Identify the following substance: An alkaline gas A which gives dense white fumes with hydrogen chloride.

Identify the following substance:

An alkaline gas A which gives dense white fumes with hydrogen chloride.

एक शब्द/वाक्यांश उत्तर

Ammonia gas

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पाठ 13: Practical Work - EXERCISE-13 [पृष्ठ २४५]

पाठ 13 Practical Work
EXERCISE-13 | Q (B) 2. (a) | पृष्ठ २४५

पाठ 9 Practical Work
Exercise 9 (C) | Q 8.1 | पृष्ठ १५३

Write down the formulae of sodium oxide.

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 ....................

What is the difference between 2H and H₂ ?

If the valency of hydrogen is 1 and that of nitrogen is 3, work out the formula for ammonia.

An element B shows valencies of 4 and 6. Write the formulae of its two oxides.

An element Y has a valency of 4. Write the formula for its :

The formula of carbonate of a metal M is M₂CO₃.

What will be the formula of its iodide ?

Give the formula and valency of:

Aluminate

Write chemical formula of the sulphate of Aluminium, Ammonium and Zinc.

What is a chemical formula? What is the significance of a formula?give an example to illustrate?

Name the element in the compound and give the formula of the following compound:

Phosphoric acid