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Atoms and Molecules Quiz 2

Answer these simple questions correctly and earn coins

Difficulty Level :
15 Questions

Popular Questions In Atoms and Molecules Quiz 2

  • When the particles of a substance contain only one type of atoms, that substance is called a / an

  • Combination of atoms of same elements is known as

  • If atoms of different elements combine then … is formed.

  • Symbol of potassium

  • The other name of tungsten

  • Correct method of representing a symbol

  • Which of the following is octatomic ?

  • The valency of sulphate is

  • In NH4ClNH_4Cl, the cation is

  • Chemical formula of aluminium sulphate is

  • Molecular mass of H2SO4H_2SO_4 is

  • Molar mass of 1.5055×10231.5055\times10^{23} number of calcium atoms

  • Convert into moles : 8 gm of Mg.

  • Among the following which element has least number of atoms ?

  • “Mass is neither created nor destroyed during a chemical reaction”. This is known as ……