Advertisements
Advertisements
Question
What does 2C02 represent ?
Advertisements
Solution
2C02 = 2 molecules of carbon dioxide.
APPEARS IN
RELATED QUESTIONS
What does 2H2S represent ?
Write the molecular formulae of Sodiun sulphide:
Write the molecular formulae of Nitric acide :
The valency of sodium is one, write the molecular formula for sodium nitratev ?
What is a molecule ? Explain with an example.
Calculate the number of molecules present in a drop of chloroform (CHCl3) weighing 0.0239 g.
(Atomic masses : C = 12 u ; H = 1 u ; Cl = 35.5 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?
How many units of charge are developed on each atom?
What is the number of electrons after the transfer of electrons in magnesium and sulphur atoms.
‘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.
Fill in the blank:
The formula of aluminium sulphate is _________.
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:
Copper [II] nitrate
Name the following:
The compound formed when iron [Fe2+] combines with oxygen [O2−].
How many atoms are present in a PO4 3– ion?
Compute the number of ions present in 5.85 g of sodium chloride
A group of atoms carrying a fixed charge on them is called ————.
A molecule that contains only one atom is called ______ molecule.
