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सी.आई.एस.सी.ई.आयसीएसई ICSE Class 7

The Valency of Sodium is One, Write the Molecular Formula For Sodium Nitratev ?

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प्रश्न

The valency of sodium is one, write the molecular formula for sodium nitratev ?

एक शब्द/वाक्यांश उत्तर
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उत्तर

sodium nitrate : NaN03

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पाठ 4: Atoms, Molecules and Radicals - Exercise

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सेलिना Concise Chemistry [English] Class 7 ICSE
पाठ 4 Atoms, Molecules and Radicals
Exercise | Q 10.5

संबंधित प्रश्‍न

What does 6NaNO3 represent ?


Write the molecular formulae of Magenesium oxide :


Write the molecular formulae of Iron (II) sulphide :


Write the molecular formulae of Iron (III) sulphide:


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 ?


State the term

A group of atoms that react as a single unit ______.


In hydrogen peroxide (H2O2), the proportion of hydrogen and oxygen by mass is :


Which contains more molecules, 10 g of sulphur dioxide (SO2) or 10 g of oxygen (O2) ?

(Atomic masses : S = 32 u ; O = 16 u)


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.


Diagrammatically represent the transfer of electrons.


‘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.

‘Dilute hydrochloric acid is added to sodium hydroxide’. Give a word equation and a molecular equation of the same. Is the equation written, a balanced equation. Give reasons.


State the correct formula of the following from the option given:

Aluminium phosphate


Molecule containing more than three atoms are known as ______.


Express each of the following in kilograms

58.34 g


Express each of the following in kilograms

58.34 g


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