The formula of starch is__________________?
The formula of starch is__________________?
A. C12H22O11
B. C6H10O5
C. (C6H10O5)n
D. C6H12O6
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Water molecule is________?
Water molecule is________?A. V-shaped
B. Angular
C. Pyramidal
D. Triangular planerThe geometry of ammonia is___________________?
The geometry of ammonia is___________________?A. Tetrahedral
B. Square planner
C. Trigonal bipyramidal
D. Trigonal PyramidalWhich of the following orbitals has maximum penetration effect?
Which of the following orbitals has maximum penetration effect?A. S
B. P
C. d
D. fOn increasing the temperature the rate of reaction increases mainly because_________________?
On increasing the temperature the rate of reaction increases mainly because_________________?A. The activation energy of the reaction increases
B. Concentration of the reacting molecules increases
C. Collision frequency increases
D. None of theseLead accumulators are_______________?
Lead accumulators are_______________?A. secondary cell
B. primary cell
C. voltaic cell
D. both A & CIn the formation of Zwitter ions proton goes from____________________?
In the formation of Zwitter ions proton goes from____________________?A. Carboxyl to amino group
B. Amino to carboxyl group
C. Amino group only
D. Carboxyl group only