Advertisements
Advertisements
प्रश्न
Fill the following blanks with suitable words :
In a chemical reaction, the sum of the masses of the reactants and the products remains unchanged. This is called ....................
Advertisements
उत्तर
In a chemical reaction, the sum of masses of the reactants and their products remain unchanged. This is called the law of conservation of mass.
APPEARS IN
संबंधित प्रश्न
If the valency of carbon is 4 and that of sulphur is 2, work out the formula of the compound formed by the combination of carbon with sulphur. What is the name of this compound ?
An element X has a valency of 4 whereas another element Y has a valency of 1. What will be the formula of the compound formed between X and Y ?
Give the formula and valency of:
aluminium ………………. .
Give the empirical formula of Acitic Acid CH3COOH.
Name the element in the compound and give the formula of the following compound:
Nitric acid
Write the formula of the following compound:
Zinc nitrate
Write the formula of the following compound:
Iron [III] oxide
Define the term Relative molecular mass. State why indirect methods are utilised to determine the absolute mass of an atom. Explain in brief the indirect method used.
State of the following formula of a compound is incorrect. Incorrectly write the correct formula.
Ca2(PO4)3
Derive the chemical formula for calcium chloride.
