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प्रश्न
Name the following:
The compound formed when iron [Fe2+] combines with oxygen [O2−].
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उत्तर
Iron (III) oxide
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संबंधित प्रश्न
Write the molecular formulae of Sodiun sulphide:
Write the molecular formulae of Hydrogen chloride :
Write the molecular formulae of Iron (III) sulphide:
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 nitratev ?
State the term
The combining capacity of an element _______
What is a molecule ? Explain with an example.
Write the cations and anions present, if any, in the following :
- CH3COONa
- NaCl
- H2
- NH4NO3
If one mole of nitrogen molecules weighs 28 g, calculate the mass of one molecule of nitrogen in grams.
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)
Diagrammatically represent the transfer of electrons.
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
Define molecule.
Express each of the following in kilograms
0.584 g
A group of atoms carrying a fixed charge on them is called ————.
