The maximum number of electrons that can be accommodated in a shell depends on the formula
The smell that we get when LPG cylinder leaks is due to the presence of
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Which group in the modern periodic table contains elements that are inert gases?
Which of the following is used as a catalyst in the hydrogenation of vegetable oil?
Atomic mass of Sulphur is 32 u. The number of moles in 16 grams of Sulphur is:
Which type of reaction occurs when carbon burns in oxygen to give carbo dioxide?
Which of the following metals does NOT react with Oxygen even at a high temperature?
Which of the following is NOT a property of bases?
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