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प्रश्न
Define: Mass number :
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उत्तर
Mass number : Numbr of protons and neutrons present in the nucleus of an atom.
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संबंधित प्रश्न
Write down the name of a compound represented by the following formula:
K2SO4
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Write down the name of a compound represented by the following formula:
KNO3
Give the name of the element present in the following compound:
Quick lime
Calculate the number of molecules of sulphur (S8) present in 16 g of solid sulphur.
State the term.
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Give a reason why –
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Give a reason why –
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State true of false. If false, give the correct statement.
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