Metallic crystals are soluble in________________?
Metallic crystals are soluble in________________?
A. Polar solvent
B. Non polar solvent
C. Fused metal
D. None
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Which set of solutes will form a buffer when dissolved in water to make 1 litter of solution ?
Which set of solutes will form a buffer when dissolved in water to make 1 litter of solution ?A. 0.0002M HCI
B. 0.2 mole of NaCI with 0.2 mole of HNO3
C. 0.4 mole of CH3COOH with 0.4 mole of NaOH
D. 0.4 mole of NH3 with 0.2 mole of HCIWhich of the following will be acidic_____________?
Which of the following will be acidic_____________?A. propyne
B. 1-butyne
C. ethyne
D. all of the aboveBoric acid cannot be used__________________?
Boric acid cannot be used__________________?A. As antiseptic in medicine
B. For washing eyes
C. In soda bottles
D. For enamel and glazesAt which electrode the reduction of the solution is occurring in Al-Ag cell_____________?
At which electrode the reduction of the solution is occurring in Al-Ag cell_____________?A. A
B. Ag
C. Both
D. NeitherWhich one of the following is also known as tartaric acid ?
Which one of the following is also known as tartaric acid ?A. 2 3-dihydroxy butance 1 4 -dioic acid
B. 2 3 -dihydroxy butanedioic acid
C. 2 3 -dihydroxy butanioc acid
D. 2 2 -dihydroxy butanoic acidThe process of fermentation of starch involve many enzymes the sequence of enzymes used are____________________?
The process of fermentation of starch involve many enzymes the sequence of enzymes used are____________________?A. Diastase-maltase-zymase
B. Zymase-maltase-diastase
C. Maltase-diastase-zymase
D. Diastase-zymase-maltase