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

Choose the most appropriate answer

A solvent of Iodine is

Define the term: Element

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

Vinegar

Define: Molecule

Find the atomicity of the Following molecule:
Dinitrogen Oxide

Tick (√) the correct alternative from the choice given for the following statement

A gaseous non-metal.

Write the names of elements from the following symbol:

Select the correct answer from A, B, C, D & E for the statement given below :

A noble gas.

Assertion: Air is a mixture of elements only.

Reason: Only nitrogen, oxygen and neon gases exist in air.

Give an account of elements known to us.