataSecondary cell is_____________________?
Secondary cell is_____________________?A. rechargeable
B. non rechargeable
C. electrolytic cell
D. Daniel cell