Write down the name of a compound represented by the following formula: K2SO4 - Science

Write down the name of a compound represented by the following formula:

K₂SO₄

One Line Answer

Potassium sulphate

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Chapter 3 Atoms and Molecules
Intext Questions | Q 2.3 | Page 39

Write down the name of a compound represented by the following formula:

Al₂(SO₄)₃

Give the name of the element present in the following compound:

Quick lime

Give the name of the element present in the following compound:

Potassium sulphate

Define: Atomic number

What is meant by atomicity ? Explain with two examples.

What is the atomicity of the following ?

What are (i) ionic compounds, and (ii) molecular compounds ? Give two examples of each type of compounds.

An element X forms the following compounds with hydrogen, carbon and oxygen :

H₂X, CX₂, XO₂, XO₃

State the three valencies of element X which are illustrated by these compounds.

State the main points of the contradiction of Dalton’s atomic theory by the Modern Atomic Theory.

The Atomicity of phosphorous is ______