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Students arranged according to their weight: Q > P (more than 50kg)> S > R > T (40kg) > U P’s weight=15+T’s weight P’s weight=15+40=55kg; As weight of Q is more than 55 kg and in option only 60 is more than 55 kg hence it is the correct option.
In a compound, the elements are always present in definite proportions by:
In the periodic table of elements, what happens to the atomic radius as you move from left to right across a period?
The fossil of Archaeopteryx represents the evidence of origin of
On a clean glass plate, a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because:
What is the chemical name for baking soda?
Which of the following is a noble gas ?
What is the chemical name of the Laughing Gas?
_________is a formula for rust.
Which of the following is a water soluble vitamin?
What is the chemical name of baking soda?