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प्रश्न
What is the number of electrons after the transfer of electrons in magnesium and sulphur atoms.
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उत्तर
Eight
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संबंधित प्रश्न
Write the molecular formulae of Magenesium oxide :
Write the molecular formulae of Aluminium sulphate :
The valency of sodium is one, write the molecular formula for sodium oxide ?
The valency of sodium is one, write the molecular formula for sodium sulphate ?
The valency of sodium is one, write the molecular formula for sodium carbonate ?
The valency of sodium is one, write the molecular formula for sodium hydroxide ?
State the term
The combining capacity of an element _______
What is a molecule ? Explain with an example.
In hydrogen peroxide (H2O2), the proportion of hydrogen and oxygen by mass is :
Fill in the following blanks :
1 mole contains .............. atoms, molecules or ions of a substance.
Which contains more molecules, 10 g of sulphur dioxide (SO2) or 10 g of oxygen (O2) ?
(Atomic masses : S = 32 u ; O = 16 u)
Fill in the blank:
A molecule of an element is _________.
State the correct formula of the following from the option given:
Copper [II] nitrate
Name the following:
The compound formed when iron [Fe2+] combines with oxygen [O2−].
State true of false. If false, give the correct statement.
Atoms cannot exist alone. They can only exist as groups called molecules.
How many atoms are present in a PO4 3– ion?
How many atoms are present in a `PO_4^(3-)` ion?
Express each of the following in kilograms
5.873×10−21g
