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प्रश्न
What is the number of electrons donated by a magnesium atom and number of electrons accepted by a sulphur atom during their chemical combination?
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उत्तर
Two, Two
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संबंधित प्रश्न
How many atoms are present in a H2S molecule?
What does 2C02 represent ?
Write the molecular formulae of Magenesium oxide :
Write the molecular formulae of Iron (II) sulphide :
Write the molecular formulae of Nitric acide :
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 hydroxide ?
The valency of sodium is one, write the molecular formula for sodium nitratev ?
If 1 gram of sulphur dioxide contains x molecules, how many molecules will be present in 1 gram of oxygen ?
(S = 32 u ; O = 16 u)
Write the molecular formulae of Magnesium nitride:
Explain the term ‘atomicity’.
Fill in the blank:
A molecule of an element is _________.
State the correct formula of the following from the option given:
Calcium hydroxide
State the correct formula of the following from the option given:
Ammonium sulphate
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−].
Express each of the following in kilograms
0.584 g
Express each of the following in kilograms
5.873×10−21g
A group of atoms carrying a fixed charge on them is called ————.
______ of an element consist of a fixed number of different types of atom.
