Question

write down the formula of sodium oxide and aluminum chloride​

Answer 1

Explanation:

i) Sodium oxide : Na2O.

ii) Aluminium Chloride : AlCl3

Answer 2

Sodium oxide :-

• The formula :- Na2O

• Nature :- Alkali metal oxide

• Molecular weight = 61 g mol-¹

Aluminum Chloride :-

• The formula :- AlCl3

• Nature :- Lewis acid

• Molecular weight :- 133.341 g mol-¹

These formulae are prepared on the basis of mordern periodic table founded by mandleev .

Ionic Compounds :-

$\boxed{\begin{array}{|c|c|c|c|} \cline {1-4}\Large\sf {Ionic\:Compounds} & \sf \Large {Chemical\:Formula} & \Large \sf{Melting\:point_{(k)}} & \Large\sf {Boiling\:point_{(k)}} \\ &&& \\ \cline {1-4} \sf Sodium\:Chloride & \sf NaCl & 1074 & 1686 \\ &&& \\ \cline {1-4} \sf Lithium\:Chloride & \sf \sf LiCl & 887 & 1600 \\ &&& \\ \cline {1-4} \sf Calcium\:Chloride & \sf CaCl_2 & 1045 & 1900 \\ &&& \\ \cline {1-4} \sf Calcium\:Oxide & \sf CaO & 2850 & 3120 \\ &&& \\ \cline {1-4} \sf Magnesium\:Chloride & \sf MgCl_2 & 981 & 1685 \\ &&& \\ \cline {1-4} \end{array}}$

The periodic table :-

Refers to the attachment.

The Mordern periodic Table.

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