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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 Magenesium oxide :
Write the molecular formulae of Hydrogen chloride :
Write the molecular formula of sulphuric acid.
Write the molecular formulae of Iron (III) sulphide:
State the term
The symbolic representation of a molecule ______
What is a molecule ? Explain with an example.
If one mole of nitrogen molecules weighs 28 g, calculate the mass of one molecule of nitrogen in grams.
What is the number of electrons donated by a magnesium atom and number of electrons accepted by a sulphur atom during their chemical combination?
What is the number of electrons after the transfer of electrons in magnesium and sulphur atoms.
‘Atoms of the same element or different from Dalton’s atomic theory by the Modern Atomic Theory.
Give two examples each of –
- Atoms of the same element
- Atoms of different elements combining to form a molecule.
State the correct formula of the following from the option given:
Sodium bisulphite
State the correct formula of the following from the option given:
Ammonium sulphate
State the correct formula of the following from the option given:
Aluminium phosphate
Express each of the following in kilograms
58.34 g
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 ————.
______ can be formed by the same or different kinds of atoms.
A molecule that contains only one atom is called ______ molecule.
