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The correct option is 2
Which of the following substance produces brisk effervescence when treated with baking-soda solution?
The base of the modern periodic table is
What is the boiling point of water at sea level?
Which of the following vitamin contains Cobalt?
Organisms have been divided into how many kingdoms?
Which of the following are the characteristics of an inelastic collision? I. Momentum is conserved. II. Total energy is conserved. III. Kinetic energy i...
A person standing on a trolley moving in a straight line throws a stone vertically upward, relative to himself, while facing in the direction of motion....
Which of the following is the most reactive element in the Halogen series?
Which of the following correctly represents the order of increasing wavelength?
The surface temperature of the Sun is nearly -