Advertisements
Advertisements
प्रश्न
Complete the statement given below by filling in the blank with the correct word.
The basic unit of an element is a/an ________.
पर्याय
molecule
atom
ion
उत्तर
The basic unit of an element is a/an atom.
APPEARS IN
संबंधित प्रश्न
Define of Radical.
State what you would observe when the following substance are heated in a glass test tube:
Red lead
State what you would observe when the following substances are heated in a glass test tube:
Copper (II) carbonate
Explain the following reaction with one suitable example .
Combination reactions
Explain the following reaction with one suitable example .
Displacement reaction
Explain the following reaction with one suitable example .
Double decomposition reaction.
Name the type of chemical reaction shown by the following equation:
`CaCO_3 → CaO + CO_2`
Write your observations and name the product when
An aqueous solution of barium chloride is added to dilute sulphuric acid.
Differentiate between the terms – ‘Ion’ and ‘radical’ with suitable examples.
Complete the statement given below by filling in the blank with the correct word.
Element _______ has the symbol derived from its Latin name ‘plumbum’.
