Nitronium ion is___________________?
Nitronium ion is___________________?
A. NO3
B. NO
C. NO2-
D. NO2+
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In Galvanic cell electrons flow from anode to cathode through__________________?
In Galvanic cell electrons flow from anode to cathode through__________________?A. external electric circuit
B. salt bridge
C. movement of ions
D. all of the aboveWhich of these gases diffuse more quickly than oxygen ?
Which of these gases diffuse more quickly than oxygen ?A. H2S
B. NO
C. Cl2
D. N2OMolecular mass of water (18g) means__________________?
Molecular mass of water (18g) means__________________?A. 1-mole molecules of water
B. 1-gram molecule of water
C. 3-gram atoms
D. allAngle of deflection was studied by________________?
Angle of deflection was studied by________________?A. Hitorff
B. Stoney
C. William Crookes
D. J.PerrinMilk tastes sour when kept in the open for sometime due to the formation of __________?
Milk tastes sour when kept in the open for sometime due to the formation of __________?A. lactic acid
B. citric acid
C. acetic acid
D. carbonic acidWater molecule is________?
Water molecule is________?A. V-shaped
B. Angular
C. Pyramidal
D. Triangular planer