Write the Chemical Name of the Following and Also Give Their Molecular Formulae: Sand - Chemistry

Write the Chemical Name of the Following and Also Give Their Molecular Formulae:

Sand

One Line Answer

Silicon dioxide (Sand) — SiO₂

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Chapter 3: Elements, Compounds and Mixtures - Exercise 3 (A) [Page 24]

Chapter 3 Elements, Compounds and Mixtures
Exercise 3 (A) | Q 4.4 | Page 24

Give two examples for the following: Metals

Fill in the blank

Use of a ................. to separate the components of a mixture of solids is based on the difference in the size of the components

Write true or false

A heterogeneous mixture has a uniform composition throughout the mixture

What is the difference between a pure substance and a mixture ?

Write the Chemical Name of the Following and Also Give Their Molecular Formulae:

Vinegar

Fill in the blank
A metal which is a liquid at room temperature is _______.

Tick (√) the correct alternative from the choice given for the following statement.
Sand is a compound of

Differentiate between the terms –
elements, compounds & mixtures.

Select the correct answer from the choice given below.
A group of atoms of elements

Write the names of elements from the following symbol: